diff --git a/dist/action.js b/dist/action.js new file mode 100644 index 0000000..102b311 --- /dev/null +++ b/dist/action.js @@ -0,0 +1,56 @@ +module.exports = +/******/ (() => { // webpackBootstrap +/******/ var __webpack_modules__ = ({ + +/***/ 192: +/***/ (() => { + +if (!yy.ast) { + yy.ast = _ast; + _ast.initialize(); +} + + +/***/ }) + +/******/ }); +/************************************************************************/ +/******/ // The module cache +/******/ var __webpack_module_cache__ = {}; +/******/ +/******/ // The require function +/******/ function __nccwpck_require__(moduleId) { +/******/ // Check if module is in cache +/******/ if(__webpack_module_cache__[moduleId]) { +/******/ return __webpack_module_cache__[moduleId].exports; +/******/ } +/******/ // Create a new module (and put it into the cache) +/******/ var module = __webpack_module_cache__[moduleId] = { +/******/ // no module.id needed +/******/ // no module.loaded needed +/******/ exports: {} +/******/ }; +/******/ +/******/ // Execute the module function +/******/ var threw = true; +/******/ try { +/******/ __webpack_modules__[moduleId](module, module.exports, __nccwpck_require__); +/******/ threw = false; +/******/ } finally { +/******/ if(threw) delete __webpack_module_cache__[moduleId]; +/******/ } +/******/ +/******/ // Return the exports of the module +/******/ return module.exports; +/******/ } +/******/ +/************************************************************************/ +/******/ /* webpack/runtime/compat */ +/******/ +/******/ __nccwpck_require__.ab = __dirname + "/";/************************************************************************/ +/******/ // module exports must be returned from runtime so entry inlining is disabled +/******/ // startup +/******/ // Load entry module and return exports +/******/ return __nccwpck_require__(192); +/******/ })() +; \ No newline at end of file diff --git a/dist/esprima.js b/dist/esprima.js new file mode 100644 index 0000000..91a0c33 --- /dev/null +++ b/dist/esprima.js @@ -0,0 +1,3806 @@ +module.exports = +/******/ (() => { // webpackBootstrap +/******/ var __webpack_modules__ = ({ + +/***/ 648: +/***/ (function(__unused_webpack_module, exports) { + +/* + Copyright (C) 2013 Ariya Hidayat + Copyright (C) 2013 Thaddee Tyl + Copyright (C) 2013 Mathias Bynens + Copyright (C) 2012 Ariya Hidayat + Copyright (C) 2012 Mathias Bynens + Copyright (C) 2012 Joost-Wim Boekesteijn + Copyright (C) 2012 Kris Kowal + Copyright (C) 2012 Yusuke Suzuki + Copyright (C) 2012 Arpad Borsos + Copyright (C) 2011 Ariya Hidayat + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are met: + + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + ARE DISCLAIMED. IN NO EVENT SHALL BE LIABLE FOR ANY + DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + +/*jslint bitwise:true plusplus:true */ +/*global esprima:true, define:true, exports:true, window: true, +throwErrorTolerant: true, +throwError: true, generateStatement: true, peek: true, +parseAssignmentExpression: true, parseBlock: true, parseExpression: true, +parseFunctionDeclaration: true, parseFunctionExpression: true, +parseFunctionSourceElements: true, parseVariableIdentifier: true, +parseLeftHandSideExpression: true, +parseUnaryExpression: true, +parseStatement: true, parseSourceElement: true */ + +(function (root, factory) { + 'use strict'; + + // Universal Module Definition (UMD) to support AMD, CommonJS/Node.js, + // Rhino, and plain browser loading. + + /* istanbul ignore next */ + if (typeof define === 'function' && define.amd) { + define(['exports'], factory); + } else if (true) { + factory(exports); + } else {} +}(this, function (exports) { + 'use strict'; + + var Token, + TokenName, + FnExprTokens, + Syntax, + PropertyKind, + Messages, + Regex, + SyntaxTreeDelegate, + source, + strict, + index, + lineNumber, + lineStart, + length, + delegate, + lookahead, + state, + extra; + + Token = { + BooleanLiteral: 1, + EOF: 2, + Identifier: 3, + Keyword: 4, + NullLiteral: 5, + NumericLiteral: 6, + Punctuator: 7, + StringLiteral: 8, + RegularExpression: 9 + }; + + TokenName = {}; + TokenName[Token.BooleanLiteral] = 'Boolean'; + TokenName[Token.EOF] = ''; + TokenName[Token.Identifier] = 'Identifier'; + TokenName[Token.Keyword] = 'Keyword'; + TokenName[Token.NullLiteral] = 'Null'; + TokenName[Token.NumericLiteral] = 'Numeric'; + TokenName[Token.Punctuator] = 'Punctuator'; + TokenName[Token.StringLiteral] = 'String'; + TokenName[Token.RegularExpression] = 'RegularExpression'; + + // A function following one of those tokens is an expression. + FnExprTokens = ['(', '{', '[', 'in', 'typeof', 'instanceof', 'new', + 'return', 'case', 'delete', 'throw', 'void', + // assignment operators + '=', '+=', '-=', '*=', '/=', '%=', '<<=', '>>=', '>>>=', + '&=', '|=', '^=', ',', + // binary/unary operators + '+', '-', '*', '/', '%', '++', '--', '<<', '>>', '>>>', '&', + '|', '^', '!', '~', '&&', '||', '?', ':', '===', '==', '>=', + '<=', '<', '>', '!=', '!==']; + + Syntax = { + AssignmentExpression: 'AssignmentExpression', + ArrayExpression: 'ArrayExpression', + BlockStatement: 'BlockStatement', + BinaryExpression: 'BinaryExpression', + BreakStatement: 'BreakStatement', + CallExpression: 'CallExpression', + CatchClause: 'CatchClause', + ConditionalExpression: 'ConditionalExpression', + ContinueStatement: 'ContinueStatement', + DoWhileStatement: 'DoWhileStatement', + DebuggerStatement: 'DebuggerStatement', + EmptyStatement: 'EmptyStatement', + ExpressionStatement: 'ExpressionStatement', + ForStatement: 'ForStatement', + ForInStatement: 'ForInStatement', + FunctionDeclaration: 'FunctionDeclaration', + FunctionExpression: 'FunctionExpression', + Identifier: 'Identifier', + IfStatement: 'IfStatement', + Literal: 'Literal', + LabeledStatement: 'LabeledStatement', + LogicalExpression: 'LogicalExpression', + MemberExpression: 'MemberExpression', + NewExpression: 'NewExpression', + ObjectExpression: 'ObjectExpression', + Program: 'Program', + Property: 'Property', + ReturnStatement: 'ReturnStatement', + SequenceExpression: 'SequenceExpression', + SwitchStatement: 'SwitchStatement', + SwitchCase: 'SwitchCase', + ThisExpression: 'ThisExpression', + ThrowStatement: 'ThrowStatement', + TryStatement: 'TryStatement', + UnaryExpression: 'UnaryExpression', + UpdateExpression: 'UpdateExpression', + VariableDeclaration: 'VariableDeclaration', + VariableDeclarator: 'VariableDeclarator', + WhileStatement: 'WhileStatement', + WithStatement: 'WithStatement' + }; + + PropertyKind = { + Data: 1, + Get: 2, + Set: 4 + }; + + // Error messages should be identical to V8. + Messages = { + UnexpectedToken: 'Unexpected token %0', + UnexpectedNumber: 'Unexpected number', + UnexpectedString: 'Unexpected string', + UnexpectedIdentifier: 'Unexpected identifier', + UnexpectedReserved: 'Unexpected reserved word', + UnexpectedEOS: 'Unexpected end of input', + NewlineAfterThrow: 'Illegal newline after throw', + InvalidRegExp: 'Invalid regular expression', + UnterminatedRegExp: 'Invalid regular expression: missing /', + InvalidLHSInAssignment: 'Invalid left-hand side in assignment', + InvalidLHSInForIn: 'Invalid left-hand side in for-in', + MultipleDefaultsInSwitch: 'More than one default clause in switch statement', + NoCatchOrFinally: 'Missing catch or finally after try', + UnknownLabel: 'Undefined label \'%0\'', + Redeclaration: '%0 \'%1\' has already been declared', + IllegalContinue: 'Illegal continue statement', + IllegalBreak: 'Illegal break statement', + IllegalReturn: 'Illegal return statement', + StrictModeWith: 'Strict mode code may not include a with statement', + StrictCatchVariable: 'Catch variable may not be eval or arguments in strict mode', + StrictVarName: 'Variable name may not be eval or arguments in strict mode', + StrictParamName: 'Parameter name eval or arguments is not allowed in strict mode', + StrictParamDupe: 'Strict mode function may not have duplicate parameter names', + StrictFunctionName: 'Function name may not be eval or arguments in strict mode', + StrictOctalLiteral: 'Octal literals are not allowed in strict mode.', + StrictDelete: 'Delete of an unqualified identifier in strict mode.', + StrictDuplicateProperty: 'Duplicate data property in object literal not allowed in strict mode', + AccessorDataProperty: 'Object literal may not have data and accessor property with the same name', + AccessorGetSet: 'Object literal may not have multiple get/set accessors with the same name', + StrictLHSAssignment: 'Assignment to eval or arguments is not allowed in strict mode', + StrictLHSPostfix: 'Postfix increment/decrement may not have eval or arguments operand in strict mode', + StrictLHSPrefix: 'Prefix increment/decrement may not have eval or arguments operand in strict mode', + StrictReservedWord: 'Use of future reserved word in strict mode' + }; + + // See also tools/generate-unicode-regex.py. + Regex = { + NonAsciiIdentifierStart: new RegExp('[\xAA\xB5\xBA\xC0-\xD6\xD8-\xF6\xF8-\u02C1\u02C6-\u02D1\u02E0-\u02E4\u02EC\u02EE\u0370-\u0374\u0376\u0377\u037A-\u037D\u0386\u0388-\u038A\u038C\u038E-\u03A1\u03A3-\u03F5\u03F7-\u0481\u048A-\u0527\u0531-\u0556\u0559\u0561-\u0587\u05D0-\u05EA\u05F0-\u05F2\u0620-\u064A\u066E\u066F\u0671-\u06D3\u06D5\u06E5\u06E6\u06EE\u06EF\u06FA-\u06FC\u06FF\u0710\u0712-\u072F\u074D-\u07A5\u07B1\u07CA-\u07EA\u07F4\u07F5\u07FA\u0800-\u0815\u081A\u0824\u0828\u0840-\u0858\u08A0\u08A2-\u08AC\u0904-\u0939\u093D\u0950\u0958-\u0961\u0971-\u0977\u0979-\u097F\u0985-\u098C\u098F\u0990\u0993-\u09A8\u09AA-\u09B0\u09B2\u09B6-\u09B9\u09BD\u09CE\u09DC\u09DD\u09DF-\u09E1\u09F0\u09F1\u0A05-\u0A0A\u0A0F\u0A10\u0A13-\u0A28\u0A2A-\u0A30\u0A32\u0A33\u0A35\u0A36\u0A38\u0A39\u0A59-\u0A5C\u0A5E\u0A72-\u0A74\u0A85-\u0A8D\u0A8F-\u0A91\u0A93-\u0AA8\u0AAA-\u0AB0\u0AB2\u0AB3\u0AB5-\u0AB9\u0ABD\u0AD0\u0AE0\u0AE1\u0B05-\u0B0C\u0B0F\u0B10\u0B13-\u0B28\u0B2A-\u0B30\u0B32\u0B33\u0B35-\u0B39\u0B3D\u0B5C\u0B5D\u0B5F-\u0B61\u0B71\u0B83\u0B85-\u0B8A\u0B8E-\u0B90\u0B92-\u0B95\u0B99\u0B9A\u0B9C\u0B9E\u0B9F\u0BA3\u0BA4\u0BA8-\u0BAA\u0BAE-\u0BB9\u0BD0\u0C05-\u0C0C\u0C0E-\u0C10\u0C12-\u0C28\u0C2A-\u0C33\u0C35-\u0C39\u0C3D\u0C58\u0C59\u0C60\u0C61\u0C85-\u0C8C\u0C8E-\u0C90\u0C92-\u0CA8\u0CAA-\u0CB3\u0CB5-\u0CB9\u0CBD\u0CDE\u0CE0\u0CE1\u0CF1\u0CF2\u0D05-\u0D0C\u0D0E-\u0D10\u0D12-\u0D3A\u0D3D\u0D4E\u0D60\u0D61\u0D7A-\u0D7F\u0D85-\u0D96\u0D9A-\u0DB1\u0DB3-\u0DBB\u0DBD\u0DC0-\u0DC6\u0E01-\u0E30\u0E32\u0E33\u0E40-\u0E46\u0E81\u0E82\u0E84\u0E87\u0E88\u0E8A\u0E8D\u0E94-\u0E97\u0E99-\u0E9F\u0EA1-\u0EA3\u0EA5\u0EA7\u0EAA\u0EAB\u0EAD-\u0EB0\u0EB2\u0EB3\u0EBD\u0EC0-\u0EC4\u0EC6\u0EDC-\u0EDF\u0F00\u0F40-\u0F47\u0F49-\u0F6C\u0F88-\u0F8C\u1000-\u102A\u103F\u1050-\u1055\u105A-\u105D\u1061\u1065\u1066\u106E-\u1070\u1075-\u1081\u108E\u10A0-\u10C5\u10C7\u10CD\u10D0-\u10FA\u10FC-\u1248\u124A-\u124D\u1250-\u1256\u1258\u125A-\u125D\u1260-\u1288\u128A-\u128D\u1290-\u12B0\u12B2-\u12B5\u12B8-\u12BE\u12C0\u12C2-\u12C5\u12C8-\u12D6\u12D8-\u1310\u1312-\u1315\u1318-\u135A\u1380-\u138F\u13A0-\u13F4\u1401-\u166C\u166F-\u167F\u1681-\u169A\u16A0-\u16EA\u16EE-\u16F0\u1700-\u170C\u170E-\u1711\u1720-\u1731\u1740-\u1751\u1760-\u176C\u176E-\u1770\u1780-\u17B3\u17D7\u17DC\u1820-\u1877\u1880-\u18A8\u18AA\u18B0-\u18F5\u1900-\u191C\u1950-\u196D\u1970-\u1974\u1980-\u19AB\u19C1-\u19C7\u1A00-\u1A16\u1A20-\u1A54\u1AA7\u1B05-\u1B33\u1B45-\u1B4B\u1B83-\u1BA0\u1BAE\u1BAF\u1BBA-\u1BE5\u1C00-\u1C23\u1C4D-\u1C4F\u1C5A-\u1C7D\u1CE9-\u1CEC\u1CEE-\u1CF1\u1CF5\u1CF6\u1D00-\u1DBF\u1E00-\u1F15\u1F18-\u1F1D\u1F20-\u1F45\u1F48-\u1F4D\u1F50-\u1F57\u1F59\u1F5B\u1F5D\u1F5F-\u1F7D\u1F80-\u1FB4\u1FB6-\u1FBC\u1FBE\u1FC2-\u1FC4\u1FC6-\u1FCC\u1FD0-\u1FD3\u1FD6-\u1FDB\u1FE0-\u1FEC\u1FF2-\u1FF4\u1FF6-\u1FFC\u2071\u207F\u2090-\u209C\u2102\u2107\u210A-\u2113\u2115\u2119-\u211D\u2124\u2126\u2128\u212A-\u212D\u212F-\u2139\u213C-\u213F\u2145-\u2149\u214E\u2160-\u2188\u2C00-\u2C2E\u2C30-\u2C5E\u2C60-\u2CE4\u2CEB-\u2CEE\u2CF2\u2CF3\u2D00-\u2D25\u2D27\u2D2D\u2D30-\u2D67\u2D6F\u2D80-\u2D96\u2DA0-\u2DA6\u2DA8-\u2DAE\u2DB0-\u2DB6\u2DB8-\u2DBE\u2DC0-\u2DC6\u2DC8-\u2DCE\u2DD0-\u2DD6\u2DD8-\u2DDE\u2E2F\u3005-\u3007\u3021-\u3029\u3031-\u3035\u3038-\u303C\u3041-\u3096\u309D-\u309F\u30A1-\u30FA\u30FC-\u30FF\u3105-\u312D\u3131-\u318E\u31A0-\u31BA\u31F0-\u31FF\u3400-\u4DB5\u4E00-\u9FCC\uA000-\uA48C\uA4D0-\uA4FD\uA500-\uA60C\uA610-\uA61F\uA62A\uA62B\uA640-\uA66E\uA67F-\uA697\uA6A0-\uA6EF\uA717-\uA71F\uA722-\uA788\uA78B-\uA78E\uA790-\uA793\uA7A0-\uA7AA\uA7F8-\uA801\uA803-\uA805\uA807-\uA80A\uA80C-\uA822\uA840-\uA873\uA882-\uA8B3\uA8F2-\uA8F7\uA8FB\uA90A-\uA925\uA930-\uA946\uA960-\uA97C\uA984-\uA9B2\uA9CF\uAA00-\uAA28\uAA40-\uAA42\uAA44-\uAA4B\uAA60-\uAA76\uAA7A\uAA80-\uAAAF\uAAB1\uAAB5\uAAB6\uAAB9-\uAABD\uAAC0\uAAC2\uAADB-\uAADD\uAAE0-\uAAEA\uAAF2-\uAAF4\uAB01-\uAB06\uAB09-\uAB0E\uAB11-\uAB16\uAB20-\uAB26\uAB28-\uAB2E\uABC0-\uABE2\uAC00-\uD7A3\uD7B0-\uD7C6\uD7CB-\uD7FB\uF900-\uFA6D\uFA70-\uFAD9\uFB00-\uFB06\uFB13-\uFB17\uFB1D\uFB1F-\uFB28\uFB2A-\uFB36\uFB38-\uFB3C\uFB3E\uFB40\uFB41\uFB43\uFB44\uFB46-\uFBB1\uFBD3-\uFD3D\uFD50-\uFD8F\uFD92-\uFDC7\uFDF0-\uFDFB\uFE70-\uFE74\uFE76-\uFEFC\uFF21-\uFF3A\uFF41-\uFF5A\uFF66-\uFFBE\uFFC2-\uFFC7\uFFCA-\uFFCF\uFFD2-\uFFD7\uFFDA-\uFFDC]'), + NonAsciiIdentifierPart: new RegExp('[\xAA\xB5\xBA\xC0-\xD6\xD8-\xF6\xF8-\u02C1\u02C6-\u02D1\u02E0-\u02E4\u02EC\u02EE\u0300-\u0374\u0376\u0377\u037A-\u037D\u0386\u0388-\u038A\u038C\u038E-\u03A1\u03A3-\u03F5\u03F7-\u0481\u0483-\u0487\u048A-\u0527\u0531-\u0556\u0559\u0561-\u0587\u0591-\u05BD\u05BF\u05C1\u05C2\u05C4\u05C5\u05C7\u05D0-\u05EA\u05F0-\u05F2\u0610-\u061A\u0620-\u0669\u066E-\u06D3\u06D5-\u06DC\u06DF-\u06E8\u06EA-\u06FC\u06FF\u0710-\u074A\u074D-\u07B1\u07C0-\u07F5\u07FA\u0800-\u082D\u0840-\u085B\u08A0\u08A2-\u08AC\u08E4-\u08FE\u0900-\u0963\u0966-\u096F\u0971-\u0977\u0979-\u097F\u0981-\u0983\u0985-\u098C\u098F\u0990\u0993-\u09A8\u09AA-\u09B0\u09B2\u09B6-\u09B9\u09BC-\u09C4\u09C7\u09C8\u09CB-\u09CE\u09D7\u09DC\u09DD\u09DF-\u09E3\u09E6-\u09F1\u0A01-\u0A03\u0A05-\u0A0A\u0A0F\u0A10\u0A13-\u0A28\u0A2A-\u0A30\u0A32\u0A33\u0A35\u0A36\u0A38\u0A39\u0A3C\u0A3E-\u0A42\u0A47\u0A48\u0A4B-\u0A4D\u0A51\u0A59-\u0A5C\u0A5E\u0A66-\u0A75\u0A81-\u0A83\u0A85-\u0A8D\u0A8F-\u0A91\u0A93-\u0AA8\u0AAA-\u0AB0\u0AB2\u0AB3\u0AB5-\u0AB9\u0ABC-\u0AC5\u0AC7-\u0AC9\u0ACB-\u0ACD\u0AD0\u0AE0-\u0AE3\u0AE6-\u0AEF\u0B01-\u0B03\u0B05-\u0B0C\u0B0F\u0B10\u0B13-\u0B28\u0B2A-\u0B30\u0B32\u0B33\u0B35-\u0B39\u0B3C-\u0B44\u0B47\u0B48\u0B4B-\u0B4D\u0B56\u0B57\u0B5C\u0B5D\u0B5F-\u0B63\u0B66-\u0B6F\u0B71\u0B82\u0B83\u0B85-\u0B8A\u0B8E-\u0B90\u0B92-\u0B95\u0B99\u0B9A\u0B9C\u0B9E\u0B9F\u0BA3\u0BA4\u0BA8-\u0BAA\u0BAE-\u0BB9\u0BBE-\u0BC2\u0BC6-\u0BC8\u0BCA-\u0BCD\u0BD0\u0BD7\u0BE6-\u0BEF\u0C01-\u0C03\u0C05-\u0C0C\u0C0E-\u0C10\u0C12-\u0C28\u0C2A-\u0C33\u0C35-\u0C39\u0C3D-\u0C44\u0C46-\u0C48\u0C4A-\u0C4D\u0C55\u0C56\u0C58\u0C59\u0C60-\u0C63\u0C66-\u0C6F\u0C82\u0C83\u0C85-\u0C8C\u0C8E-\u0C90\u0C92-\u0CA8\u0CAA-\u0CB3\u0CB5-\u0CB9\u0CBC-\u0CC4\u0CC6-\u0CC8\u0CCA-\u0CCD\u0CD5\u0CD6\u0CDE\u0CE0-\u0CE3\u0CE6-\u0CEF\u0CF1\u0CF2\u0D02\u0D03\u0D05-\u0D0C\u0D0E-\u0D10\u0D12-\u0D3A\u0D3D-\u0D44\u0D46-\u0D48\u0D4A-\u0D4E\u0D57\u0D60-\u0D63\u0D66-\u0D6F\u0D7A-\u0D7F\u0D82\u0D83\u0D85-\u0D96\u0D9A-\u0DB1\u0DB3-\u0DBB\u0DBD\u0DC0-\u0DC6\u0DCA\u0DCF-\u0DD4\u0DD6\u0DD8-\u0DDF\u0DF2\u0DF3\u0E01-\u0E3A\u0E40-\u0E4E\u0E50-\u0E59\u0E81\u0E82\u0E84\u0E87\u0E88\u0E8A\u0E8D\u0E94-\u0E97\u0E99-\u0E9F\u0EA1-\u0EA3\u0EA5\u0EA7\u0EAA\u0EAB\u0EAD-\u0EB9\u0EBB-\u0EBD\u0EC0-\u0EC4\u0EC6\u0EC8-\u0ECD\u0ED0-\u0ED9\u0EDC-\u0EDF\u0F00\u0F18\u0F19\u0F20-\u0F29\u0F35\u0F37\u0F39\u0F3E-\u0F47\u0F49-\u0F6C\u0F71-\u0F84\u0F86-\u0F97\u0F99-\u0FBC\u0FC6\u1000-\u1049\u1050-\u109D\u10A0-\u10C5\u10C7\u10CD\u10D0-\u10FA\u10FC-\u1248\u124A-\u124D\u1250-\u1256\u1258\u125A-\u125D\u1260-\u1288\u128A-\u128D\u1290-\u12B0\u12B2-\u12B5\u12B8-\u12BE\u12C0\u12C2-\u12C5\u12C8-\u12D6\u12D8-\u1310\u1312-\u1315\u1318-\u135A\u135D-\u135F\u1380-\u138F\u13A0-\u13F4\u1401-\u166C\u166F-\u167F\u1681-\u169A\u16A0-\u16EA\u16EE-\u16F0\u1700-\u170C\u170E-\u1714\u1720-\u1734\u1740-\u1753\u1760-\u176C\u176E-\u1770\u1772\u1773\u1780-\u17D3\u17D7\u17DC\u17DD\u17E0-\u17E9\u180B-\u180D\u1810-\u1819\u1820-\u1877\u1880-\u18AA\u18B0-\u18F5\u1900-\u191C\u1920-\u192B\u1930-\u193B\u1946-\u196D\u1970-\u1974\u1980-\u19AB\u19B0-\u19C9\u19D0-\u19D9\u1A00-\u1A1B\u1A20-\u1A5E\u1A60-\u1A7C\u1A7F-\u1A89\u1A90-\u1A99\u1AA7\u1B00-\u1B4B\u1B50-\u1B59\u1B6B-\u1B73\u1B80-\u1BF3\u1C00-\u1C37\u1C40-\u1C49\u1C4D-\u1C7D\u1CD0-\u1CD2\u1CD4-\u1CF6\u1D00-\u1DE6\u1DFC-\u1F15\u1F18-\u1F1D\u1F20-\u1F45\u1F48-\u1F4D\u1F50-\u1F57\u1F59\u1F5B\u1F5D\u1F5F-\u1F7D\u1F80-\u1FB4\u1FB6-\u1FBC\u1FBE\u1FC2-\u1FC4\u1FC6-\u1FCC\u1FD0-\u1FD3\u1FD6-\u1FDB\u1FE0-\u1FEC\u1FF2-\u1FF4\u1FF6-\u1FFC\u200C\u200D\u203F\u2040\u2054\u2071\u207F\u2090-\u209C\u20D0-\u20DC\u20E1\u20E5-\u20F0\u2102\u2107\u210A-\u2113\u2115\u2119-\u211D\u2124\u2126\u2128\u212A-\u212D\u212F-\u2139\u213C-\u213F\u2145-\u2149\u214E\u2160-\u2188\u2C00-\u2C2E\u2C30-\u2C5E\u2C60-\u2CE4\u2CEB-\u2CF3\u2D00-\u2D25\u2D27\u2D2D\u2D30-\u2D67\u2D6F\u2D7F-\u2D96\u2DA0-\u2DA6\u2DA8-\u2DAE\u2DB0-\u2DB6\u2DB8-\u2DBE\u2DC0-\u2DC6\u2DC8-\u2DCE\u2DD0-\u2DD6\u2DD8-\u2DDE\u2DE0-\u2DFF\u2E2F\u3005-\u3007\u3021-\u302F\u3031-\u3035\u3038-\u303C\u3041-\u3096\u3099\u309A\u309D-\u309F\u30A1-\u30FA\u30FC-\u30FF\u3105-\u312D\u3131-\u318E\u31A0-\u31BA\u31F0-\u31FF\u3400-\u4DB5\u4E00-\u9FCC\uA000-\uA48C\uA4D0-\uA4FD\uA500-\uA60C\uA610-\uA62B\uA640-\uA66F\uA674-\uA67D\uA67F-\uA697\uA69F-\uA6F1\uA717-\uA71F\uA722-\uA788\uA78B-\uA78E\uA790-\uA793\uA7A0-\uA7AA\uA7F8-\uA827\uA840-\uA873\uA880-\uA8C4\uA8D0-\uA8D9\uA8E0-\uA8F7\uA8FB\uA900-\uA92D\uA930-\uA953\uA960-\uA97C\uA980-\uA9C0\uA9CF-\uA9D9\uAA00-\uAA36\uAA40-\uAA4D\uAA50-\uAA59\uAA60-\uAA76\uAA7A\uAA7B\uAA80-\uAAC2\uAADB-\uAADD\uAAE0-\uAAEF\uAAF2-\uAAF6\uAB01-\uAB06\uAB09-\uAB0E\uAB11-\uAB16\uAB20-\uAB26\uAB28-\uAB2E\uABC0-\uABEA\uABEC\uABED\uABF0-\uABF9\uAC00-\uD7A3\uD7B0-\uD7C6\uD7CB-\uD7FB\uF900-\uFA6D\uFA70-\uFAD9\uFB00-\uFB06\uFB13-\uFB17\uFB1D-\uFB28\uFB2A-\uFB36\uFB38-\uFB3C\uFB3E\uFB40\uFB41\uFB43\uFB44\uFB46-\uFBB1\uFBD3-\uFD3D\uFD50-\uFD8F\uFD92-\uFDC7\uFDF0-\uFDFB\uFE00-\uFE0F\uFE20-\uFE26\uFE33\uFE34\uFE4D-\uFE4F\uFE70-\uFE74\uFE76-\uFEFC\uFF10-\uFF19\uFF21-\uFF3A\uFF3F\uFF41-\uFF5A\uFF66-\uFFBE\uFFC2-\uFFC7\uFFCA-\uFFCF\uFFD2-\uFFD7\uFFDA-\uFFDC]') + }; + + // Ensure the condition is true, otherwise throw an error. + // This is only to have a better contract semantic, i.e. another safety net + // to catch a logic error. The condition shall be fulfilled in normal case. + // Do NOT use this to enforce a certain condition on any user input. + + function assert(condition, message) { + /* istanbul ignore if */ + if (!condition) { + throw new Error('ASSERT: ' + message); + } + } + + function isDecimalDigit(ch) { + return (ch >= 48 && ch <= 57); // 0..9 + } + + function isHexDigit(ch) { + return '0123456789abcdefABCDEF'.indexOf(ch) >= 0; + } + + function isOctalDigit(ch) { + return '01234567'.indexOf(ch) >= 0; + } + + + // 7.2 White Space + + function isWhiteSpace(ch) { + return (ch === 0x20) || (ch === 0x09) || (ch === 0x0B) || (ch === 0x0C) || (ch === 0xA0) || + (ch >= 0x1680 && [0x1680, 0x180E, 0x2000, 0x2001, 0x2002, 0x2003, 0x2004, 0x2005, 0x2006, 0x2007, 0x2008, 0x2009, 0x200A, 0x202F, 0x205F, 0x3000, 0xFEFF].indexOf(ch) >= 0); + } + + // 7.3 Line Terminators + + function isLineTerminator(ch) { + return (ch === 0x0A) || (ch === 0x0D) || (ch === 0x2028) || (ch === 0x2029); + } + + // 7.6 Identifier Names and Identifiers + + function isIdentifierStart(ch) { + return (ch === 0x24) || (ch === 0x5F) || // $ (dollar) and _ (underscore) + (ch >= 0x41 && ch <= 0x5A) || // A..Z + (ch >= 0x61 && ch <= 0x7A) || // a..z + (ch === 0x5C) || // \ (backslash) + ((ch >= 0x80) && Regex.NonAsciiIdentifierStart.test(String.fromCharCode(ch))); + } + + function isIdentifierPart(ch) { + return (ch === 0x24) || (ch === 0x5F) || // $ (dollar) and _ (underscore) + (ch >= 0x41 && ch <= 0x5A) || // A..Z + (ch >= 0x61 && ch <= 0x7A) || // a..z + (ch >= 0x30 && ch <= 0x39) || // 0..9 + (ch === 0x5C) || // \ (backslash) + ((ch >= 0x80) && Regex.NonAsciiIdentifierPart.test(String.fromCharCode(ch))); + } + + // 7.6.1.2 Future Reserved Words + + function isFutureReservedWord(id) { + switch (id) { + case 'class': + case 'enum': + case 'export': + case 'extends': + case 'import': + case 'super': + return true; + default: + return false; + } + } + + function isStrictModeReservedWord(id) { + switch (id) { + case 'implements': + case 'interface': + case 'package': + case 'private': + case 'protected': + case 'public': + case 'static': + case 'yield': + case 'let': + return true; + default: + return false; + } + } + + function isRestrictedWord(id) { + return id === 'eval' || id === 'arguments'; + } + + // 7.6.1.1 Keywords + + function isKeyword(id) { + if (strict && isStrictModeReservedWord(id)) { + return true; + } + + // 'const' is specialized as Keyword in V8. + // 'yield' and 'let' are for compatiblity with SpiderMonkey and ES.next. + // Some others are from future reserved words. + + switch (id.length) { + case 2: + return (id === 'if') || (id === 'in') || (id === 'do'); + case 3: + return (id === 'var') || (id === 'for') || (id === 'new') || + (id === 'try') || (id === 'let'); + case 4: + return (id === 'this') || (id === 'else') || (id === 'case') || + (id === 'void') || (id === 'with') || (id === 'enum'); + case 5: + return (id === 'while') || (id === 'break') || (id === 'catch') || + (id === 'throw') || (id === 'const') || (id === 'yield') || + (id === 'class') || (id === 'super'); + case 6: + return (id === 'return') || (id === 'typeof') || (id === 'delete') || + (id === 'switch') || (id === 'export') || (id === 'import'); + case 7: + return (id === 'default') || (id === 'finally') || (id === 'extends'); + case 8: + return (id === 'function') || (id === 'continue') || (id === 'debugger'); + case 10: + return (id === 'instanceof'); + default: + return false; + } + } + + // 7.4 Comments + + function addComment(type, value, start, end, loc) { + var comment, attacher; + + assert(typeof start === 'number', 'Comment must have valid position'); + + // Because the way the actual token is scanned, often the comments + // (if any) are skipped twice during the lexical analysis. + // Thus, we need to skip adding a comment if the comment array already + // handled it. + if (state.lastCommentStart >= start) { + return; + } + state.lastCommentStart = start; + + comment = { + type: type, + value: value + }; + if (extra.range) { + comment.range = [start, end]; + } + if (extra.loc) { + comment.loc = loc; + } + extra.comments.push(comment); + if (extra.attachComment) { + extra.leadingComments.push(comment); + extra.trailingComments.push(comment); + } + } + + function skipSingleLineComment(offset) { + var start, loc, ch, comment; + + start = index - offset; + loc = { + start: { + line: lineNumber, + column: index - lineStart - offset + } + }; + + while (index < length) { + ch = source.charCodeAt(index); + ++index; + if (isLineTerminator(ch)) { + if (extra.comments) { + comment = source.slice(start + offset, index - 1); + loc.end = { + line: lineNumber, + column: index - lineStart - 1 + }; + addComment('Line', comment, start, index - 1, loc); + } + if (ch === 13 && source.charCodeAt(index) === 10) { + ++index; + } + ++lineNumber; + lineStart = index; + return; + } + } + + if (extra.comments) { + comment = source.slice(start + offset, index); + loc.end = { + line: lineNumber, + column: index - lineStart + }; + addComment('Line', comment, start, index, loc); + } + } + + function skipMultiLineComment() { + var start, loc, ch, comment; + + if (extra.comments) { + start = index - 2; + loc = { + start: { + line: lineNumber, + column: index - lineStart - 2 + } + }; + } + + while (index < length) { + ch = source.charCodeAt(index); + if (isLineTerminator(ch)) { + if (ch === 0x0D && source.charCodeAt(index + 1) === 0x0A) { + ++index; + } + ++lineNumber; + ++index; + lineStart = index; + if (index >= length) { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + } else if (ch === 0x2A) { + // Block comment ends with '*/'. + if (source.charCodeAt(index + 1) === 0x2F) { + ++index; + ++index; + if (extra.comments) { + comment = source.slice(start + 2, index - 2); + loc.end = { + line: lineNumber, + column: index - lineStart + }; + addComment('Block', comment, start, index, loc); + } + return; + } + ++index; + } else { + ++index; + } + } + + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + + function skipComment() { + var ch, start; + + start = (index === 0); + while (index < length) { + ch = source.charCodeAt(index); + + if (isWhiteSpace(ch)) { + ++index; + } else if (isLineTerminator(ch)) { + ++index; + if (ch === 0x0D && source.charCodeAt(index) === 0x0A) { + ++index; + } + ++lineNumber; + lineStart = index; + start = true; + } else if (ch === 0x2F) { // U+002F is '/' + ch = source.charCodeAt(index + 1); + if (ch === 0x2F) { + ++index; + ++index; + skipSingleLineComment(2); + start = true; + } else if (ch === 0x2A) { // U+002A is '*' + ++index; + ++index; + skipMultiLineComment(); + } else { + break; + } + } else if (start && ch === 0x2D) { // U+002D is '-' + // U+003E is '>' + if ((source.charCodeAt(index + 1) === 0x2D) && (source.charCodeAt(index + 2) === 0x3E)) { + // '-->' is a single-line comment + index += 3; + skipSingleLineComment(3); + } else { + break; + } + } else if (ch === 0x3C) { // U+003C is '<' + if (source.slice(index + 1, index + 4) === '!--') { + ++index; // `<` + ++index; // `!` + ++index; // `-` + ++index; // `-` + skipSingleLineComment(4); + } else { + break; + } + } else { + break; + } + } + } + + function scanHexEscape(prefix) { + var i, len, ch, code = 0; + + len = (prefix === 'u') ? 4 : 2; + for (i = 0; i < len; ++i) { + if (index < length && isHexDigit(source[index])) { + ch = source[index++]; + code = code * 16 + '0123456789abcdef'.indexOf(ch.toLowerCase()); + } else { + return ''; + } + } + return String.fromCharCode(code); + } + + function getEscapedIdentifier() { + var ch, id; + + ch = source.charCodeAt(index++); + id = String.fromCharCode(ch); + + // '\u' (U+005C, U+0075) denotes an escaped character. + if (ch === 0x5C) { + if (source.charCodeAt(index) !== 0x75) { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + ++index; + ch = scanHexEscape('u'); + if (!ch || ch === '\\' || !isIdentifierStart(ch.charCodeAt(0))) { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + id = ch; + } + + while (index < length) { + ch = source.charCodeAt(index); + if (!isIdentifierPart(ch)) { + break; + } + ++index; + id += String.fromCharCode(ch); + + // '\u' (U+005C, U+0075) denotes an escaped character. + if (ch === 0x5C) { + id = id.substr(0, id.length - 1); + if (source.charCodeAt(index) !== 0x75) { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + ++index; + ch = scanHexEscape('u'); + if (!ch || ch === '\\' || !isIdentifierPart(ch.charCodeAt(0))) { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + id += ch; + } + } + + return id; + } + + function getIdentifier() { + var start, ch; + + start = index++; + while (index < length) { + ch = source.charCodeAt(index); + if (ch === 0x5C) { + // Blackslash (U+005C) marks Unicode escape sequence. + index = start; + return getEscapedIdentifier(); + } + if (isIdentifierPart(ch)) { + ++index; + } else { + break; + } + } + + return source.slice(start, index); + } + + function scanIdentifier() { + var start, id, type; + + start = index; + + // Backslash (U+005C) starts an escaped character. + id = (source.charCodeAt(index) === 0x5C) ? getEscapedIdentifier() : getIdentifier(); + + // There is no keyword or literal with only one character. + // Thus, it must be an identifier. + if (id.length === 1) { + type = Token.Identifier; + } else if (isKeyword(id)) { + type = Token.Keyword; + } else if (id === 'null') { + type = Token.NullLiteral; + } else if (id === 'true' || id === 'false') { + type = Token.BooleanLiteral; + } else { + type = Token.Identifier; + } + + return { + type: type, + value: id, + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + + + // 7.7 Punctuators + + function scanPunctuator() { + var start = index, + code = source.charCodeAt(index), + code2, + ch1 = source[index], + ch2, + ch3, + ch4; + + switch (code) { + + // Check for most common single-character punctuators. + case 0x2E: // . dot + case 0x28: // ( open bracket + case 0x29: // ) close bracket + case 0x3B: // ; semicolon + case 0x2C: // , comma + case 0x7B: // { open curly brace + case 0x7D: // } close curly brace + case 0x5B: // [ + case 0x5D: // ] + case 0x3A: // : + case 0x3F: // ? + case 0x7E: // ~ + ++index; + if (extra.tokenize) { + if (code === 0x28) { + extra.openParenToken = extra.tokens.length; + } else if (code === 0x7B) { + extra.openCurlyToken = extra.tokens.length; + } + } + return { + type: Token.Punctuator, + value: String.fromCharCode(code), + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + + default: + code2 = source.charCodeAt(index + 1); + + // '=' (U+003D) marks an assignment or comparison operator. + if (code2 === 0x3D) { + switch (code) { + case 0x2B: // + + case 0x2D: // - + case 0x2F: // / + case 0x3C: // < + case 0x3E: // > + case 0x5E: // ^ + case 0x7C: // | + case 0x25: // % + case 0x26: // & + case 0x2A: // * + index += 2; + return { + type: Token.Punctuator, + value: String.fromCharCode(code) + String.fromCharCode(code2), + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + + case 0x21: // ! + case 0x3D: // = + index += 2; + + // !== and === + if (source.charCodeAt(index) === 0x3D) { + ++index; + } + return { + type: Token.Punctuator, + value: source.slice(start, index), + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + } + } + + // 4-character punctuator: >>>= + + ch4 = source.substr(index, 4); + + if (ch4 === '>>>=') { + index += 4; + return { + type: Token.Punctuator, + value: ch4, + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + + // 3-character punctuators: === !== >>> <<= >>= + + ch3 = ch4.substr(0, 3); + + if (ch3 === '>>>' || ch3 === '<<=' || ch3 === '>>=') { + index += 3; + return { + type: Token.Punctuator, + value: ch3, + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + + // Other 2-character punctuators: ++ -- << >> && || + ch2 = ch3.substr(0, 2); + + if ((ch1 === ch2[1] && ('+-<>&|'.indexOf(ch1) >= 0)) || ch2 === '=>') { + index += 2; + return { + type: Token.Punctuator, + value: ch2, + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + + // 1-character punctuators: < > = ! + - * % & | ^ / + if ('<>=!+-*%&|^/'.indexOf(ch1) >= 0) { + ++index; + return { + type: Token.Punctuator, + value: ch1, + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + + // 7.8.3 Numeric Literals + + function scanHexLiteral(start) { + var number = ''; + + while (index < length) { + if (!isHexDigit(source[index])) { + break; + } + number += source[index++]; + } + + if (number.length === 0) { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + + if (isIdentifierStart(source.charCodeAt(index))) { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + + return { + type: Token.NumericLiteral, + value: parseInt('0x' + number, 16), + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + + function scanOctalLiteral(start) { + var number = '0' + source[index++]; + while (index < length) { + if (!isOctalDigit(source[index])) { + break; + } + number += source[index++]; + } + + if (isIdentifierStart(source.charCodeAt(index)) || isDecimalDigit(source.charCodeAt(index))) { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + + return { + type: Token.NumericLiteral, + value: parseInt(number, 8), + octal: true, + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + + function scanNumericLiteral() { + var number, start, ch; + + ch = source[index]; + assert(isDecimalDigit(ch.charCodeAt(0)) || (ch === '.'), + 'Numeric literal must start with a decimal digit or a decimal point'); + + start = index; + number = ''; + if (ch !== '.') { + number = source[index++]; + ch = source[index]; + + // Hex number starts with '0x'. + // Octal number starts with '0'. + if (number === '0') { + if (ch === 'x' || ch === 'X') { + ++index; + return scanHexLiteral(start); + } + if (isOctalDigit(ch)) { + return scanOctalLiteral(start); + } + + // decimal number starts with '0' such as '09' is illegal. + if (ch && isDecimalDigit(ch.charCodeAt(0))) { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + } + + while (isDecimalDigit(source.charCodeAt(index))) { + number += source[index++]; + } + ch = source[index]; + } + + if (ch === '.') { + number += source[index++]; + while (isDecimalDigit(source.charCodeAt(index))) { + number += source[index++]; + } + ch = source[index]; + } + + if (ch === 'e' || ch === 'E') { + number += source[index++]; + + ch = source[index]; + if (ch === '+' || ch === '-') { + number += source[index++]; + } + if (isDecimalDigit(source.charCodeAt(index))) { + while (isDecimalDigit(source.charCodeAt(index))) { + number += source[index++]; + } + } else { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + } + + if (isIdentifierStart(source.charCodeAt(index))) { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + + return { + type: Token.NumericLiteral, + value: parseFloat(number), + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + + // 7.8.4 String Literals + + function scanStringLiteral() { + var str = '', quote, start, ch, code, unescaped, restore, octal = false, startLineNumber, startLineStart; + startLineNumber = lineNumber; + startLineStart = lineStart; + + quote = source[index]; + assert((quote === '\'' || quote === '"'), + 'String literal must starts with a quote'); + + start = index; + ++index; + + while (index < length) { + ch = source[index++]; + + if (ch === quote) { + quote = ''; + break; + } else if (ch === '\\') { + ch = source[index++]; + if (!ch || !isLineTerminator(ch.charCodeAt(0))) { + switch (ch) { + case 'u': + case 'x': + restore = index; + unescaped = scanHexEscape(ch); + if (unescaped) { + str += unescaped; + } else { + index = restore; + str += ch; + } + break; + case 'n': + str += '\n'; + break; + case 'r': + str += '\r'; + break; + case 't': + str += '\t'; + break; + case 'b': + str += '\b'; + break; + case 'f': + str += '\f'; + break; + case 'v': + str += '\x0B'; + break; + + default: + if (isOctalDigit(ch)) { + code = '01234567'.indexOf(ch); + + // \0 is not octal escape sequence + if (code !== 0) { + octal = true; + } + + if (index < length && isOctalDigit(source[index])) { + octal = true; + code = code * 8 + '01234567'.indexOf(source[index++]); + + // 3 digits are only allowed when string starts + // with 0, 1, 2, 3 + if ('0123'.indexOf(ch) >= 0 && + index < length && + isOctalDigit(source[index])) { + code = code * 8 + '01234567'.indexOf(source[index++]); + } + } + str += String.fromCharCode(code); + } else { + str += ch; + } + break; + } + } else { + ++lineNumber; + if (ch === '\r' && source[index] === '\n') { + ++index; + } + lineStart = index; + } + } else if (isLineTerminator(ch.charCodeAt(0))) { + break; + } else { + str += ch; + } + } + + if (quote !== '') { + throwError({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + + return { + type: Token.StringLiteral, + value: str, + octal: octal, + startLineNumber: startLineNumber, + startLineStart: startLineStart, + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + + function testRegExp(pattern, flags) { + var value; + try { + value = new RegExp(pattern, flags); + } catch (e) { + throwError({}, Messages.InvalidRegExp); + } + return value; + } + + function scanRegExpBody() { + var ch, str, classMarker, terminated, body; + + ch = source[index]; + assert(ch === '/', 'Regular expression literal must start with a slash'); + str = source[index++]; + + classMarker = false; + terminated = false; + while (index < length) { + ch = source[index++]; + str += ch; + if (ch === '\\') { + ch = source[index++]; + // ECMA-262 7.8.5 + if (isLineTerminator(ch.charCodeAt(0))) { + throwError({}, Messages.UnterminatedRegExp); + } + str += ch; + } else if (isLineTerminator(ch.charCodeAt(0))) { + throwError({}, Messages.UnterminatedRegExp); + } else if (classMarker) { + if (ch === ']') { + classMarker = false; + } + } else { + if (ch === '/') { + terminated = true; + break; + } else if (ch === '[') { + classMarker = true; + } + } + } + + if (!terminated) { + throwError({}, Messages.UnterminatedRegExp); + } + + // Exclude leading and trailing slash. + body = str.substr(1, str.length - 2); + return { + value: body, + literal: str + }; + } + + function scanRegExpFlags() { + var ch, str, flags, restore; + + str = ''; + flags = ''; + while (index < length) { + ch = source[index]; + if (!isIdentifierPart(ch.charCodeAt(0))) { + break; + } + + ++index; + if (ch === '\\' && index < length) { + ch = source[index]; + if (ch === 'u') { + ++index; + restore = index; + ch = scanHexEscape('u'); + if (ch) { + flags += ch; + for (str += '\\u'; restore < index; ++restore) { + str += source[restore]; + } + } else { + index = restore; + flags += 'u'; + str += '\\u'; + } + throwErrorTolerant({}, Messages.UnexpectedToken, 'ILLEGAL'); + } else { + str += '\\'; + throwErrorTolerant({}, Messages.UnexpectedToken, 'ILLEGAL'); + } + } else { + flags += ch; + str += ch; + } + } + + return { + value: flags, + literal: str + }; + } + + function scanRegExp() { + var start, body, flags, pattern, value; + + lookahead = null; + skipComment(); + start = index; + + body = scanRegExpBody(); + flags = scanRegExpFlags(); + value = testRegExp(body.value, flags.value); + + if (extra.tokenize) { + return { + type: Token.RegularExpression, + value: value, + lineNumber: lineNumber, + lineStart: lineStart, + start: start, + end: index + }; + } + + return { + literal: body.literal + flags.literal, + value: value, + start: start, + end: index + }; + } + + function collectRegex() { + var pos, loc, regex, token; + + skipComment(); + + pos = index; + loc = { + start: { + line: lineNumber, + column: index - lineStart + } + }; + + regex = scanRegExp(); + loc.end = { + line: lineNumber, + column: index - lineStart + }; + + /* istanbul ignore next */ + if (!extra.tokenize) { + // Pop the previous token, which is likely '/' or '/=' + if (extra.tokens.length > 0) { + token = extra.tokens[extra.tokens.length - 1]; + if (token.range[0] === pos && token.type === 'Punctuator') { + if (token.value === '/' || token.value === '/=') { + extra.tokens.pop(); + } + } + } + + extra.tokens.push({ + type: 'RegularExpression', + value: regex.literal, + range: [pos, index], + loc: loc + }); + } + + return regex; + } + + function isIdentifierName(token) { + return token.type === Token.Identifier || + token.type === Token.Keyword || + token.type === Token.BooleanLiteral || + token.type === Token.NullLiteral; + } + + function advanceSlash() { + var prevToken, + checkToken; + // Using the following algorithm: + // https://github.com/mozilla/sweet.js/wiki/design + prevToken = extra.tokens[extra.tokens.length - 1]; + if (!prevToken) { + // Nothing before that: it cannot be a division. + return collectRegex(); + } + if (prevToken.type === 'Punctuator') { + if (prevToken.value === ']') { + return scanPunctuator(); + } + if (prevToken.value === ')') { + checkToken = extra.tokens[extra.openParenToken - 1]; + if (checkToken && + checkToken.type === 'Keyword' && + (checkToken.value === 'if' || + checkToken.value === 'while' || + checkToken.value === 'for' || + checkToken.value === 'with')) { + return collectRegex(); + } + return scanPunctuator(); + } + if (prevToken.value === '}') { + // Dividing a function by anything makes little sense, + // but we have to check for that. + if (extra.tokens[extra.openCurlyToken - 3] && + extra.tokens[extra.openCurlyToken - 3].type === 'Keyword') { + // Anonymous function. + checkToken = extra.tokens[extra.openCurlyToken - 4]; + if (!checkToken) { + return scanPunctuator(); + } + } else if (extra.tokens[extra.openCurlyToken - 4] && + extra.tokens[extra.openCurlyToken - 4].type === 'Keyword') { + // Named function. + checkToken = extra.tokens[extra.openCurlyToken - 5]; + if (!checkToken) { + return collectRegex(); + } + } else { + return scanPunctuator(); + } + // checkToken determines whether the function is + // a declaration or an expression. + if (FnExprTokens.indexOf(checkToken.value) >= 0) { + // It is an expression. + return scanPunctuator(); + } + // It is a declaration. + return collectRegex(); + } + return collectRegex(); + } + if (prevToken.type === 'Keyword') { + return collectRegex(); + } + return scanPunctuator(); + } + + function advance() { + var ch; + + skipComment(); + + if (index >= length) { + return { + type: Token.EOF, + lineNumber: lineNumber, + lineStart: lineStart, + start: index, + end: index + }; + } + + ch = source.charCodeAt(index); + + if (isIdentifierStart(ch)) { + return scanIdentifier(); + } + + // Very common: ( and ) and ; + if (ch === 0x28 || ch === 0x29 || ch === 0x3B) { + return scanPunctuator(); + } + + // String literal starts with single quote (U+0027) or double quote (U+0022). + if (ch === 0x27 || ch === 0x22) { + return scanStringLiteral(); + } + + + // Dot (.) U+002E can also start a floating-point number, hence the need + // to check the next character. + if (ch === 0x2E) { + if (isDecimalDigit(source.charCodeAt(index + 1))) { + return scanNumericLiteral(); + } + return scanPunctuator(); + } + + if (isDecimalDigit(ch)) { + return scanNumericLiteral(); + } + + // Slash (/) U+002F can also start a regex. + if (extra.tokenize && ch === 0x2F) { + return advanceSlash(); + } + + return scanPunctuator(); + } + + function collectToken() { + var loc, token, range, value; + + skipComment(); + loc = { + start: { + line: lineNumber, + column: index - lineStart + } + }; + + token = advance(); + loc.end = { + line: lineNumber, + column: index - lineStart + }; + + if (token.type !== Token.EOF) { + value = source.slice(token.start, token.end); + extra.tokens.push({ + type: TokenName[token.type], + value: value, + range: [token.start, token.end], + loc: loc + }); + } + + return token; + } + + function lex() { + var token; + + token = lookahead; + index = token.end; + lineNumber = token.lineNumber; + lineStart = token.lineStart; + + lookahead = (typeof extra.tokens !== 'undefined') ? collectToken() : advance(); + + index = token.end; + lineNumber = token.lineNumber; + lineStart = token.lineStart; + + return token; + } + + function peek() { + var pos, line, start; + + pos = index; + line = lineNumber; + start = lineStart; + lookahead = (typeof extra.tokens !== 'undefined') ? collectToken() : advance(); + index = pos; + lineNumber = line; + lineStart = start; + } + + function Position(line, column) { + this.line = line; + this.column = column; + } + + function SourceLocation(startLine, startColumn, line, column) { + this.start = new Position(startLine, startColumn); + this.end = new Position(line, column); + } + + SyntaxTreeDelegate = { + + name: 'SyntaxTree', + + processComment: function (node) { + var lastChild, trailingComments; + + if (node.type === Syntax.Program) { + if (node.body.length > 0) { + return; + } + } + + if (extra.trailingComments.length > 0) { + if (extra.trailingComments[0].range[0] >= node.range[1]) { + trailingComments = extra.trailingComments; + extra.trailingComments = []; + } else { + extra.trailingComments.length = 0; + } + } else { + if (extra.bottomRightStack.length > 0 && + extra.bottomRightStack[extra.bottomRightStack.length - 1].trailingComments && + extra.bottomRightStack[extra.bottomRightStack.length - 1].trailingComments[0].range[0] >= node.range[1]) { + trailingComments = extra.bottomRightStack[extra.bottomRightStack.length - 1].trailingComments; + delete extra.bottomRightStack[extra.bottomRightStack.length - 1].trailingComments; + } + } + + // Eating the stack. + while (extra.bottomRightStack.length > 0 && extra.bottomRightStack[extra.bottomRightStack.length - 1].range[0] >= node.range[0]) { + lastChild = extra.bottomRightStack.pop(); + } + + if (lastChild) { + if (lastChild.leadingComments && lastChild.leadingComments[lastChild.leadingComments.length - 1].range[1] <= node.range[0]) { + node.leadingComments = lastChild.leadingComments; + delete lastChild.leadingComments; + } + } else if (extra.leadingComments.length > 0 && extra.leadingComments[extra.leadingComments.length - 1].range[1] <= node.range[0]) { + node.leadingComments = extra.leadingComments; + extra.leadingComments = []; + } + + + if (trailingComments) { + node.trailingComments = trailingComments; + } + + extra.bottomRightStack.push(node); + }, + + markEnd: function (node, startToken) { + if (extra.range) { + node.range = [startToken.start, index]; + } + if (extra.loc) { + node.loc = new SourceLocation( + startToken.startLineNumber === undefined ? startToken.lineNumber : startToken.startLineNumber, + startToken.start - (startToken.startLineStart === undefined ? startToken.lineStart : startToken.startLineStart), + lineNumber, + index - lineStart + ); + this.postProcess(node); + } + + if (extra.attachComment) { + this.processComment(node); + } + return node; + }, + + postProcess: function (node) { + if (extra.source) { + node.loc.source = extra.source; + } + return node; + }, + + createArrayExpression: function (elements) { + return { + type: Syntax.ArrayExpression, + elements: elements + }; + }, + + createAssignmentExpression: function (operator, left, right) { + return { + type: Syntax.AssignmentExpression, + operator: operator, + left: left, + right: right + }; + }, + + createBinaryExpression: function (operator, left, right) { + var type = (operator === '||' || operator === '&&') ? Syntax.LogicalExpression : + Syntax.BinaryExpression; + return { + type: type, + operator: operator, + left: left, + right: right + }; + }, + + createBlockStatement: function (body) { + return { + type: Syntax.BlockStatement, + body: body + }; + }, + + createBreakStatement: function (label) { + return { + type: Syntax.BreakStatement, + label: label + }; + }, + + createCallExpression: function (callee, args) { + return { + type: Syntax.CallExpression, + callee: callee, + 'arguments': args + }; + }, + + createCatchClause: function (param, body) { + return { + type: Syntax.CatchClause, + param: param, + body: body + }; + }, + + createConditionalExpression: function (test, consequent, alternate) { + return { + type: Syntax.ConditionalExpression, + test: test, + consequent: consequent, + alternate: alternate + }; + }, + + createContinueStatement: function (label) { + return { + type: Syntax.ContinueStatement, + label: label + }; + }, + + createDebuggerStatement: function () { + return { + type: Syntax.DebuggerStatement + }; + }, + + createDoWhileStatement: function (body, test) { + return { + type: Syntax.DoWhileStatement, + body: body, + test: test + }; + }, + + createEmptyStatement: function () { + return { + type: Syntax.EmptyStatement + }; + }, + + createExpressionStatement: function (expression) { + return { + type: Syntax.ExpressionStatement, + expression: expression + }; + }, + + createForStatement: function (init, test, update, body) { + return { + type: Syntax.ForStatement, + init: init, + test: test, + update: update, + body: body + }; + }, + + createForInStatement: function (left, right, body) { + return { + type: Syntax.ForInStatement, + left: left, + right: right, + body: body, + each: false + }; + }, + + createFunctionDeclaration: function (id, params, defaults, body) { + return { + type: Syntax.FunctionDeclaration, + id: id, + params: params, + defaults: defaults, + body: body, + rest: null, + generator: false, + expression: false + }; + }, + + createFunctionExpression: function (id, params, defaults, body) { + return { + type: Syntax.FunctionExpression, + id: id, + params: params, + defaults: defaults, + body: body, + rest: null, + generator: false, + expression: false + }; + }, + + createIdentifier: function (name) { + return { + type: Syntax.Identifier, + name: name + }; + }, + + createIfStatement: function (test, consequent, alternate) { + return { + type: Syntax.IfStatement, + test: test, + consequent: consequent, + alternate: alternate + }; + }, + + createLabeledStatement: function (label, body) { + return { + type: Syntax.LabeledStatement, + label: label, + body: body + }; + }, + + createLiteral: function (token) { + return { + type: Syntax.Literal, + value: token.value, + raw: source.slice(token.start, token.end) + }; + }, + + createMemberExpression: function (accessor, object, property) { + return { + type: Syntax.MemberExpression, + computed: accessor === '[', + object: object, + property: property + }; + }, + + createNewExpression: function (callee, args) { + return { + type: Syntax.NewExpression, + callee: callee, + 'arguments': args + }; + }, + + createObjectExpression: function (properties) { + return { + type: Syntax.ObjectExpression, + properties: properties + }; + }, + + createPostfixExpression: function (operator, argument) { + return { + type: Syntax.UpdateExpression, + operator: operator, + argument: argument, + prefix: false + }; + }, + + createProgram: function (body) { + return { + type: Syntax.Program, + body: body + }; + }, + + createProperty: function (kind, key, value) { + return { + type: Syntax.Property, + key: key, + value: value, + kind: kind + }; + }, + + createReturnStatement: function (argument) { + return { + type: Syntax.ReturnStatement, + argument: argument + }; + }, + + createSequenceExpression: function (expressions) { + return { + type: Syntax.SequenceExpression, + expressions: expressions + }; + }, + + createSwitchCase: function (test, consequent) { + return { + type: Syntax.SwitchCase, + test: test, + consequent: consequent + }; + }, + + createSwitchStatement: function (discriminant, cases) { + return { + type: Syntax.SwitchStatement, + discriminant: discriminant, + cases: cases + }; + }, + + createThisExpression: function () { + return { + type: Syntax.ThisExpression + }; + }, + + createThrowStatement: function (argument) { + return { + type: Syntax.ThrowStatement, + argument: argument + }; + }, + + createTryStatement: function (block, guardedHandlers, handlers, finalizer) { + return { + type: Syntax.TryStatement, + block: block, + guardedHandlers: guardedHandlers, + handlers: handlers, + finalizer: finalizer + }; + }, + + createUnaryExpression: function (operator, argument) { + if (operator === '++' || operator === '--') { + return { + type: Syntax.UpdateExpression, + operator: operator, + argument: argument, + prefix: true + }; + } + return { + type: Syntax.UnaryExpression, + operator: operator, + argument: argument, + prefix: true + }; + }, + + createVariableDeclaration: function (declarations, kind) { + return { + type: Syntax.VariableDeclaration, + declarations: declarations, + kind: kind + }; + }, + + createVariableDeclarator: function (id, init) { + return { + type: Syntax.VariableDeclarator, + id: id, + init: init + }; + }, + + createWhileStatement: function (test, body) { + return { + type: Syntax.WhileStatement, + test: test, + body: body + }; + }, + + createWithStatement: function (object, body) { + return { + type: Syntax.WithStatement, + object: object, + body: body + }; + } + }; + + // Return true if there is a line terminator before the next token. + + function peekLineTerminator() { + var pos, line, start, found; + + pos = index; + line = lineNumber; + start = lineStart; + skipComment(); + found = lineNumber !== line; + index = pos; + lineNumber = line; + lineStart = start; + + return found; + } + + // Throw an exception + + function throwError(token, messageFormat) { + var error, + args = Array.prototype.slice.call(arguments, 2), + msg = messageFormat.replace( + /%(\d)/g, + function (whole, index) { + assert(index < args.length, 'Message reference must be in range'); + return args[index]; + } + ); + + if (typeof token.lineNumber === 'number') { + error = new Error('Line ' + token.lineNumber + ': ' + msg); + error.index = token.start; + error.lineNumber = token.lineNumber; + error.column = token.start - lineStart + 1; + } else { + error = new Error('Line ' + lineNumber + ': ' + msg); + error.index = index; + error.lineNumber = lineNumber; + error.column = index - lineStart + 1; + } + + error.description = msg; + throw error; + } + + function throwErrorTolerant() { + try { + throwError.apply(null, arguments); + } catch (e) { + if (extra.errors) { + extra.errors.push(e); + } else { + throw e; + } + } + } + + + // Throw an exception because of the token. + + function throwUnexpected(token) { + if (token.type === Token.EOF) { + throwError(token, Messages.UnexpectedEOS); + } + + if (token.type === Token.NumericLiteral) { + throwError(token, Messages.UnexpectedNumber); + } + + if (token.type === Token.StringLiteral) { + throwError(token, Messages.UnexpectedString); + } + + if (token.type === Token.Identifier) { + throwError(token, Messages.UnexpectedIdentifier); + } + + if (token.type === Token.Keyword) { + if (isFutureReservedWord(token.value)) { + throwError(token, Messages.UnexpectedReserved); + } else if (strict && isStrictModeReservedWord(token.value)) { + throwErrorTolerant(token, Messages.StrictReservedWord); + return; + } + throwError(token, Messages.UnexpectedToken, token.value); + } + + // BooleanLiteral, NullLiteral, or Punctuator. + throwError(token, Messages.UnexpectedToken, token.value); + } + + // Expect the next token to match the specified punctuator. + // If not, an exception will be thrown. + + function expect(value) { + var token = lex(); + if (token.type !== Token.Punctuator || token.value !== value) { + throwUnexpected(token); + } + } + + // Expect the next token to match the specified keyword. + // If not, an exception will be thrown. + + function expectKeyword(keyword) { + var token = lex(); + if (token.type !== Token.Keyword || token.value !== keyword) { + throwUnexpected(token); + } + } + + // Return true if the next token matches the specified punctuator. + + function match(value) { + return lookahead.type === Token.Punctuator && lookahead.value === value; + } + + // Return true if the next token matches the specified keyword + + function matchKeyword(keyword) { + return lookahead.type === Token.Keyword && lookahead.value === keyword; + } + + // Return true if the next token is an assignment operator + + function matchAssign() { + var op; + + if (lookahead.type !== Token.Punctuator) { + return false; + } + op = lookahead.value; + return op === '=' || + op === '*=' || + op === '/=' || + op === '%=' || + op === '+=' || + op === '-=' || + op === '<<=' || + op === '>>=' || + op === '>>>=' || + op === '&=' || + op === '^=' || + op === '|='; + } + + function consumeSemicolon() { + var line; + + // Catch the very common case first: immediately a semicolon (U+003B). + if (source.charCodeAt(index) === 0x3B || match(';')) { + lex(); + return; + } + + line = lineNumber; + skipComment(); + if (lineNumber !== line) { + return; + } + + if (lookahead.type !== Token.EOF && !match('}')) { + throwUnexpected(lookahead); + } + } + + // Return true if provided expression is LeftHandSideExpression + + function isLeftHandSide(expr) { + return expr.type === Syntax.Identifier || expr.type === Syntax.MemberExpression; + } + + // 11.1.4 Array Initialiser + + function parseArrayInitialiser() { + var elements = [], startToken; + + startToken = lookahead; + expect('['); + + while (!match(']')) { + if (match(',')) { + lex(); + elements.push(null); + } else { + elements.push(parseAssignmentExpression()); + + if (!match(']')) { + expect(','); + } + } + } + + lex(); + + return delegate.markEnd(delegate.createArrayExpression(elements), startToken); + } + + // 11.1.5 Object Initialiser + + function parsePropertyFunction(param, first) { + var previousStrict, body, startToken; + + previousStrict = strict; + startToken = lookahead; + body = parseFunctionSourceElements(); + if (first && strict && isRestrictedWord(param[0].name)) { + throwErrorTolerant(first, Messages.StrictParamName); + } + strict = previousStrict; + return delegate.markEnd(delegate.createFunctionExpression(null, param, [], body), startToken); + } + + function parseObjectPropertyKey() { + var token, startToken; + + startToken = lookahead; + token = lex(); + + // Note: This function is called only from parseObjectProperty(), where + // EOF and Punctuator tokens are already filtered out. + + if (token.type === Token.StringLiteral || token.type === Token.NumericLiteral) { + if (strict && token.octal) { + throwErrorTolerant(token, Messages.StrictOctalLiteral); + } + return delegate.markEnd(delegate.createLiteral(token), startToken); + } + + return delegate.markEnd(delegate.createIdentifier(token.value), startToken); + } + + function parseObjectProperty() { + var token, key, id, value, param, startToken; + + token = lookahead; + startToken = lookahead; + + if (token.type === Token.Identifier) { + + id = parseObjectPropertyKey(); + + // Property Assignment: Getter and Setter. + + if (token.value === 'get' && !match(':')) { + key = parseObjectPropertyKey(); + expect('('); + expect(')'); + value = parsePropertyFunction([]); + return delegate.markEnd(delegate.createProperty('get', key, value), startToken); + } + if (token.value === 'set' && !match(':')) { + key = parseObjectPropertyKey(); + expect('('); + token = lookahead; + if (token.type !== Token.Identifier) { + expect(')'); + throwErrorTolerant(token, Messages.UnexpectedToken, token.value); + value = parsePropertyFunction([]); + } else { + param = [ parseVariableIdentifier() ]; + expect(')'); + value = parsePropertyFunction(param, token); + } + return delegate.markEnd(delegate.createProperty('set', key, value), startToken); + } + expect(':'); + value = parseAssignmentExpression(); + return delegate.markEnd(delegate.createProperty('init', id, value), startToken); + } + if (token.type === Token.EOF || token.type === Token.Punctuator) { + throwUnexpected(token); + } else { + key = parseObjectPropertyKey(); + expect(':'); + value = parseAssignmentExpression(); + return delegate.markEnd(delegate.createProperty('init', key, value), startToken); + } + } + + function parseObjectInitialiser() { + var properties = [], property, name, key, kind, map = {}, toString = String, startToken; + + startToken = lookahead; + + expect('{'); + + while (!match('}')) { + property = parseObjectProperty(); + + if (property.key.type === Syntax.Identifier) { + name = property.key.name; + } else { + name = toString(property.key.value); + } + kind = (property.kind === 'init') ? PropertyKind.Data : (property.kind === 'get') ? PropertyKind.Get : PropertyKind.Set; + + key = '$' + name; + if (Object.prototype.hasOwnProperty.call(map, key)) { + if (map[key] === PropertyKind.Data) { + if (strict && kind === PropertyKind.Data) { + throwErrorTolerant({}, Messages.StrictDuplicateProperty); + } else if (kind !== PropertyKind.Data) { + throwErrorTolerant({}, Messages.AccessorDataProperty); + } + } else { + if (kind === PropertyKind.Data) { + throwErrorTolerant({}, Messages.AccessorDataProperty); + } else if (map[key] & kind) { + throwErrorTolerant({}, Messages.AccessorGetSet); + } + } + map[key] |= kind; + } else { + map[key] = kind; + } + + properties.push(property); + + if (!match('}')) { + expect(','); + } + } + + expect('}'); + + return delegate.markEnd(delegate.createObjectExpression(properties), startToken); + } + + // 11.1.6 The Grouping Operator + + function parseGroupExpression() { + var expr; + + expect('('); + + expr = parseExpression(); + + expect(')'); + + return expr; + } + + + // 11.1 Primary Expressions + + function parsePrimaryExpression() { + var type, token, expr, startToken; + + if (match('(')) { + return parseGroupExpression(); + } + + if (match('[')) { + return parseArrayInitialiser(); + } + + if (match('{')) { + return parseObjectInitialiser(); + } + + type = lookahead.type; + startToken = lookahead; + + if (type === Token.Identifier) { + expr = delegate.createIdentifier(lex().value); + } else if (type === Token.StringLiteral || type === Token.NumericLiteral) { + if (strict && lookahead.octal) { + throwErrorTolerant(lookahead, Messages.StrictOctalLiteral); + } + expr = delegate.createLiteral(lex()); + } else if (type === Token.Keyword) { + if (matchKeyword('function')) { + return parseFunctionExpression(); + } + if (matchKeyword('this')) { + lex(); + expr = delegate.createThisExpression(); + } else { + throwUnexpected(lex()); + } + } else if (type === Token.BooleanLiteral) { + token = lex(); + token.value = (token.value === 'true'); + expr = delegate.createLiteral(token); + } else if (type === Token.NullLiteral) { + token = lex(); + token.value = null; + expr = delegate.createLiteral(token); + } else if (match('/') || match('/=')) { + if (typeof extra.tokens !== 'undefined') { + expr = delegate.createLiteral(collectRegex()); + } else { + expr = delegate.createLiteral(scanRegExp()); + } + peek(); + } else { + throwUnexpected(lex()); + } + + return delegate.markEnd(expr, startToken); + } + + // 11.2 Left-Hand-Side Expressions + + function parseArguments() { + var args = []; + + expect('('); + + if (!match(')')) { + while (index < length) { + args.push(parseAssignmentExpression()); + if (match(')')) { + break; + } + expect(','); + } + } + + expect(')'); + + return args; + } + + function parseNonComputedProperty() { + var token, startToken; + + startToken = lookahead; + token = lex(); + + if (!isIdentifierName(token)) { + throwUnexpected(token); + } + + return delegate.markEnd(delegate.createIdentifier(token.value), startToken); + } + + function parseNonComputedMember() { + expect('.'); + + return parseNonComputedProperty(); + } + + function parseComputedMember() { + var expr; + + expect('['); + + expr = parseExpression(); + + expect(']'); + + return expr; + } + + function parseNewExpression() { + var callee, args, startToken; + + startToken = lookahead; + expectKeyword('new'); + callee = parseLeftHandSideExpression(); + args = match('(') ? parseArguments() : []; + + return delegate.markEnd(delegate.createNewExpression(callee, args), startToken); + } + + function parseLeftHandSideExpressionAllowCall() { + var previousAllowIn, expr, args, property, startToken; + + startToken = lookahead; + + previousAllowIn = state.allowIn; + state.allowIn = true; + expr = matchKeyword('new') ? parseNewExpression() : parsePrimaryExpression(); + state.allowIn = previousAllowIn; + + for (;;) { + if (match('.')) { + property = parseNonComputedMember(); + expr = delegate.createMemberExpression('.', expr, property); + } else if (match('(')) { + args = parseArguments(); + expr = delegate.createCallExpression(expr, args); + } else if (match('[')) { + property = parseComputedMember(); + expr = delegate.createMemberExpression('[', expr, property); + } else { + break; + } + delegate.markEnd(expr, startToken); + } + + return expr; + } + + function parseLeftHandSideExpression() { + var previousAllowIn, expr, property, startToken; + + startToken = lookahead; + + previousAllowIn = state.allowIn; + expr = matchKeyword('new') ? parseNewExpression() : parsePrimaryExpression(); + state.allowIn = previousAllowIn; + + while (match('.') || match('[')) { + if (match('[')) { + property = parseComputedMember(); + expr = delegate.createMemberExpression('[', expr, property); + } else { + property = parseNonComputedMember(); + expr = delegate.createMemberExpression('.', expr, property); + } + delegate.markEnd(expr, startToken); + } + + return expr; + } + + // 11.3 Postfix Expressions + + function parsePostfixExpression() { + var expr, token, startToken = lookahead; + + expr = parseLeftHandSideExpressionAllowCall(); + + if (lookahead.type === Token.Punctuator) { + if ((match('++') || match('--')) && !peekLineTerminator()) { + // 11.3.1, 11.3.2 + if (strict && expr.type === Syntax.Identifier && isRestrictedWord(expr.name)) { + throwErrorTolerant({}, Messages.StrictLHSPostfix); + } + + if (!isLeftHandSide(expr)) { + throwErrorTolerant({}, Messages.InvalidLHSInAssignment); + } + + token = lex(); + expr = delegate.markEnd(delegate.createPostfixExpression(token.value, expr), startToken); + } + } + + return expr; + } + + // 11.4 Unary Operators + + function parseUnaryExpression() { + var token, expr, startToken; + + if (lookahead.type !== Token.Punctuator && lookahead.type !== Token.Keyword) { + expr = parsePostfixExpression(); + } else if (match('++') || match('--')) { + startToken = lookahead; + token = lex(); + expr = parseUnaryExpression(); + // 11.4.4, 11.4.5 + if (strict && expr.type === Syntax.Identifier && isRestrictedWord(expr.name)) { + throwErrorTolerant({}, Messages.StrictLHSPrefix); + } + + if (!isLeftHandSide(expr)) { + throwErrorTolerant({}, Messages.InvalidLHSInAssignment); + } + + expr = delegate.createUnaryExpression(token.value, expr); + expr = delegate.markEnd(expr, startToken); + } else if (match('+') || match('-') || match('~') || match('!')) { + startToken = lookahead; + token = lex(); + expr = parseUnaryExpression(); + expr = delegate.createUnaryExpression(token.value, expr); + expr = delegate.markEnd(expr, startToken); + } else if (matchKeyword('delete') || matchKeyword('void') || matchKeyword('typeof')) { + startToken = lookahead; + token = lex(); + expr = parseUnaryExpression(); + expr = delegate.createUnaryExpression(token.value, expr); + expr = delegate.markEnd(expr, startToken); + if (strict && expr.operator === 'delete' && expr.argument.type === Syntax.Identifier) { + throwErrorTolerant({}, Messages.StrictDelete); + } + } else { + expr = parsePostfixExpression(); + } + + return expr; + } + + function binaryPrecedence(token, allowIn) { + var prec = 0; + + if (token.type !== Token.Punctuator && token.type !== Token.Keyword) { + return 0; + } + + switch (token.value) { + case '||': + prec = 1; + break; + + case '&&': + prec = 2; + break; + + case '|': + prec = 3; + break; + + case '^': + prec = 4; + break; + + case '&': + prec = 5; + break; + + case '==': + case '!=': + case '===': + case '!==': + prec = 6; + break; + + case '<': + case '>': + case '<=': + case '>=': + case 'instanceof': + prec = 7; + break; + + case 'in': + prec = allowIn ? 7 : 0; + break; + + case '<<': + case '>>': + case '>>>': + prec = 8; + break; + + case '+': + case '-': + prec = 9; + break; + + case '*': + case '/': + case '%': + prec = 11; + break; + + default: + break; + } + + return prec; + } + + // 11.5 Multiplicative Operators + // 11.6 Additive Operators + // 11.7 Bitwise Shift Operators + // 11.8 Relational Operators + // 11.9 Equality Operators + // 11.10 Binary Bitwise Operators + // 11.11 Binary Logical Operators + + function parseBinaryExpression() { + var marker, markers, expr, token, prec, stack, right, operator, left, i; + + marker = lookahead; + left = parseUnaryExpression(); + + token = lookahead; + prec = binaryPrecedence(token, state.allowIn); + if (prec === 0) { + return left; + } + token.prec = prec; + lex(); + + markers = [marker, lookahead]; + right = parseUnaryExpression(); + + stack = [left, token, right]; + + while ((prec = binaryPrecedence(lookahead, state.allowIn)) > 0) { + + // Reduce: make a binary expression from the three topmost entries. + while ((stack.length > 2) && (prec <= stack[stack.length - 2].prec)) { + right = stack.pop(); + operator = stack.pop().value; + left = stack.pop(); + expr = delegate.createBinaryExpression(operator, left, right); + markers.pop(); + marker = markers[markers.length - 1]; + delegate.markEnd(expr, marker); + stack.push(expr); + } + + // Shift. + token = lex(); + token.prec = prec; + stack.push(token); + markers.push(lookahead); + expr = parseUnaryExpression(); + stack.push(expr); + } + + // Final reduce to clean-up the stack. + i = stack.length - 1; + expr = stack[i]; + markers.pop(); + while (i > 1) { + expr = delegate.createBinaryExpression(stack[i - 1].value, stack[i - 2], expr); + i -= 2; + marker = markers.pop(); + delegate.markEnd(expr, marker); + } + + return expr; + } + + + // 11.12 Conditional Operator + + function parseConditionalExpression() { + var expr, previousAllowIn, consequent, alternate, startToken; + + startToken = lookahead; + + expr = parseBinaryExpression(); + + if (match('?')) { + lex(); + previousAllowIn = state.allowIn; + state.allowIn = true; + consequent = parseAssignmentExpression(); + state.allowIn = previousAllowIn; + expect(':'); + alternate = parseAssignmentExpression(); + + expr = delegate.createConditionalExpression(expr, consequent, alternate); + delegate.markEnd(expr, startToken); + } + + return expr; + } + + // 11.13 Assignment Operators + + function parseAssignmentExpression() { + var token, left, right, node, startToken; + + token = lookahead; + startToken = lookahead; + + node = left = parseConditionalExpression(); + + if (matchAssign()) { + // LeftHandSideExpression + if (!isLeftHandSide(left)) { + throwErrorTolerant({}, Messages.InvalidLHSInAssignment); + } + + // 11.13.1 + if (strict && left.type === Syntax.Identifier && isRestrictedWord(left.name)) { + throwErrorTolerant(token, Messages.StrictLHSAssignment); + } + + token = lex(); + right = parseAssignmentExpression(); + node = delegate.markEnd(delegate.createAssignmentExpression(token.value, left, right), startToken); + } + + return node; + } + + // 11.14 Comma Operator + + function parseExpression() { + var expr, startToken = lookahead; + + expr = parseAssignmentExpression(); + + if (match(',')) { + expr = delegate.createSequenceExpression([ expr ]); + + while (index < length) { + if (!match(',')) { + break; + } + lex(); + expr.expressions.push(parseAssignmentExpression()); + } + + delegate.markEnd(expr, startToken); + } + + return expr; + } + + // 12.1 Block + + function parseStatementList() { + var list = [], + statement; + + while (index < length) { + if (match('}')) { + break; + } + statement = parseSourceElement(); + if (typeof statement === 'undefined') { + break; + } + list.push(statement); + } + + return list; + } + + function parseBlock() { + var block, startToken; + + startToken = lookahead; + expect('{'); + + block = parseStatementList(); + + expect('}'); + + return delegate.markEnd(delegate.createBlockStatement(block), startToken); + } + + // 12.2 Variable Statement + + function parseVariableIdentifier() { + var token, startToken; + + startToken = lookahead; + token = lex(); + + if (token.type !== Token.Identifier) { + throwUnexpected(token); + } + + return delegate.markEnd(delegate.createIdentifier(token.value), startToken); + } + + function parseVariableDeclaration(kind) { + var init = null, id, startToken; + + startToken = lookahead; + id = parseVariableIdentifier(); + + // 12.2.1 + if (strict && isRestrictedWord(id.name)) { + throwErrorTolerant({}, Messages.StrictVarName); + } + + if (kind === 'const') { + expect('='); + init = parseAssignmentExpression(); + } else if (match('=')) { + lex(); + init = parseAssignmentExpression(); + } + + return delegate.markEnd(delegate.createVariableDeclarator(id, init), startToken); + } + + function parseVariableDeclarationList(kind) { + var list = []; + + do { + list.push(parseVariableDeclaration(kind)); + if (!match(',')) { + break; + } + lex(); + } while (index < length); + + return list; + } + + function parseVariableStatement() { + var declarations; + + expectKeyword('var'); + + declarations = parseVariableDeclarationList(); + + consumeSemicolon(); + + return delegate.createVariableDeclaration(declarations, 'var'); + } + + // kind may be `const` or `let` + // Both are experimental and not in the specification yet. + // see http://wiki.ecmascript.org/doku.php?id=harmony:const + // and http://wiki.ecmascript.org/doku.php?id=harmony:let + function parseConstLetDeclaration(kind) { + var declarations, startToken; + + startToken = lookahead; + + expectKeyword(kind); + + declarations = parseVariableDeclarationList(kind); + + consumeSemicolon(); + + return delegate.markEnd(delegate.createVariableDeclaration(declarations, kind), startToken); + } + + // 12.3 Empty Statement + + function parseEmptyStatement() { + expect(';'); + return delegate.createEmptyStatement(); + } + + // 12.4 Expression Statement + + function parseExpressionStatement() { + var expr = parseExpression(); + consumeSemicolon(); + return delegate.createExpressionStatement(expr); + } + + // 12.5 If statement + + function parseIfStatement() { + var test, consequent, alternate; + + expectKeyword('if'); + + expect('('); + + test = parseExpression(); + + expect(')'); + + consequent = parseStatement(); + + if (matchKeyword('else')) { + lex(); + alternate = parseStatement(); + } else { + alternate = null; + } + + return delegate.createIfStatement(test, consequent, alternate); + } + + // 12.6 Iteration Statements + + function parseDoWhileStatement() { + var body, test, oldInIteration; + + expectKeyword('do'); + + oldInIteration = state.inIteration; + state.inIteration = true; + + body = parseStatement(); + + state.inIteration = oldInIteration; + + expectKeyword('while'); + + expect('('); + + test = parseExpression(); + + expect(')'); + + if (match(';')) { + lex(); + } + + return delegate.createDoWhileStatement(body, test); + } + + function parseWhileStatement() { + var test, body, oldInIteration; + + expectKeyword('while'); + + expect('('); + + test = parseExpression(); + + expect(')'); + + oldInIteration = state.inIteration; + state.inIteration = true; + + body = parseStatement(); + + state.inIteration = oldInIteration; + + return delegate.createWhileStatement(test, body); + } + + function parseForVariableDeclaration() { + var token, declarations, startToken; + + startToken = lookahead; + token = lex(); + declarations = parseVariableDeclarationList(); + + return delegate.markEnd(delegate.createVariableDeclaration(declarations, token.value), startToken); + } + + function parseForStatement() { + var init, test, update, left, right, body, oldInIteration; + + init = test = update = null; + + expectKeyword('for'); + + expect('('); + + if (match(';')) { + lex(); + } else { + if (matchKeyword('var') || matchKeyword('let')) { + state.allowIn = false; + init = parseForVariableDeclaration(); + state.allowIn = true; + + if (init.declarations.length === 1 && matchKeyword('in')) { + lex(); + left = init; + right = parseExpression(); + init = null; + } + } else { + state.allowIn = false; + init = parseExpression(); + state.allowIn = true; + + if (matchKeyword('in')) { + // LeftHandSideExpression + if (!isLeftHandSide(init)) { + throwErrorTolerant({}, Messages.InvalidLHSInForIn); + } + + lex(); + left = init; + right = parseExpression(); + init = null; + } + } + + if (typeof left === 'undefined') { + expect(';'); + } + } + + if (typeof left === 'undefined') { + + if (!match(';')) { + test = parseExpression(); + } + expect(';'); + + if (!match(')')) { + update = parseExpression(); + } + } + + expect(')'); + + oldInIteration = state.inIteration; + state.inIteration = true; + + body = parseStatement(); + + state.inIteration = oldInIteration; + + return (typeof left === 'undefined') ? + delegate.createForStatement(init, test, update, body) : + delegate.createForInStatement(left, right, body); + } + + // 12.7 The continue statement + + function parseContinueStatement() { + var label = null, key; + + expectKeyword('continue'); + + // Optimize the most common form: 'continue;'. + if (source.charCodeAt(index) === 0x3B) { + lex(); + + if (!state.inIteration) { + throwError({}, Messages.IllegalContinue); + } + + return delegate.createContinueStatement(null); + } + + if (peekLineTerminator()) { + if (!state.inIteration) { + throwError({}, Messages.IllegalContinue); + } + + return delegate.createContinueStatement(null); + } + + if (lookahead.type === Token.Identifier) { + label = parseVariableIdentifier(); + + key = '$' + label.name; + if (!Object.prototype.hasOwnProperty.call(state.labelSet, key)) { + throwError({}, Messages.UnknownLabel, label.name); + } + } + + consumeSemicolon(); + + if (label === null && !state.inIteration) { + throwError({}, Messages.IllegalContinue); + } + + return delegate.createContinueStatement(label); + } + + // 12.8 The break statement + + function parseBreakStatement() { + var label = null, key; + + expectKeyword('break'); + + // Catch the very common case first: immediately a semicolon (U+003B). + if (source.charCodeAt(index) === 0x3B) { + lex(); + + if (!(state.inIteration || state.inSwitch)) { + throwError({}, Messages.IllegalBreak); + } + + return delegate.createBreakStatement(null); + } + + if (peekLineTerminator()) { + if (!(state.inIteration || state.inSwitch)) { + throwError({}, Messages.IllegalBreak); + } + + return delegate.createBreakStatement(null); + } + + if (lookahead.type === Token.Identifier) { + label = parseVariableIdentifier(); + + key = '$' + label.name; + if (!Object.prototype.hasOwnProperty.call(state.labelSet, key)) { + throwError({}, Messages.UnknownLabel, label.name); + } + } + + consumeSemicolon(); + + if (label === null && !(state.inIteration || state.inSwitch)) { + throwError({}, Messages.IllegalBreak); + } + + return delegate.createBreakStatement(label); + } + + // 12.9 The return statement + + function parseReturnStatement() { + var argument = null; + + expectKeyword('return'); + + if (!state.inFunctionBody) { + throwErrorTolerant({}, Messages.IllegalReturn); + } + + // 'return' followed by a space and an identifier is very common. + if (source.charCodeAt(index) === 0x20) { + if (isIdentifierStart(source.charCodeAt(index + 1))) { + argument = parseExpression(); + consumeSemicolon(); + return delegate.createReturnStatement(argument); + } + } + + if (peekLineTerminator()) { + return delegate.createReturnStatement(null); + } + + if (!match(';')) { + if (!match('}') && lookahead.type !== Token.EOF) { + argument = parseExpression(); + } + } + + consumeSemicolon(); + + return delegate.createReturnStatement(argument); + } + + // 12.10 The with statement + + function parseWithStatement() { + var object, body; + + if (strict) { + // TODO(ikarienator): Should we update the test cases instead? + skipComment(); + throwErrorTolerant({}, Messages.StrictModeWith); + } + + expectKeyword('with'); + + expect('('); + + object = parseExpression(); + + expect(')'); + + body = parseStatement(); + + return delegate.createWithStatement(object, body); + } + + // 12.10 The swith statement + + function parseSwitchCase() { + var test, consequent = [], statement, startToken; + + startToken = lookahead; + if (matchKeyword('default')) { + lex(); + test = null; + } else { + expectKeyword('case'); + test = parseExpression(); + } + expect(':'); + + while (index < length) { + if (match('}') || matchKeyword('default') || matchKeyword('case')) { + break; + } + statement = parseStatement(); + consequent.push(statement); + } + + return delegate.markEnd(delegate.createSwitchCase(test, consequent), startToken); + } + + function parseSwitchStatement() { + var discriminant, cases, clause, oldInSwitch, defaultFound; + + expectKeyword('switch'); + + expect('('); + + discriminant = parseExpression(); + + expect(')'); + + expect('{'); + + cases = []; + + if (match('}')) { + lex(); + return delegate.createSwitchStatement(discriminant, cases); + } + + oldInSwitch = state.inSwitch; + state.inSwitch = true; + defaultFound = false; + + while (index < length) { + if (match('}')) { + break; + } + clause = parseSwitchCase(); + if (clause.test === null) { + if (defaultFound) { + throwError({}, Messages.MultipleDefaultsInSwitch); + } + defaultFound = true; + } + cases.push(clause); + } + + state.inSwitch = oldInSwitch; + + expect('}'); + + return delegate.createSwitchStatement(discriminant, cases); + } + + // 12.13 The throw statement + + function parseThrowStatement() { + var argument; + + expectKeyword('throw'); + + if (peekLineTerminator()) { + throwError({}, Messages.NewlineAfterThrow); + } + + argument = parseExpression(); + + consumeSemicolon(); + + return delegate.createThrowStatement(argument); + } + + // 12.14 The try statement + + function parseCatchClause() { + var param, body, startToken; + + startToken = lookahead; + expectKeyword('catch'); + + expect('('); + if (match(')')) { + throwUnexpected(lookahead); + } + + param = parseVariableIdentifier(); + // 12.14.1 + if (strict && isRestrictedWord(param.name)) { + throwErrorTolerant({}, Messages.StrictCatchVariable); + } + + expect(')'); + body = parseBlock(); + return delegate.markEnd(delegate.createCatchClause(param, body), startToken); + } + + function parseTryStatement() { + var block, handlers = [], finalizer = null; + + expectKeyword('try'); + + block = parseBlock(); + + if (matchKeyword('catch')) { + handlers.push(parseCatchClause()); + } + + if (matchKeyword('finally')) { + lex(); + finalizer = parseBlock(); + } + + if (handlers.length === 0 && !finalizer) { + throwError({}, Messages.NoCatchOrFinally); + } + + return delegate.createTryStatement(block, [], handlers, finalizer); + } + + // 12.15 The debugger statement + + function parseDebuggerStatement() { + expectKeyword('debugger'); + + consumeSemicolon(); + + return delegate.createDebuggerStatement(); + } + + // 12 Statements + + function parseStatement() { + var type = lookahead.type, + expr, + labeledBody, + key, + startToken; + + if (type === Token.EOF) { + throwUnexpected(lookahead); + } + + if (type === Token.Punctuator && lookahead.value === '{') { + return parseBlock(); + } + + startToken = lookahead; + + if (type === Token.Punctuator) { + switch (lookahead.value) { + case ';': + return delegate.markEnd(parseEmptyStatement(), startToken); + case '(': + return delegate.markEnd(parseExpressionStatement(), startToken); + default: + break; + } + } + + if (type === Token.Keyword) { + switch (lookahead.value) { + case 'break': + return delegate.markEnd(parseBreakStatement(), startToken); + case 'continue': + return delegate.markEnd(parseContinueStatement(), startToken); + case 'debugger': + return delegate.markEnd(parseDebuggerStatement(), startToken); + case 'do': + return delegate.markEnd(parseDoWhileStatement(), startToken); + case 'for': + return delegate.markEnd(parseForStatement(), startToken); + case 'function': + return delegate.markEnd(parseFunctionDeclaration(), startToken); + case 'if': + return delegate.markEnd(parseIfStatement(), startToken); + case 'return': + return delegate.markEnd(parseReturnStatement(), startToken); + case 'switch': + return delegate.markEnd(parseSwitchStatement(), startToken); + case 'throw': + return delegate.markEnd(parseThrowStatement(), startToken); + case 'try': + return delegate.markEnd(parseTryStatement(), startToken); + case 'var': + return delegate.markEnd(parseVariableStatement(), startToken); + case 'while': + return delegate.markEnd(parseWhileStatement(), startToken); + case 'with': + return delegate.markEnd(parseWithStatement(), startToken); + default: + break; + } + } + + expr = parseExpression(); + + // 12.12 Labelled Statements + if ((expr.type === Syntax.Identifier) && match(':')) { + lex(); + + key = '$' + expr.name; + if (Object.prototype.hasOwnProperty.call(state.labelSet, key)) { + throwError({}, Messages.Redeclaration, 'Label', expr.name); + } + + state.labelSet[key] = true; + labeledBody = parseStatement(); + delete state.labelSet[key]; + return delegate.markEnd(delegate.createLabeledStatement(expr, labeledBody), startToken); + } + + consumeSemicolon(); + + return delegate.markEnd(delegate.createExpressionStatement(expr), startToken); + } + + // 13 Function Definition + + function parseFunctionSourceElements() { + var sourceElement, sourceElements = [], token, directive, firstRestricted, + oldLabelSet, oldInIteration, oldInSwitch, oldInFunctionBody, startToken; + + startToken = lookahead; + expect('{'); + + while (index < length) { + if (lookahead.type !== Token.StringLiteral) { + break; + } + token = lookahead; + + sourceElement = parseSourceElement(); + sourceElements.push(sourceElement); + if (sourceElement.expression.type !== Syntax.Literal) { + // this is not directive + break; + } + directive = source.slice(token.start + 1, token.end - 1); + if (directive === 'use strict') { + strict = true; + if (firstRestricted) { + throwErrorTolerant(firstRestricted, Messages.StrictOctalLiteral); + } + } else { + if (!firstRestricted && token.octal) { + firstRestricted = token; + } + } + } + + oldLabelSet = state.labelSet; + oldInIteration = state.inIteration; + oldInSwitch = state.inSwitch; + oldInFunctionBody = state.inFunctionBody; + + state.labelSet = {}; + state.inIteration = false; + state.inSwitch = false; + state.inFunctionBody = true; + + while (index < length) { + if (match('}')) { + break; + } + sourceElement = parseSourceElement(); + if (typeof sourceElement === 'undefined') { + break; + } + sourceElements.push(sourceElement); + } + + expect('}'); + + state.labelSet = oldLabelSet; + state.inIteration = oldInIteration; + state.inSwitch = oldInSwitch; + state.inFunctionBody = oldInFunctionBody; + + return delegate.markEnd(delegate.createBlockStatement(sourceElements), startToken); + } + + function parseParams(firstRestricted) { + var param, params = [], token, stricted, paramSet, key, message; + expect('('); + + if (!match(')')) { + paramSet = {}; + while (index < length) { + token = lookahead; + param = parseVariableIdentifier(); + key = '$' + token.value; + if (strict) { + if (isRestrictedWord(token.value)) { + stricted = token; + message = Messages.StrictParamName; + } + if (Object.prototype.hasOwnProperty.call(paramSet, key)) { + stricted = token; + message = Messages.StrictParamDupe; + } + } else if (!firstRestricted) { + if (isRestrictedWord(token.value)) { + firstRestricted = token; + message = Messages.StrictParamName; + } else if (isStrictModeReservedWord(token.value)) { + firstRestricted = token; + message = Messages.StrictReservedWord; + } else if (Object.prototype.hasOwnProperty.call(paramSet, key)) { + firstRestricted = token; + message = Messages.StrictParamDupe; + } + } + params.push(param); + paramSet[key] = true; + if (match(')')) { + break; + } + expect(','); + } + } + + expect(')'); + + return { + params: params, + stricted: stricted, + firstRestricted: firstRestricted, + message: message + }; + } + + function parseFunctionDeclaration() { + var id, params = [], body, token, stricted, tmp, firstRestricted, message, previousStrict, startToken; + + startToken = lookahead; + + expectKeyword('function'); + token = lookahead; + id = parseVariableIdentifier(); + if (strict) { + if (isRestrictedWord(token.value)) { + throwErrorTolerant(token, Messages.StrictFunctionName); + } + } else { + if (isRestrictedWord(token.value)) { + firstRestricted = token; + message = Messages.StrictFunctionName; + } else if (isStrictModeReservedWord(token.value)) { + firstRestricted = token; + message = Messages.StrictReservedWord; + } + } + + tmp = parseParams(firstRestricted); + params = tmp.params; + stricted = tmp.stricted; + firstRestricted = tmp.firstRestricted; + if (tmp.message) { + message = tmp.message; + } + + previousStrict = strict; + body = parseFunctionSourceElements(); + if (strict && firstRestricted) { + throwError(firstRestricted, message); + } + if (strict && stricted) { + throwErrorTolerant(stricted, message); + } + strict = previousStrict; + + return delegate.markEnd(delegate.createFunctionDeclaration(id, params, [], body), startToken); + } + + function parseFunctionExpression() { + var token, id = null, stricted, firstRestricted, message, tmp, params = [], body, previousStrict, startToken; + + startToken = lookahead; + expectKeyword('function'); + + if (!match('(')) { + token = lookahead; + id = parseVariableIdentifier(); + if (strict) { + if (isRestrictedWord(token.value)) { + throwErrorTolerant(token, Messages.StrictFunctionName); + } + } else { + if (isRestrictedWord(token.value)) { + firstRestricted = token; + message = Messages.StrictFunctionName; + } else if (isStrictModeReservedWord(token.value)) { + firstRestricted = token; + message = Messages.StrictReservedWord; + } + } + } + + tmp = parseParams(firstRestricted); + params = tmp.params; + stricted = tmp.stricted; + firstRestricted = tmp.firstRestricted; + if (tmp.message) { + message = tmp.message; + } + + previousStrict = strict; + body = parseFunctionSourceElements(); + if (strict && firstRestricted) { + throwError(firstRestricted, message); + } + if (strict && stricted) { + throwErrorTolerant(stricted, message); + } + strict = previousStrict; + + return delegate.markEnd(delegate.createFunctionExpression(id, params, [], body), startToken); + } + + // 14 Program + + function parseSourceElement() { + if (lookahead.type === Token.Keyword) { + switch (lookahead.value) { + case 'const': + case 'let': + return parseConstLetDeclaration(lookahead.value); + case 'function': + return parseFunctionDeclaration(); + default: + return parseStatement(); + } + } + + if (lookahead.type !== Token.EOF) { + return parseStatement(); + } + } + + function parseSourceElements() { + var sourceElement, sourceElements = [], token, directive, firstRestricted; + + while (index < length) { + token = lookahead; + if (token.type !== Token.StringLiteral) { + break; + } + + sourceElement = parseSourceElement(); + sourceElements.push(sourceElement); + if (sourceElement.expression.type !== Syntax.Literal) { + // this is not directive + break; + } + directive = source.slice(token.start + 1, token.end - 1); + if (directive === 'use strict') { + strict = true; + if (firstRestricted) { + throwErrorTolerant(firstRestricted, Messages.StrictOctalLiteral); + } + } else { + if (!firstRestricted && token.octal) { + firstRestricted = token; + } + } + } + + while (index < length) { + sourceElement = parseSourceElement(); + /* istanbul ignore if */ + if (typeof sourceElement === 'undefined') { + break; + } + sourceElements.push(sourceElement); + } + return sourceElements; + } + + function parseProgram() { + var body, startToken; + + skipComment(); + peek(); + startToken = lookahead; + strict = false; + + body = parseSourceElements(); + return delegate.markEnd(delegate.createProgram(body), startToken); + } + + function filterTokenLocation() { + var i, entry, token, tokens = []; + + for (i = 0; i < extra.tokens.length; ++i) { + entry = extra.tokens[i]; + token = { + type: entry.type, + value: entry.value + }; + if (extra.range) { + token.range = entry.range; + } + if (extra.loc) { + token.loc = entry.loc; + } + tokens.push(token); + } + + extra.tokens = tokens; + } + + function tokenize(code, options) { + var toString, + token, + tokens; + + toString = String; + if (typeof code !== 'string' && !(code instanceof String)) { + code = toString(code); + } + + delegate = SyntaxTreeDelegate; + source = code; + index = 0; + lineNumber = (source.length > 0) ? 1 : 0; + lineStart = 0; + length = source.length; + lookahead = null; + state = { + allowIn: true, + labelSet: {}, + inFunctionBody: false, + inIteration: false, + inSwitch: false, + lastCommentStart: -1 + }; + + extra = {}; + + // Options matching. + options = options || {}; + + // Of course we collect tokens here. + options.tokens = true; + extra.tokens = []; + extra.tokenize = true; + // The following two fields are necessary to compute the Regex tokens. + extra.openParenToken = -1; + extra.openCurlyToken = -1; + + extra.range = (typeof options.range === 'boolean') && options.range; + extra.loc = (typeof options.loc === 'boolean') && options.loc; + + if (typeof options.comment === 'boolean' && options.comment) { + extra.comments = []; + } + if (typeof options.tolerant === 'boolean' && options.tolerant) { + extra.errors = []; + } + + try { + peek(); + if (lookahead.type === Token.EOF) { + return extra.tokens; + } + + token = lex(); + while (lookahead.type !== Token.EOF) { + try { + token = lex(); + } catch (lexError) { + token = lookahead; + if (extra.errors) { + extra.errors.push(lexError); + // We have to break on the first error + // to avoid infinite loops. + break; + } else { + throw lexError; + } + } + } + + filterTokenLocation(); + tokens = extra.tokens; + if (typeof extra.comments !== 'undefined') { + tokens.comments = extra.comments; + } + if (typeof extra.errors !== 'undefined') { + tokens.errors = extra.errors; + } + } catch (e) { + throw e; + } finally { + extra = {}; + } + return tokens; + } + + function parse(code, options) { + var program, toString; + + toString = String; + if (typeof code !== 'string' && !(code instanceof String)) { + code = toString(code); + } + + delegate = SyntaxTreeDelegate; + source = code; + index = 0; + lineNumber = (source.length > 0) ? 1 : 0; + lineStart = 0; + length = source.length; + lookahead = null; + state = { + allowIn: true, + labelSet: {}, + inFunctionBody: false, + inIteration: false, + inSwitch: false, + lastCommentStart: -1 + }; + + extra = {}; + if (typeof options !== 'undefined') { + extra.range = (typeof options.range === 'boolean') && options.range; + extra.loc = (typeof options.loc === 'boolean') && options.loc; + extra.attachComment = (typeof options.attachComment === 'boolean') && options.attachComment; + + if (extra.loc && options.source !== null && options.source !== undefined) { + extra.source = toString(options.source); + } + + if (typeof options.tokens === 'boolean' && options.tokens) { + extra.tokens = []; + } + if (typeof options.comment === 'boolean' && options.comment) { + extra.comments = []; + } + if (typeof options.tolerant === 'boolean' && options.tolerant) { + extra.errors = []; + } + if (extra.attachComment) { + extra.range = true; + extra.comments = []; + extra.bottomRightStack = []; + extra.trailingComments = []; + extra.leadingComments = []; + } + } + + try { + program = parseProgram(); + if (typeof extra.comments !== 'undefined') { + program.comments = extra.comments; + } + if (typeof extra.tokens !== 'undefined') { + filterTokenLocation(); + program.tokens = extra.tokens; + } + if (typeof extra.errors !== 'undefined') { + program.errors = extra.errors; + } + } catch (e) { + throw e; + } finally { + extra = {}; + } + + return program; + } + + // Sync with *.json manifests. + exports.version = '1.2.2'; + + exports.tokenize = tokenize; + + exports.parse = parse; + + // Deep copy. + /* istanbul ignore next */ + exports.Syntax = (function () { + var name, types = {}; + + if (typeof Object.create === 'function') { + types = Object.create(null); + } + + for (name in Syntax) { + if (Syntax.hasOwnProperty(name)) { + types[name] = Syntax[name]; + } + } + + if (typeof Object.freeze === 'function') { + Object.freeze(types); + } + + return types; + }()); + +})); +/* vim: set sw=4 ts=4 et tw=80 : */ + + +/***/ }) + +/******/ }); +/************************************************************************/ +/******/ // The module cache +/******/ var __webpack_module_cache__ = {}; +/******/ +/******/ // The require function +/******/ function __nccwpck_require__(moduleId) { +/******/ // Check if module is in cache +/******/ if(__webpack_module_cache__[moduleId]) { +/******/ return __webpack_module_cache__[moduleId].exports; +/******/ } +/******/ // Create a new module (and put it into the cache) +/******/ var module = __webpack_module_cache__[moduleId] = { +/******/ // no module.id needed +/******/ // no module.loaded needed +/******/ exports: {} +/******/ }; +/******/ +/******/ // Execute the module function +/******/ var threw = true; +/******/ try { +/******/ __webpack_modules__[moduleId].call(module.exports, module, module.exports, __nccwpck_require__); +/******/ threw = false; +/******/ } finally { +/******/ if(threw) delete __webpack_module_cache__[moduleId]; +/******/ } +/******/ +/******/ // Return the exports of the module +/******/ return module.exports; +/******/ } +/******/ +/************************************************************************/ +/******/ /* webpack/runtime/compat */ +/******/ +/******/ __nccwpck_require__.ab = __dirname + "/";/************************************************************************/ +/******/ // module exports must be returned from runtime so entry inlining is disabled +/******/ // startup +/******/ // Load entry module and return exports +/******/ return __nccwpck_require__(648); +/******/ })() +; \ No newline at end of file diff --git a/dist/index.js b/dist/index.js index cca40c9..38aad10 100644 --- a/dist/index.js +++ b/dist/index.js @@ -27143,6 +27143,3934 @@ errorEx.line = function (str, def) { module.exports = errorEx; +/***/ }), + +/***/ 7991: +/***/ ((__unused_webpack_module, exports, __nccwpck_require__) => { + +var __webpack_unused_export__; +/* + Copyright (C) 2012-2014 Yusuke Suzuki + Copyright (C) 2015 Ingvar Stepanyan + Copyright (C) 2014 Ivan Nikulin + Copyright (C) 2012-2013 Michael Ficarra + Copyright (C) 2012-2013 Mathias Bynens + Copyright (C) 2013 Irakli Gozalishvili + Copyright (C) 2012 Robert Gust-Bardon + Copyright (C) 2012 John Freeman + Copyright (C) 2011-2012 Ariya Hidayat + Copyright (C) 2012 Joost-Wim Boekesteijn + Copyright (C) 2012 Kris Kowal + Copyright (C) 2012 Arpad Borsos + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are met: + + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + ARE DISCLAIMED. IN NO EVENT SHALL BE LIABLE FOR ANY + DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + +/*global exports:true, require:true, global:true*/ +(function () { + 'use strict'; + + var Syntax, + Precedence, + BinaryPrecedence, + SourceNode, + estraverse, + esutils, + base, + indent, + json, + renumber, + hexadecimal, + quotes, + escapeless, + newline, + space, + parentheses, + semicolons, + safeConcatenation, + directive, + extra, + parse, + sourceMap, + sourceCode, + preserveBlankLines, + FORMAT_MINIFY, + FORMAT_DEFAULTS; + + estraverse = __nccwpck_require__(49606); + esutils = __nccwpck_require__(94038); + + Syntax = estraverse.Syntax; + + // Generation is done by generateExpression. + function isExpression(node) { + return CodeGenerator.Expression.hasOwnProperty(node.type); + } + + // Generation is done by generateStatement. + function isStatement(node) { + return CodeGenerator.Statement.hasOwnProperty(node.type); + } + + Precedence = { + Sequence: 0, + Yield: 1, + Assignment: 1, + Conditional: 2, + ArrowFunction: 2, + LogicalOR: 3, + LogicalAND: 4, + BitwiseOR: 5, + BitwiseXOR: 6, + BitwiseAND: 7, + Equality: 8, + Relational: 9, + BitwiseSHIFT: 10, + Additive: 11, + Multiplicative: 12, + Exponentiation: 13, + Await: 14, + Unary: 14, + Postfix: 15, + Call: 16, + New: 17, + TaggedTemplate: 18, + Member: 19, + Primary: 20 + }; + + BinaryPrecedence = { + '||': Precedence.LogicalOR, + '&&': Precedence.LogicalAND, + '|': Precedence.BitwiseOR, + '^': Precedence.BitwiseXOR, + '&': Precedence.BitwiseAND, + '==': Precedence.Equality, + '!=': Precedence.Equality, + '===': Precedence.Equality, + '!==': Precedence.Equality, + 'is': Precedence.Equality, + 'isnt': Precedence.Equality, + '<': Precedence.Relational, + '>': Precedence.Relational, + '<=': Precedence.Relational, + '>=': Precedence.Relational, + 'in': Precedence.Relational, + 'instanceof': Precedence.Relational, + '<<': Precedence.BitwiseSHIFT, + '>>': Precedence.BitwiseSHIFT, + '>>>': Precedence.BitwiseSHIFT, + '+': Precedence.Additive, + '-': Precedence.Additive, + '*': Precedence.Multiplicative, + '%': Precedence.Multiplicative, + '/': Precedence.Multiplicative, + '**': Precedence.Exponentiation + }; + + //Flags + var F_ALLOW_IN = 1, + F_ALLOW_CALL = 1 << 1, + F_ALLOW_UNPARATH_NEW = 1 << 2, + F_FUNC_BODY = 1 << 3, + F_DIRECTIVE_CTX = 1 << 4, + F_SEMICOLON_OPT = 1 << 5; + + //Expression flag sets + //NOTE: Flag order: + // F_ALLOW_IN + // F_ALLOW_CALL + // F_ALLOW_UNPARATH_NEW + var E_FTT = F_ALLOW_CALL | F_ALLOW_UNPARATH_NEW, + E_TTF = F_ALLOW_IN | F_ALLOW_CALL, + E_TTT = F_ALLOW_IN | F_ALLOW_CALL | F_ALLOW_UNPARATH_NEW, + E_TFF = F_ALLOW_IN, + E_FFT = F_ALLOW_UNPARATH_NEW, + E_TFT = F_ALLOW_IN | F_ALLOW_UNPARATH_NEW; + + //Statement flag sets + //NOTE: Flag order: + // F_ALLOW_IN + // F_FUNC_BODY + // F_DIRECTIVE_CTX + // F_SEMICOLON_OPT + var S_TFFF = F_ALLOW_IN, + S_TFFT = F_ALLOW_IN | F_SEMICOLON_OPT, + S_FFFF = 0x00, + S_TFTF = F_ALLOW_IN | F_DIRECTIVE_CTX, + S_TTFF = F_ALLOW_IN | F_FUNC_BODY; + + function getDefaultOptions() { + // default options + return { + indent: null, + base: null, + parse: null, + comment: false, + format: { + indent: { + style: ' ', + base: 0, + adjustMultilineComment: false + }, + newline: '\n', + space: ' ', + json: false, + renumber: false, + hexadecimal: false, + quotes: 'single', + escapeless: false, + compact: false, + parentheses: true, + semicolons: true, + safeConcatenation: false, + preserveBlankLines: false + }, + moz: { + comprehensionExpressionStartsWithAssignment: false, + starlessGenerator: false + }, + sourceMap: null, + sourceMapRoot: null, + sourceMapWithCode: false, + directive: false, + raw: true, + verbatim: null, + sourceCode: null + }; + } + + function stringRepeat(str, num) { + var result = ''; + + for (num |= 0; num > 0; num >>>= 1, str += str) { + if (num & 1) { + result += str; + } + } + + return result; + } + + function hasLineTerminator(str) { + return (/[\r\n]/g).test(str); + } + + function endsWithLineTerminator(str) { + var len = str.length; + return len && esutils.code.isLineTerminator(str.charCodeAt(len - 1)); + } + + function merge(target, override) { + var key; + for (key in override) { + if (override.hasOwnProperty(key)) { + target[key] = override[key]; + } + } + return target; + } + + function updateDeeply(target, override) { + var key, val; + + function isHashObject(target) { + return typeof target === 'object' && target instanceof Object && !(target instanceof RegExp); + } + + for (key in override) { + if (override.hasOwnProperty(key)) { + val = override[key]; + if (isHashObject(val)) { + if (isHashObject(target[key])) { + updateDeeply(target[key], val); + } else { + target[key] = updateDeeply({}, val); + } + } else { + target[key] = val; + } + } + } + return target; + } + + function generateNumber(value) { + var result, point, temp, exponent, pos; + + if (value !== value) { + throw new Error('Numeric literal whose value is NaN'); + } + if (value < 0 || (value === 0 && 1 / value < 0)) { + throw new Error('Numeric literal whose value is negative'); + } + + if (value === 1 / 0) { + return json ? 'null' : renumber ? '1e400' : '1e+400'; + } + + result = '' + value; + if (!renumber || result.length < 3) { + return result; + } + + point = result.indexOf('.'); + if (!json && result.charCodeAt(0) === 0x30 /* 0 */ && point === 1) { + point = 0; + result = result.slice(1); + } + temp = result; + result = result.replace('e+', 'e'); + exponent = 0; + if ((pos = temp.indexOf('e')) > 0) { + exponent = +temp.slice(pos + 1); + temp = temp.slice(0, pos); + } + if (point >= 0) { + exponent -= temp.length - point - 1; + temp = +(temp.slice(0, point) + temp.slice(point + 1)) + ''; + } + pos = 0; + while (temp.charCodeAt(temp.length + pos - 1) === 0x30 /* 0 */) { + --pos; + } + if (pos !== 0) { + exponent -= pos; + temp = temp.slice(0, pos); + } + if (exponent !== 0) { + temp += 'e' + exponent; + } + if ((temp.length < result.length || + (hexadecimal && value > 1e12 && Math.floor(value) === value && (temp = '0x' + value.toString(16)).length < result.length)) && + +temp === value) { + result = temp; + } + + return result; + } + + // Generate valid RegExp expression. + // This function is based on https://github.com/Constellation/iv Engine + + function escapeRegExpCharacter(ch, previousIsBackslash) { + // not handling '\' and handling \u2028 or \u2029 to unicode escape sequence + if ((ch & ~1) === 0x2028) { + return (previousIsBackslash ? 'u' : '\\u') + ((ch === 0x2028) ? '2028' : '2029'); + } else if (ch === 10 || ch === 13) { // \n, \r + return (previousIsBackslash ? '' : '\\') + ((ch === 10) ? 'n' : 'r'); + } + return String.fromCharCode(ch); + } + + function generateRegExp(reg) { + var match, result, flags, i, iz, ch, characterInBrack, previousIsBackslash; + + result = reg.toString(); + + if (reg.source) { + // extract flag from toString result + match = result.match(/\/([^/]*)$/); + if (!match) { + return result; + } + + flags = match[1]; + result = ''; + + characterInBrack = false; + previousIsBackslash = false; + for (i = 0, iz = reg.source.length; i < iz; ++i) { + ch = reg.source.charCodeAt(i); + + if (!previousIsBackslash) { + if (characterInBrack) { + if (ch === 93) { // ] + characterInBrack = false; + } + } else { + if (ch === 47) { // / + result += '\\'; + } else if (ch === 91) { // [ + characterInBrack = true; + } + } + result += escapeRegExpCharacter(ch, previousIsBackslash); + previousIsBackslash = ch === 92; // \ + } else { + // if new RegExp("\\\n') is provided, create /\n/ + result += escapeRegExpCharacter(ch, previousIsBackslash); + // prevent like /\\[/]/ + previousIsBackslash = false; + } + } + + return '/' + result + '/' + flags; + } + + return result; + } + + function escapeAllowedCharacter(code, next) { + var hex; + + if (code === 0x08 /* \b */) { + return '\\b'; + } + + if (code === 0x0C /* \f */) { + return '\\f'; + } + + if (code === 0x09 /* \t */) { + return '\\t'; + } + + hex = code.toString(16).toUpperCase(); + if (json || code > 0xFF) { + return '\\u' + '0000'.slice(hex.length) + hex; + } else if (code === 0x0000 && !esutils.code.isDecimalDigit(next)) { + return '\\0'; + } else if (code === 0x000B /* \v */) { // '\v' + return '\\x0B'; + } else { + return '\\x' + '00'.slice(hex.length) + hex; + } + } + + function escapeDisallowedCharacter(code) { + if (code === 0x5C /* \ */) { + return '\\\\'; + } + + if (code === 0x0A /* \n */) { + return '\\n'; + } + + if (code === 0x0D /* \r */) { + return '\\r'; + } + + if (code === 0x2028) { + return '\\u2028'; + } + + if (code === 0x2029) { + return '\\u2029'; + } + + throw new Error('Incorrectly classified character'); + } + + function escapeDirective(str) { + var i, iz, code, quote; + + quote = quotes === 'double' ? '"' : '\''; + for (i = 0, iz = str.length; i < iz; ++i) { + code = str.charCodeAt(i); + if (code === 0x27 /* ' */) { + quote = '"'; + break; + } else if (code === 0x22 /* " */) { + quote = '\''; + break; + } else if (code === 0x5C /* \ */) { + ++i; + } + } + + return quote + str + quote; + } + + function escapeString(str) { + var result = '', i, len, code, singleQuotes = 0, doubleQuotes = 0, single, quote; + + for (i = 0, len = str.length; i < len; ++i) { + code = str.charCodeAt(i); + if (code === 0x27 /* ' */) { + ++singleQuotes; + } else if (code === 0x22 /* " */) { + ++doubleQuotes; + } else if (code === 0x2F /* / */ && json) { + result += '\\'; + } else if (esutils.code.isLineTerminator(code) || code === 0x5C /* \ */) { + result += escapeDisallowedCharacter(code); + continue; + } else if (!esutils.code.isIdentifierPartES5(code) && (json && code < 0x20 /* SP */ || !json && !escapeless && (code < 0x20 /* SP */ || code > 0x7E /* ~ */))) { + result += escapeAllowedCharacter(code, str.charCodeAt(i + 1)); + continue; + } + result += String.fromCharCode(code); + } + + single = !(quotes === 'double' || (quotes === 'auto' && doubleQuotes < singleQuotes)); + quote = single ? '\'' : '"'; + + if (!(single ? singleQuotes : doubleQuotes)) { + return quote + result + quote; + } + + str = result; + result = quote; + + for (i = 0, len = str.length; i < len; ++i) { + code = str.charCodeAt(i); + if ((code === 0x27 /* ' */ && single) || (code === 0x22 /* " */ && !single)) { + result += '\\'; + } + result += String.fromCharCode(code); + } + + return result + quote; + } + + /** + * flatten an array to a string, where the array can contain + * either strings or nested arrays + */ + function flattenToString(arr) { + var i, iz, elem, result = ''; + for (i = 0, iz = arr.length; i < iz; ++i) { + elem = arr[i]; + result += Array.isArray(elem) ? flattenToString(elem) : elem; + } + return result; + } + + /** + * convert generated to a SourceNode when source maps are enabled. + */ + function toSourceNodeWhenNeeded(generated, node) { + if (!sourceMap) { + // with no source maps, generated is either an + // array or a string. if an array, flatten it. + // if a string, just return it + if (Array.isArray(generated)) { + return flattenToString(generated); + } else { + return generated; + } + } + if (node == null) { + if (generated instanceof SourceNode) { + return generated; + } else { + node = {}; + } + } + if (node.loc == null) { + return new SourceNode(null, null, sourceMap, generated, node.name || null); + } + return new SourceNode(node.loc.start.line, node.loc.start.column, (sourceMap === true ? node.loc.source || null : sourceMap), generated, node.name || null); + } + + function noEmptySpace() { + return (space) ? space : ' '; + } + + function join(left, right) { + var leftSource, + rightSource, + leftCharCode, + rightCharCode; + + leftSource = toSourceNodeWhenNeeded(left).toString(); + if (leftSource.length === 0) { + return [right]; + } + + rightSource = toSourceNodeWhenNeeded(right).toString(); + if (rightSource.length === 0) { + return [left]; + } + + leftCharCode = leftSource.charCodeAt(leftSource.length - 1); + rightCharCode = rightSource.charCodeAt(0); + + if ((leftCharCode === 0x2B /* + */ || leftCharCode === 0x2D /* - */) && leftCharCode === rightCharCode || + esutils.code.isIdentifierPartES5(leftCharCode) && esutils.code.isIdentifierPartES5(rightCharCode) || + leftCharCode === 0x2F /* / */ && rightCharCode === 0x69 /* i */) { // infix word operators all start with `i` + return [left, noEmptySpace(), right]; + } else if (esutils.code.isWhiteSpace(leftCharCode) || esutils.code.isLineTerminator(leftCharCode) || + esutils.code.isWhiteSpace(rightCharCode) || esutils.code.isLineTerminator(rightCharCode)) { + return [left, right]; + } + return [left, space, right]; + } + + function addIndent(stmt) { + return [base, stmt]; + } + + function withIndent(fn) { + var previousBase; + previousBase = base; + base += indent; + fn(base); + base = previousBase; + } + + function calculateSpaces(str) { + var i; + for (i = str.length - 1; i >= 0; --i) { + if (esutils.code.isLineTerminator(str.charCodeAt(i))) { + break; + } + } + return (str.length - 1) - i; + } + + function adjustMultilineComment(value, specialBase) { + var array, i, len, line, j, spaces, previousBase, sn; + + array = value.split(/\r\n|[\r\n]/); + spaces = Number.MAX_VALUE; + + // first line doesn't have indentation + for (i = 1, len = array.length; i < len; ++i) { + line = array[i]; + j = 0; + while (j < line.length && esutils.code.isWhiteSpace(line.charCodeAt(j))) { + ++j; + } + if (spaces > j) { + spaces = j; + } + } + + if (typeof specialBase !== 'undefined') { + // pattern like + // { + // var t = 20; /* + // * this is comment + // */ + // } + previousBase = base; + if (array[1][spaces] === '*') { + specialBase += ' '; + } + base = specialBase; + } else { + if (spaces & 1) { + // /* + // * + // */ + // If spaces are odd number, above pattern is considered. + // We waste 1 space. + --spaces; + } + previousBase = base; + } + + for (i = 1, len = array.length; i < len; ++i) { + sn = toSourceNodeWhenNeeded(addIndent(array[i].slice(spaces))); + array[i] = sourceMap ? sn.join('') : sn; + } + + base = previousBase; + + return array.join('\n'); + } + + function generateComment(comment, specialBase) { + if (comment.type === 'Line') { + if (endsWithLineTerminator(comment.value)) { + return '//' + comment.value; + } else { + // Always use LineTerminator + var result = '//' + comment.value; + if (!preserveBlankLines) { + result += '\n'; + } + return result; + } + } + if (extra.format.indent.adjustMultilineComment && /[\n\r]/.test(comment.value)) { + return adjustMultilineComment('/*' + comment.value + '*/', specialBase); + } + return '/*' + comment.value + '*/'; + } + + function addComments(stmt, result) { + var i, len, comment, save, tailingToStatement, specialBase, fragment, + extRange, range, prevRange, prefix, infix, suffix, count; + + if (stmt.leadingComments && stmt.leadingComments.length > 0) { + save = result; + + if (preserveBlankLines) { + comment = stmt.leadingComments[0]; + result = []; + + extRange = comment.extendedRange; + range = comment.range; + + prefix = sourceCode.substring(extRange[0], range[0]); + count = (prefix.match(/\n/g) || []).length; + if (count > 0) { + result.push(stringRepeat('\n', count)); + result.push(addIndent(generateComment(comment))); + } else { + result.push(prefix); + result.push(generateComment(comment)); + } + + prevRange = range; + + for (i = 1, len = stmt.leadingComments.length; i < len; i++) { + comment = stmt.leadingComments[i]; + range = comment.range; + + infix = sourceCode.substring(prevRange[1], range[0]); + count = (infix.match(/\n/g) || []).length; + result.push(stringRepeat('\n', count)); + result.push(addIndent(generateComment(comment))); + + prevRange = range; + } + + suffix = sourceCode.substring(range[1], extRange[1]); + count = (suffix.match(/\n/g) || []).length; + result.push(stringRepeat('\n', count)); + } else { + comment = stmt.leadingComments[0]; + result = []; + if (safeConcatenation && stmt.type === Syntax.Program && stmt.body.length === 0) { + result.push('\n'); + } + result.push(generateComment(comment)); + if (!endsWithLineTerminator(toSourceNodeWhenNeeded(result).toString())) { + result.push('\n'); + } + + for (i = 1, len = stmt.leadingComments.length; i < len; ++i) { + comment = stmt.leadingComments[i]; + fragment = [generateComment(comment)]; + if (!endsWithLineTerminator(toSourceNodeWhenNeeded(fragment).toString())) { + fragment.push('\n'); + } + result.push(addIndent(fragment)); + } + } + + result.push(addIndent(save)); + } + + if (stmt.trailingComments) { + + if (preserveBlankLines) { + comment = stmt.trailingComments[0]; + extRange = comment.extendedRange; + range = comment.range; + + prefix = sourceCode.substring(extRange[0], range[0]); + count = (prefix.match(/\n/g) || []).length; + + if (count > 0) { + result.push(stringRepeat('\n', count)); + result.push(addIndent(generateComment(comment))); + } else { + result.push(prefix); + result.push(generateComment(comment)); + } + } else { + tailingToStatement = !endsWithLineTerminator(toSourceNodeWhenNeeded(result).toString()); + specialBase = stringRepeat(' ', calculateSpaces(toSourceNodeWhenNeeded([base, result, indent]).toString())); + for (i = 0, len = stmt.trailingComments.length; i < len; ++i) { + comment = stmt.trailingComments[i]; + if (tailingToStatement) { + // We assume target like following script + // + // var t = 20; /** + // * This is comment of t + // */ + if (i === 0) { + // first case + result = [result, indent]; + } else { + result = [result, specialBase]; + } + result.push(generateComment(comment, specialBase)); + } else { + result = [result, addIndent(generateComment(comment))]; + } + if (i !== len - 1 && !endsWithLineTerminator(toSourceNodeWhenNeeded(result).toString())) { + result = [result, '\n']; + } + } + } + } + + return result; + } + + function generateBlankLines(start, end, result) { + var j, newlineCount = 0; + + for (j = start; j < end; j++) { + if (sourceCode[j] === '\n') { + newlineCount++; + } + } + + for (j = 1; j < newlineCount; j++) { + result.push(newline); + } + } + + function parenthesize(text, current, should) { + if (current < should) { + return ['(', text, ')']; + } + return text; + } + + function generateVerbatimString(string) { + var i, iz, result; + result = string.split(/\r\n|\n/); + for (i = 1, iz = result.length; i < iz; i++) { + result[i] = newline + base + result[i]; + } + return result; + } + + function generateVerbatim(expr, precedence) { + var verbatim, result, prec; + verbatim = expr[extra.verbatim]; + + if (typeof verbatim === 'string') { + result = parenthesize(generateVerbatimString(verbatim), Precedence.Sequence, precedence); + } else { + // verbatim is object + result = generateVerbatimString(verbatim.content); + prec = (verbatim.precedence != null) ? verbatim.precedence : Precedence.Sequence; + result = parenthesize(result, prec, precedence); + } + + return toSourceNodeWhenNeeded(result, expr); + } + + function CodeGenerator() { + } + + // Helpers. + + CodeGenerator.prototype.maybeBlock = function(stmt, flags) { + var result, noLeadingComment, that = this; + + noLeadingComment = !extra.comment || !stmt.leadingComments; + + if (stmt.type === Syntax.BlockStatement && noLeadingComment) { + return [space, this.generateStatement(stmt, flags)]; + } + + if (stmt.type === Syntax.EmptyStatement && noLeadingComment) { + return ';'; + } + + withIndent(function () { + result = [ + newline, + addIndent(that.generateStatement(stmt, flags)) + ]; + }); + + return result; + }; + + CodeGenerator.prototype.maybeBlockSuffix = function (stmt, result) { + var ends = endsWithLineTerminator(toSourceNodeWhenNeeded(result).toString()); + if (stmt.type === Syntax.BlockStatement && (!extra.comment || !stmt.leadingComments) && !ends) { + return [result, space]; + } + if (ends) { + return [result, base]; + } + return [result, newline, base]; + }; + + function generateIdentifier(node) { + return toSourceNodeWhenNeeded(node.name, node); + } + + function generateAsyncPrefix(node, spaceRequired) { + return node.async ? 'async' + (spaceRequired ? noEmptySpace() : space) : ''; + } + + function generateStarSuffix(node) { + var isGenerator = node.generator && !extra.moz.starlessGenerator; + return isGenerator ? '*' + space : ''; + } + + function generateMethodPrefix(prop) { + var func = prop.value, prefix = ''; + if (func.async) { + prefix += generateAsyncPrefix(func, !prop.computed); + } + if (func.generator) { + // avoid space before method name + prefix += generateStarSuffix(func) ? '*' : ''; + } + return prefix; + } + + CodeGenerator.prototype.generatePattern = function (node, precedence, flags) { + if (node.type === Syntax.Identifier) { + return generateIdentifier(node); + } + return this.generateExpression(node, precedence, flags); + }; + + CodeGenerator.prototype.generateFunctionParams = function (node) { + var i, iz, result, hasDefault; + + hasDefault = false; + + if (node.type === Syntax.ArrowFunctionExpression && + !node.rest && (!node.defaults || node.defaults.length === 0) && + node.params.length === 1 && node.params[0].type === Syntax.Identifier) { + // arg => { } case + result = [generateAsyncPrefix(node, true), generateIdentifier(node.params[0])]; + } else { + result = node.type === Syntax.ArrowFunctionExpression ? [generateAsyncPrefix(node, false)] : []; + result.push('('); + if (node.defaults) { + hasDefault = true; + } + for (i = 0, iz = node.params.length; i < iz; ++i) { + if (hasDefault && node.defaults[i]) { + // Handle default values. + result.push(this.generateAssignment(node.params[i], node.defaults[i], '=', Precedence.Assignment, E_TTT)); + } else { + result.push(this.generatePattern(node.params[i], Precedence.Assignment, E_TTT)); + } + if (i + 1 < iz) { + result.push(',' + space); + } + } + + if (node.rest) { + if (node.params.length) { + result.push(',' + space); + } + result.push('...'); + result.push(generateIdentifier(node.rest)); + } + + result.push(')'); + } + + return result; + }; + + CodeGenerator.prototype.generateFunctionBody = function (node) { + var result, expr; + + result = this.generateFunctionParams(node); + + if (node.type === Syntax.ArrowFunctionExpression) { + result.push(space); + result.push('=>'); + } + + if (node.expression) { + result.push(space); + expr = this.generateExpression(node.body, Precedence.Assignment, E_TTT); + if (expr.toString().charAt(0) === '{') { + expr = ['(', expr, ')']; + } + result.push(expr); + } else { + result.push(this.maybeBlock(node.body, S_TTFF)); + } + + return result; + }; + + CodeGenerator.prototype.generateIterationForStatement = function (operator, stmt, flags) { + var result = ['for' + (stmt.await ? noEmptySpace() + 'await' : '') + space + '('], that = this; + withIndent(function () { + if (stmt.left.type === Syntax.VariableDeclaration) { + withIndent(function () { + result.push(stmt.left.kind + noEmptySpace()); + result.push(that.generateStatement(stmt.left.declarations[0], S_FFFF)); + }); + } else { + result.push(that.generateExpression(stmt.left, Precedence.Call, E_TTT)); + } + + result = join(result, operator); + result = [join( + result, + that.generateExpression(stmt.right, Precedence.Assignment, E_TTT) + ), ')']; + }); + result.push(this.maybeBlock(stmt.body, flags)); + return result; + }; + + CodeGenerator.prototype.generatePropertyKey = function (expr, computed) { + var result = []; + + if (computed) { + result.push('['); + } + + result.push(this.generateExpression(expr, Precedence.Assignment, E_TTT)); + + if (computed) { + result.push(']'); + } + + return result; + }; + + CodeGenerator.prototype.generateAssignment = function (left, right, operator, precedence, flags) { + if (Precedence.Assignment < precedence) { + flags |= F_ALLOW_IN; + } + + return parenthesize( + [ + this.generateExpression(left, Precedence.Call, flags), + space + operator + space, + this.generateExpression(right, Precedence.Assignment, flags) + ], + Precedence.Assignment, + precedence + ); + }; + + CodeGenerator.prototype.semicolon = function (flags) { + if (!semicolons && flags & F_SEMICOLON_OPT) { + return ''; + } + return ';'; + }; + + // Statements. + + CodeGenerator.Statement = { + + BlockStatement: function (stmt, flags) { + var range, content, result = ['{', newline], that = this; + + withIndent(function () { + // handle functions without any code + if (stmt.body.length === 0 && preserveBlankLines) { + range = stmt.range; + if (range[1] - range[0] > 2) { + content = sourceCode.substring(range[0] + 1, range[1] - 1); + if (content[0] === '\n') { + result = ['{']; + } + result.push(content); + } + } + + var i, iz, fragment, bodyFlags; + bodyFlags = S_TFFF; + if (flags & F_FUNC_BODY) { + bodyFlags |= F_DIRECTIVE_CTX; + } + + for (i = 0, iz = stmt.body.length; i < iz; ++i) { + if (preserveBlankLines) { + // handle spaces before the first line + if (i === 0) { + if (stmt.body[0].leadingComments) { + range = stmt.body[0].leadingComments[0].extendedRange; + content = sourceCode.substring(range[0], range[1]); + if (content[0] === '\n') { + result = ['{']; + } + } + if (!stmt.body[0].leadingComments) { + generateBlankLines(stmt.range[0], stmt.body[0].range[0], result); + } + } + + // handle spaces between lines + if (i > 0) { + if (!stmt.body[i - 1].trailingComments && !stmt.body[i].leadingComments) { + generateBlankLines(stmt.body[i - 1].range[1], stmt.body[i].range[0], result); + } + } + } + + if (i === iz - 1) { + bodyFlags |= F_SEMICOLON_OPT; + } + + if (stmt.body[i].leadingComments && preserveBlankLines) { + fragment = that.generateStatement(stmt.body[i], bodyFlags); + } else { + fragment = addIndent(that.generateStatement(stmt.body[i], bodyFlags)); + } + + result.push(fragment); + if (!endsWithLineTerminator(toSourceNodeWhenNeeded(fragment).toString())) { + if (preserveBlankLines && i < iz - 1) { + // don't add a new line if there are leading coments + // in the next statement + if (!stmt.body[i + 1].leadingComments) { + result.push(newline); + } + } else { + result.push(newline); + } + } + + if (preserveBlankLines) { + // handle spaces after the last line + if (i === iz - 1) { + if (!stmt.body[i].trailingComments) { + generateBlankLines(stmt.body[i].range[1], stmt.range[1], result); + } + } + } + } + }); + + result.push(addIndent('}')); + return result; + }, + + BreakStatement: function (stmt, flags) { + if (stmt.label) { + return 'break ' + stmt.label.name + this.semicolon(flags); + } + return 'break' + this.semicolon(flags); + }, + + ContinueStatement: function (stmt, flags) { + if (stmt.label) { + return 'continue ' + stmt.label.name + this.semicolon(flags); + } + return 'continue' + this.semicolon(flags); + }, + + ClassBody: function (stmt, flags) { + var result = [ '{', newline], that = this; + + withIndent(function (indent) { + var i, iz; + + for (i = 0, iz = stmt.body.length; i < iz; ++i) { + result.push(indent); + result.push(that.generateExpression(stmt.body[i], Precedence.Sequence, E_TTT)); + if (i + 1 < iz) { + result.push(newline); + } + } + }); + + if (!endsWithLineTerminator(toSourceNodeWhenNeeded(result).toString())) { + result.push(newline); + } + result.push(base); + result.push('}'); + return result; + }, + + ClassDeclaration: function (stmt, flags) { + var result, fragment; + result = ['class']; + if (stmt.id) { + result = join(result, this.generateExpression(stmt.id, Precedence.Sequence, E_TTT)); + } + if (stmt.superClass) { + fragment = join('extends', this.generateExpression(stmt.superClass, Precedence.Unary, E_TTT)); + result = join(result, fragment); + } + result.push(space); + result.push(this.generateStatement(stmt.body, S_TFFT)); + return result; + }, + + DirectiveStatement: function (stmt, flags) { + if (extra.raw && stmt.raw) { + return stmt.raw + this.semicolon(flags); + } + return escapeDirective(stmt.directive) + this.semicolon(flags); + }, + + DoWhileStatement: function (stmt, flags) { + // Because `do 42 while (cond)` is Syntax Error. We need semicolon. + var result = join('do', this.maybeBlock(stmt.body, S_TFFF)); + result = this.maybeBlockSuffix(stmt.body, result); + return join(result, [ + 'while' + space + '(', + this.generateExpression(stmt.test, Precedence.Sequence, E_TTT), + ')' + this.semicolon(flags) + ]); + }, + + CatchClause: function (stmt, flags) { + var result, that = this; + withIndent(function () { + var guard; + + if (stmt.param) { + result = [ + 'catch' + space + '(', + that.generateExpression(stmt.param, Precedence.Sequence, E_TTT), + ')' + ]; + + if (stmt.guard) { + guard = that.generateExpression(stmt.guard, Precedence.Sequence, E_TTT); + result.splice(2, 0, ' if ', guard); + } + } else { + result = ['catch']; + } + }); + result.push(this.maybeBlock(stmt.body, S_TFFF)); + return result; + }, + + DebuggerStatement: function (stmt, flags) { + return 'debugger' + this.semicolon(flags); + }, + + EmptyStatement: function (stmt, flags) { + return ';'; + }, + + ExportDefaultDeclaration: function (stmt, flags) { + var result = [ 'export' ], bodyFlags; + + bodyFlags = (flags & F_SEMICOLON_OPT) ? S_TFFT : S_TFFF; + + // export default HoistableDeclaration[Default] + // export default AssignmentExpression[In] ; + result = join(result, 'default'); + if (isStatement(stmt.declaration)) { + result = join(result, this.generateStatement(stmt.declaration, bodyFlags)); + } else { + result = join(result, this.generateExpression(stmt.declaration, Precedence.Assignment, E_TTT) + this.semicolon(flags)); + } + return result; + }, + + ExportNamedDeclaration: function (stmt, flags) { + var result = [ 'export' ], bodyFlags, that = this; + + bodyFlags = (flags & F_SEMICOLON_OPT) ? S_TFFT : S_TFFF; + + // export VariableStatement + // export Declaration[Default] + if (stmt.declaration) { + return join(result, this.generateStatement(stmt.declaration, bodyFlags)); + } + + // export ExportClause[NoReference] FromClause ; + // export ExportClause ; + if (stmt.specifiers) { + if (stmt.specifiers.length === 0) { + result = join(result, '{' + space + '}'); + } else if (stmt.specifiers[0].type === Syntax.ExportBatchSpecifier) { + result = join(result, this.generateExpression(stmt.specifiers[0], Precedence.Sequence, E_TTT)); + } else { + result = join(result, '{'); + withIndent(function (indent) { + var i, iz; + result.push(newline); + for (i = 0, iz = stmt.specifiers.length; i < iz; ++i) { + result.push(indent); + result.push(that.generateExpression(stmt.specifiers[i], Precedence.Sequence, E_TTT)); + if (i + 1 < iz) { + result.push(',' + newline); + } + } + }); + if (!endsWithLineTerminator(toSourceNodeWhenNeeded(result).toString())) { + result.push(newline); + } + result.push(base + '}'); + } + + if (stmt.source) { + result = join(result, [ + 'from' + space, + // ModuleSpecifier + this.generateExpression(stmt.source, Precedence.Sequence, E_TTT), + this.semicolon(flags) + ]); + } else { + result.push(this.semicolon(flags)); + } + } + return result; + }, + + ExportAllDeclaration: function (stmt, flags) { + // export * FromClause ; + return [ + 'export' + space, + '*' + space, + 'from' + space, + // ModuleSpecifier + this.generateExpression(stmt.source, Precedence.Sequence, E_TTT), + this.semicolon(flags) + ]; + }, + + ExpressionStatement: function (stmt, flags) { + var result, fragment; + + function isClassPrefixed(fragment) { + var code; + if (fragment.slice(0, 5) !== 'class') { + return false; + } + code = fragment.charCodeAt(5); + return code === 0x7B /* '{' */ || esutils.code.isWhiteSpace(code) || esutils.code.isLineTerminator(code); + } + + function isFunctionPrefixed(fragment) { + var code; + if (fragment.slice(0, 8) !== 'function') { + return false; + } + code = fragment.charCodeAt(8); + return code === 0x28 /* '(' */ || esutils.code.isWhiteSpace(code) || code === 0x2A /* '*' */ || esutils.code.isLineTerminator(code); + } + + function isAsyncPrefixed(fragment) { + var code, i, iz; + if (fragment.slice(0, 5) !== 'async') { + return false; + } + if (!esutils.code.isWhiteSpace(fragment.charCodeAt(5))) { + return false; + } + for (i = 6, iz = fragment.length; i < iz; ++i) { + if (!esutils.code.isWhiteSpace(fragment.charCodeAt(i))) { + break; + } + } + if (i === iz) { + return false; + } + if (fragment.slice(i, i + 8) !== 'function') { + return false; + } + code = fragment.charCodeAt(i + 8); + return code === 0x28 /* '(' */ || esutils.code.isWhiteSpace(code) || code === 0x2A /* '*' */ || esutils.code.isLineTerminator(code); + } + + result = [this.generateExpression(stmt.expression, Precedence.Sequence, E_TTT)]; + // 12.4 '{', 'function', 'class' is not allowed in this position. + // wrap expression with parentheses + fragment = toSourceNodeWhenNeeded(result).toString(); + if (fragment.charCodeAt(0) === 0x7B /* '{' */ || // ObjectExpression + isClassPrefixed(fragment) || + isFunctionPrefixed(fragment) || + isAsyncPrefixed(fragment) || + (directive && (flags & F_DIRECTIVE_CTX) && stmt.expression.type === Syntax.Literal && typeof stmt.expression.value === 'string')) { + result = ['(', result, ')' + this.semicolon(flags)]; + } else { + result.push(this.semicolon(flags)); + } + return result; + }, + + ImportDeclaration: function (stmt, flags) { + // ES6: 15.2.1 valid import declarations: + // - import ImportClause FromClause ; + // - import ModuleSpecifier ; + var result, cursor, that = this; + + // If no ImportClause is present, + // this should be `import ModuleSpecifier` so skip `from` + // ModuleSpecifier is StringLiteral. + if (stmt.specifiers.length === 0) { + // import ModuleSpecifier ; + return [ + 'import', + space, + // ModuleSpecifier + this.generateExpression(stmt.source, Precedence.Sequence, E_TTT), + this.semicolon(flags) + ]; + } + + // import ImportClause FromClause ; + result = [ + 'import' + ]; + cursor = 0; + + // ImportedBinding + if (stmt.specifiers[cursor].type === Syntax.ImportDefaultSpecifier) { + result = join(result, [ + this.generateExpression(stmt.specifiers[cursor], Precedence.Sequence, E_TTT) + ]); + ++cursor; + } + + if (stmt.specifiers[cursor]) { + if (cursor !== 0) { + result.push(','); + } + + if (stmt.specifiers[cursor].type === Syntax.ImportNamespaceSpecifier) { + // NameSpaceImport + result = join(result, [ + space, + this.generateExpression(stmt.specifiers[cursor], Precedence.Sequence, E_TTT) + ]); + } else { + // NamedImports + result.push(space + '{'); + + if ((stmt.specifiers.length - cursor) === 1) { + // import { ... } from "..."; + result.push(space); + result.push(this.generateExpression(stmt.specifiers[cursor], Precedence.Sequence, E_TTT)); + result.push(space + '}' + space); + } else { + // import { + // ..., + // ..., + // } from "..."; + withIndent(function (indent) { + var i, iz; + result.push(newline); + for (i = cursor, iz = stmt.specifiers.length; i < iz; ++i) { + result.push(indent); + result.push(that.generateExpression(stmt.specifiers[i], Precedence.Sequence, E_TTT)); + if (i + 1 < iz) { + result.push(',' + newline); + } + } + }); + if (!endsWithLineTerminator(toSourceNodeWhenNeeded(result).toString())) { + result.push(newline); + } + result.push(base + '}' + space); + } + } + } + + result = join(result, [ + 'from' + space, + // ModuleSpecifier + this.generateExpression(stmt.source, Precedence.Sequence, E_TTT), + this.semicolon(flags) + ]); + return result; + }, + + VariableDeclarator: function (stmt, flags) { + var itemFlags = (flags & F_ALLOW_IN) ? E_TTT : E_FTT; + if (stmt.init) { + return [ + this.generateExpression(stmt.id, Precedence.Assignment, itemFlags), + space, + '=', + space, + this.generateExpression(stmt.init, Precedence.Assignment, itemFlags) + ]; + } + return this.generatePattern(stmt.id, Precedence.Assignment, itemFlags); + }, + + VariableDeclaration: function (stmt, flags) { + // VariableDeclarator is typed as Statement, + // but joined with comma (not LineTerminator). + // So if comment is attached to target node, we should specialize. + var result, i, iz, node, bodyFlags, that = this; + + result = [ stmt.kind ]; + + bodyFlags = (flags & F_ALLOW_IN) ? S_TFFF : S_FFFF; + + function block() { + node = stmt.declarations[0]; + if (extra.comment && node.leadingComments) { + result.push('\n'); + result.push(addIndent(that.generateStatement(node, bodyFlags))); + } else { + result.push(noEmptySpace()); + result.push(that.generateStatement(node, bodyFlags)); + } + + for (i = 1, iz = stmt.declarations.length; i < iz; ++i) { + node = stmt.declarations[i]; + if (extra.comment && node.leadingComments) { + result.push(',' + newline); + result.push(addIndent(that.generateStatement(node, bodyFlags))); + } else { + result.push(',' + space); + result.push(that.generateStatement(node, bodyFlags)); + } + } + } + + if (stmt.declarations.length > 1) { + withIndent(block); + } else { + block(); + } + + result.push(this.semicolon(flags)); + + return result; + }, + + ThrowStatement: function (stmt, flags) { + return [join( + 'throw', + this.generateExpression(stmt.argument, Precedence.Sequence, E_TTT) + ), this.semicolon(flags)]; + }, + + TryStatement: function (stmt, flags) { + var result, i, iz, guardedHandlers; + + result = ['try', this.maybeBlock(stmt.block, S_TFFF)]; + result = this.maybeBlockSuffix(stmt.block, result); + + if (stmt.handlers) { + // old interface + for (i = 0, iz = stmt.handlers.length; i < iz; ++i) { + result = join(result, this.generateStatement(stmt.handlers[i], S_TFFF)); + if (stmt.finalizer || i + 1 !== iz) { + result = this.maybeBlockSuffix(stmt.handlers[i].body, result); + } + } + } else { + guardedHandlers = stmt.guardedHandlers || []; + + for (i = 0, iz = guardedHandlers.length; i < iz; ++i) { + result = join(result, this.generateStatement(guardedHandlers[i], S_TFFF)); + if (stmt.finalizer || i + 1 !== iz) { + result = this.maybeBlockSuffix(guardedHandlers[i].body, result); + } + } + + // new interface + if (stmt.handler) { + if (Array.isArray(stmt.handler)) { + for (i = 0, iz = stmt.handler.length; i < iz; ++i) { + result = join(result, this.generateStatement(stmt.handler[i], S_TFFF)); + if (stmt.finalizer || i + 1 !== iz) { + result = this.maybeBlockSuffix(stmt.handler[i].body, result); + } + } + } else { + result = join(result, this.generateStatement(stmt.handler, S_TFFF)); + if (stmt.finalizer) { + result = this.maybeBlockSuffix(stmt.handler.body, result); + } + } + } + } + if (stmt.finalizer) { + result = join(result, ['finally', this.maybeBlock(stmt.finalizer, S_TFFF)]); + } + return result; + }, + + SwitchStatement: function (stmt, flags) { + var result, fragment, i, iz, bodyFlags, that = this; + withIndent(function () { + result = [ + 'switch' + space + '(', + that.generateExpression(stmt.discriminant, Precedence.Sequence, E_TTT), + ')' + space + '{' + newline + ]; + }); + if (stmt.cases) { + bodyFlags = S_TFFF; + for (i = 0, iz = stmt.cases.length; i < iz; ++i) { + if (i === iz - 1) { + bodyFlags |= F_SEMICOLON_OPT; + } + fragment = addIndent(this.generateStatement(stmt.cases[i], bodyFlags)); + result.push(fragment); + if (!endsWithLineTerminator(toSourceNodeWhenNeeded(fragment).toString())) { + result.push(newline); + } + } + } + result.push(addIndent('}')); + return result; + }, + + SwitchCase: function (stmt, flags) { + var result, fragment, i, iz, bodyFlags, that = this; + withIndent(function () { + if (stmt.test) { + result = [ + join('case', that.generateExpression(stmt.test, Precedence.Sequence, E_TTT)), + ':' + ]; + } else { + result = ['default:']; + } + + i = 0; + iz = stmt.consequent.length; + if (iz && stmt.consequent[0].type === Syntax.BlockStatement) { + fragment = that.maybeBlock(stmt.consequent[0], S_TFFF); + result.push(fragment); + i = 1; + } + + if (i !== iz && !endsWithLineTerminator(toSourceNodeWhenNeeded(result).toString())) { + result.push(newline); + } + + bodyFlags = S_TFFF; + for (; i < iz; ++i) { + if (i === iz - 1 && flags & F_SEMICOLON_OPT) { + bodyFlags |= F_SEMICOLON_OPT; + } + fragment = addIndent(that.generateStatement(stmt.consequent[i], bodyFlags)); + result.push(fragment); + if (i + 1 !== iz && !endsWithLineTerminator(toSourceNodeWhenNeeded(fragment).toString())) { + result.push(newline); + } + } + }); + return result; + }, + + IfStatement: function (stmt, flags) { + var result, bodyFlags, semicolonOptional, that = this; + withIndent(function () { + result = [ + 'if' + space + '(', + that.generateExpression(stmt.test, Precedence.Sequence, E_TTT), + ')' + ]; + }); + semicolonOptional = flags & F_SEMICOLON_OPT; + bodyFlags = S_TFFF; + if (semicolonOptional) { + bodyFlags |= F_SEMICOLON_OPT; + } + if (stmt.alternate) { + result.push(this.maybeBlock(stmt.consequent, S_TFFF)); + result = this.maybeBlockSuffix(stmt.consequent, result); + if (stmt.alternate.type === Syntax.IfStatement) { + result = join(result, ['else ', this.generateStatement(stmt.alternate, bodyFlags)]); + } else { + result = join(result, join('else', this.maybeBlock(stmt.alternate, bodyFlags))); + } + } else { + result.push(this.maybeBlock(stmt.consequent, bodyFlags)); + } + return result; + }, + + ForStatement: function (stmt, flags) { + var result, that = this; + withIndent(function () { + result = ['for' + space + '(']; + if (stmt.init) { + if (stmt.init.type === Syntax.VariableDeclaration) { + result.push(that.generateStatement(stmt.init, S_FFFF)); + } else { + // F_ALLOW_IN becomes false. + result.push(that.generateExpression(stmt.init, Precedence.Sequence, E_FTT)); + result.push(';'); + } + } else { + result.push(';'); + } + + if (stmt.test) { + result.push(space); + result.push(that.generateExpression(stmt.test, Precedence.Sequence, E_TTT)); + result.push(';'); + } else { + result.push(';'); + } + + if (stmt.update) { + result.push(space); + result.push(that.generateExpression(stmt.update, Precedence.Sequence, E_TTT)); + result.push(')'); + } else { + result.push(')'); + } + }); + + result.push(this.maybeBlock(stmt.body, flags & F_SEMICOLON_OPT ? S_TFFT : S_TFFF)); + return result; + }, + + ForInStatement: function (stmt, flags) { + return this.generateIterationForStatement('in', stmt, flags & F_SEMICOLON_OPT ? S_TFFT : S_TFFF); + }, + + ForOfStatement: function (stmt, flags) { + return this.generateIterationForStatement('of', stmt, flags & F_SEMICOLON_OPT ? S_TFFT : S_TFFF); + }, + + LabeledStatement: function (stmt, flags) { + return [stmt.label.name + ':', this.maybeBlock(stmt.body, flags & F_SEMICOLON_OPT ? S_TFFT : S_TFFF)]; + }, + + Program: function (stmt, flags) { + var result, fragment, i, iz, bodyFlags; + iz = stmt.body.length; + result = [safeConcatenation && iz > 0 ? '\n' : '']; + bodyFlags = S_TFTF; + for (i = 0; i < iz; ++i) { + if (!safeConcatenation && i === iz - 1) { + bodyFlags |= F_SEMICOLON_OPT; + } + + if (preserveBlankLines) { + // handle spaces before the first line + if (i === 0) { + if (!stmt.body[0].leadingComments) { + generateBlankLines(stmt.range[0], stmt.body[i].range[0], result); + } + } + + // handle spaces between lines + if (i > 0) { + if (!stmt.body[i - 1].trailingComments && !stmt.body[i].leadingComments) { + generateBlankLines(stmt.body[i - 1].range[1], stmt.body[i].range[0], result); + } + } + } + + fragment = addIndent(this.generateStatement(stmt.body[i], bodyFlags)); + result.push(fragment); + if (i + 1 < iz && !endsWithLineTerminator(toSourceNodeWhenNeeded(fragment).toString())) { + if (preserveBlankLines) { + if (!stmt.body[i + 1].leadingComments) { + result.push(newline); + } + } else { + result.push(newline); + } + } + + if (preserveBlankLines) { + // handle spaces after the last line + if (i === iz - 1) { + if (!stmt.body[i].trailingComments) { + generateBlankLines(stmt.body[i].range[1], stmt.range[1], result); + } + } + } + } + return result; + }, + + FunctionDeclaration: function (stmt, flags) { + return [ + generateAsyncPrefix(stmt, true), + 'function', + generateStarSuffix(stmt) || noEmptySpace(), + stmt.id ? generateIdentifier(stmt.id) : '', + this.generateFunctionBody(stmt) + ]; + }, + + ReturnStatement: function (stmt, flags) { + if (stmt.argument) { + return [join( + 'return', + this.generateExpression(stmt.argument, Precedence.Sequence, E_TTT) + ), this.semicolon(flags)]; + } + return ['return' + this.semicolon(flags)]; + }, + + WhileStatement: function (stmt, flags) { + var result, that = this; + withIndent(function () { + result = [ + 'while' + space + '(', + that.generateExpression(stmt.test, Precedence.Sequence, E_TTT), + ')' + ]; + }); + result.push(this.maybeBlock(stmt.body, flags & F_SEMICOLON_OPT ? S_TFFT : S_TFFF)); + return result; + }, + + WithStatement: function (stmt, flags) { + var result, that = this; + withIndent(function () { + result = [ + 'with' + space + '(', + that.generateExpression(stmt.object, Precedence.Sequence, E_TTT), + ')' + ]; + }); + result.push(this.maybeBlock(stmt.body, flags & F_SEMICOLON_OPT ? S_TFFT : S_TFFF)); + return result; + } + + }; + + merge(CodeGenerator.prototype, CodeGenerator.Statement); + + // Expressions. + + CodeGenerator.Expression = { + + SequenceExpression: function (expr, precedence, flags) { + var result, i, iz; + if (Precedence.Sequence < precedence) { + flags |= F_ALLOW_IN; + } + result = []; + for (i = 0, iz = expr.expressions.length; i < iz; ++i) { + result.push(this.generateExpression(expr.expressions[i], Precedence.Assignment, flags)); + if (i + 1 < iz) { + result.push(',' + space); + } + } + return parenthesize(result, Precedence.Sequence, precedence); + }, + + AssignmentExpression: function (expr, precedence, flags) { + return this.generateAssignment(expr.left, expr.right, expr.operator, precedence, flags); + }, + + ArrowFunctionExpression: function (expr, precedence, flags) { + return parenthesize(this.generateFunctionBody(expr), Precedence.ArrowFunction, precedence); + }, + + ConditionalExpression: function (expr, precedence, flags) { + if (Precedence.Conditional < precedence) { + flags |= F_ALLOW_IN; + } + return parenthesize( + [ + this.generateExpression(expr.test, Precedence.LogicalOR, flags), + space + '?' + space, + this.generateExpression(expr.consequent, Precedence.Assignment, flags), + space + ':' + space, + this.generateExpression(expr.alternate, Precedence.Assignment, flags) + ], + Precedence.Conditional, + precedence + ); + }, + + LogicalExpression: function (expr, precedence, flags) { + return this.BinaryExpression(expr, precedence, flags); + }, + + BinaryExpression: function (expr, precedence, flags) { + var result, leftPrecedence, rightPrecedence, currentPrecedence, fragment, leftSource; + currentPrecedence = BinaryPrecedence[expr.operator]; + leftPrecedence = expr.operator === '**' ? Precedence.Postfix : currentPrecedence; + rightPrecedence = expr.operator === '**' ? currentPrecedence : currentPrecedence + 1; + + if (currentPrecedence < precedence) { + flags |= F_ALLOW_IN; + } + + fragment = this.generateExpression(expr.left, leftPrecedence, flags); + + leftSource = fragment.toString(); + + if (leftSource.charCodeAt(leftSource.length - 1) === 0x2F /* / */ && esutils.code.isIdentifierPartES5(expr.operator.charCodeAt(0))) { + result = [fragment, noEmptySpace(), expr.operator]; + } else { + result = join(fragment, expr.operator); + } + + fragment = this.generateExpression(expr.right, rightPrecedence, flags); + + if (expr.operator === '/' && fragment.toString().charAt(0) === '/' || + expr.operator.slice(-1) === '<' && fragment.toString().slice(0, 3) === '!--') { + // If '/' concats with '/' or `<` concats with `!--`, it is interpreted as comment start + result.push(noEmptySpace()); + result.push(fragment); + } else { + result = join(result, fragment); + } + + if (expr.operator === 'in' && !(flags & F_ALLOW_IN)) { + return ['(', result, ')']; + } + return parenthesize(result, currentPrecedence, precedence); + }, + + CallExpression: function (expr, precedence, flags) { + var result, i, iz; + // F_ALLOW_UNPARATH_NEW becomes false. + result = [this.generateExpression(expr.callee, Precedence.Call, E_TTF)]; + result.push('('); + for (i = 0, iz = expr['arguments'].length; i < iz; ++i) { + result.push(this.generateExpression(expr['arguments'][i], Precedence.Assignment, E_TTT)); + if (i + 1 < iz) { + result.push(',' + space); + } + } + result.push(')'); + + if (!(flags & F_ALLOW_CALL)) { + return ['(', result, ')']; + } + return parenthesize(result, Precedence.Call, precedence); + }, + + NewExpression: function (expr, precedence, flags) { + var result, length, i, iz, itemFlags; + length = expr['arguments'].length; + + // F_ALLOW_CALL becomes false. + // F_ALLOW_UNPARATH_NEW may become false. + itemFlags = (flags & F_ALLOW_UNPARATH_NEW && !parentheses && length === 0) ? E_TFT : E_TFF; + + result = join( + 'new', + this.generateExpression(expr.callee, Precedence.New, itemFlags) + ); + + if (!(flags & F_ALLOW_UNPARATH_NEW) || parentheses || length > 0) { + result.push('('); + for (i = 0, iz = length; i < iz; ++i) { + result.push(this.generateExpression(expr['arguments'][i], Precedence.Assignment, E_TTT)); + if (i + 1 < iz) { + result.push(',' + space); + } + } + result.push(')'); + } + + return parenthesize(result, Precedence.New, precedence); + }, + + MemberExpression: function (expr, precedence, flags) { + var result, fragment; + + // F_ALLOW_UNPARATH_NEW becomes false. + result = [this.generateExpression(expr.object, Precedence.Call, (flags & F_ALLOW_CALL) ? E_TTF : E_TFF)]; + + if (expr.computed) { + result.push('['); + result.push(this.generateExpression(expr.property, Precedence.Sequence, flags & F_ALLOW_CALL ? E_TTT : E_TFT)); + result.push(']'); + } else { + if (expr.object.type === Syntax.Literal && typeof expr.object.value === 'number') { + fragment = toSourceNodeWhenNeeded(result).toString(); + // When the following conditions are all true, + // 1. No floating point + // 2. Don't have exponents + // 3. The last character is a decimal digit + // 4. Not hexadecimal OR octal number literal + // we should add a floating point. + if ( + fragment.indexOf('.') < 0 && + !/[eExX]/.test(fragment) && + esutils.code.isDecimalDigit(fragment.charCodeAt(fragment.length - 1)) && + !(fragment.length >= 2 && fragment.charCodeAt(0) === 48) // '0' + ) { + result.push(' '); + } + } + result.push('.'); + result.push(generateIdentifier(expr.property)); + } + + return parenthesize(result, Precedence.Member, precedence); + }, + + MetaProperty: function (expr, precedence, flags) { + var result; + result = []; + result.push(typeof expr.meta === "string" ? expr.meta : generateIdentifier(expr.meta)); + result.push('.'); + result.push(typeof expr.property === "string" ? expr.property : generateIdentifier(expr.property)); + return parenthesize(result, Precedence.Member, precedence); + }, + + UnaryExpression: function (expr, precedence, flags) { + var result, fragment, rightCharCode, leftSource, leftCharCode; + fragment = this.generateExpression(expr.argument, Precedence.Unary, E_TTT); + + if (space === '') { + result = join(expr.operator, fragment); + } else { + result = [expr.operator]; + if (expr.operator.length > 2) { + // delete, void, typeof + // get `typeof []`, not `typeof[]` + result = join(result, fragment); + } else { + // Prevent inserting spaces between operator and argument if it is unnecessary + // like, `!cond` + leftSource = toSourceNodeWhenNeeded(result).toString(); + leftCharCode = leftSource.charCodeAt(leftSource.length - 1); + rightCharCode = fragment.toString().charCodeAt(0); + + if (((leftCharCode === 0x2B /* + */ || leftCharCode === 0x2D /* - */) && leftCharCode === rightCharCode) || + (esutils.code.isIdentifierPartES5(leftCharCode) && esutils.code.isIdentifierPartES5(rightCharCode))) { + result.push(noEmptySpace()); + result.push(fragment); + } else { + result.push(fragment); + } + } + } + return parenthesize(result, Precedence.Unary, precedence); + }, + + YieldExpression: function (expr, precedence, flags) { + var result; + if (expr.delegate) { + result = 'yield*'; + } else { + result = 'yield'; + } + if (expr.argument) { + result = join( + result, + this.generateExpression(expr.argument, Precedence.Yield, E_TTT) + ); + } + return parenthesize(result, Precedence.Yield, precedence); + }, + + AwaitExpression: function (expr, precedence, flags) { + var result = join( + expr.all ? 'await*' : 'await', + this.generateExpression(expr.argument, Precedence.Await, E_TTT) + ); + return parenthesize(result, Precedence.Await, precedence); + }, + + UpdateExpression: function (expr, precedence, flags) { + if (expr.prefix) { + return parenthesize( + [ + expr.operator, + this.generateExpression(expr.argument, Precedence.Unary, E_TTT) + ], + Precedence.Unary, + precedence + ); + } + return parenthesize( + [ + this.generateExpression(expr.argument, Precedence.Postfix, E_TTT), + expr.operator + ], + Precedence.Postfix, + precedence + ); + }, + + FunctionExpression: function (expr, precedence, flags) { + var result = [ + generateAsyncPrefix(expr, true), + 'function' + ]; + if (expr.id) { + result.push(generateStarSuffix(expr) || noEmptySpace()); + result.push(generateIdentifier(expr.id)); + } else { + result.push(generateStarSuffix(expr) || space); + } + result.push(this.generateFunctionBody(expr)); + return result; + }, + + ArrayPattern: function (expr, precedence, flags) { + return this.ArrayExpression(expr, precedence, flags, true); + }, + + ArrayExpression: function (expr, precedence, flags, isPattern) { + var result, multiline, that = this; + if (!expr.elements.length) { + return '[]'; + } + multiline = isPattern ? false : expr.elements.length > 1; + result = ['[', multiline ? newline : '']; + withIndent(function (indent) { + var i, iz; + for (i = 0, iz = expr.elements.length; i < iz; ++i) { + if (!expr.elements[i]) { + if (multiline) { + result.push(indent); + } + if (i + 1 === iz) { + result.push(','); + } + } else { + result.push(multiline ? indent : ''); + result.push(that.generateExpression(expr.elements[i], Precedence.Assignment, E_TTT)); + } + if (i + 1 < iz) { + result.push(',' + (multiline ? newline : space)); + } + } + }); + if (multiline && !endsWithLineTerminator(toSourceNodeWhenNeeded(result).toString())) { + result.push(newline); + } + result.push(multiline ? base : ''); + result.push(']'); + return result; + }, + + RestElement: function(expr, precedence, flags) { + return '...' + this.generatePattern(expr.argument); + }, + + ClassExpression: function (expr, precedence, flags) { + var result, fragment; + result = ['class']; + if (expr.id) { + result = join(result, this.generateExpression(expr.id, Precedence.Sequence, E_TTT)); + } + if (expr.superClass) { + fragment = join('extends', this.generateExpression(expr.superClass, Precedence.Unary, E_TTT)); + result = join(result, fragment); + } + result.push(space); + result.push(this.generateStatement(expr.body, S_TFFT)); + return result; + }, + + MethodDefinition: function (expr, precedence, flags) { + var result, fragment; + if (expr['static']) { + result = ['static' + space]; + } else { + result = []; + } + if (expr.kind === 'get' || expr.kind === 'set') { + fragment = [ + join(expr.kind, this.generatePropertyKey(expr.key, expr.computed)), + this.generateFunctionBody(expr.value) + ]; + } else { + fragment = [ + generateMethodPrefix(expr), + this.generatePropertyKey(expr.key, expr.computed), + this.generateFunctionBody(expr.value) + ]; + } + return join(result, fragment); + }, + + Property: function (expr, precedence, flags) { + if (expr.kind === 'get' || expr.kind === 'set') { + return [ + expr.kind, noEmptySpace(), + this.generatePropertyKey(expr.key, expr.computed), + this.generateFunctionBody(expr.value) + ]; + } + + if (expr.shorthand) { + if (expr.value.type === "AssignmentPattern") { + return this.AssignmentPattern(expr.value, Precedence.Sequence, E_TTT); + } + return this.generatePropertyKey(expr.key, expr.computed); + } + + if (expr.method) { + return [ + generateMethodPrefix(expr), + this.generatePropertyKey(expr.key, expr.computed), + this.generateFunctionBody(expr.value) + ]; + } + + return [ + this.generatePropertyKey(expr.key, expr.computed), + ':' + space, + this.generateExpression(expr.value, Precedence.Assignment, E_TTT) + ]; + }, + + ObjectExpression: function (expr, precedence, flags) { + var multiline, result, fragment, that = this; + + if (!expr.properties.length) { + return '{}'; + } + multiline = expr.properties.length > 1; + + withIndent(function () { + fragment = that.generateExpression(expr.properties[0], Precedence.Sequence, E_TTT); + }); + + if (!multiline) { + // issues 4 + // Do not transform from + // dejavu.Class.declare({ + // method2: function () {} + // }); + // to + // dejavu.Class.declare({method2: function () { + // }}); + if (!hasLineTerminator(toSourceNodeWhenNeeded(fragment).toString())) { + return [ '{', space, fragment, space, '}' ]; + } + } + + withIndent(function (indent) { + var i, iz; + result = [ '{', newline, indent, fragment ]; + + if (multiline) { + result.push(',' + newline); + for (i = 1, iz = expr.properties.length; i < iz; ++i) { + result.push(indent); + result.push(that.generateExpression(expr.properties[i], Precedence.Sequence, E_TTT)); + if (i + 1 < iz) { + result.push(',' + newline); + } + } + } + }); + + if (!endsWithLineTerminator(toSourceNodeWhenNeeded(result).toString())) { + result.push(newline); + } + result.push(base); + result.push('}'); + return result; + }, + + AssignmentPattern: function(expr, precedence, flags) { + return this.generateAssignment(expr.left, expr.right, '=', precedence, flags); + }, + + ObjectPattern: function (expr, precedence, flags) { + var result, i, iz, multiline, property, that = this; + if (!expr.properties.length) { + return '{}'; + } + + multiline = false; + if (expr.properties.length === 1) { + property = expr.properties[0]; + if ( + property.type === Syntax.Property + && property.value.type !== Syntax.Identifier + ) { + multiline = true; + } + } else { + for (i = 0, iz = expr.properties.length; i < iz; ++i) { + property = expr.properties[i]; + if ( + property.type === Syntax.Property + && !property.shorthand + ) { + multiline = true; + break; + } + } + } + result = ['{', multiline ? newline : '' ]; + + withIndent(function (indent) { + var i, iz; + for (i = 0, iz = expr.properties.length; i < iz; ++i) { + result.push(multiline ? indent : ''); + result.push(that.generateExpression(expr.properties[i], Precedence.Sequence, E_TTT)); + if (i + 1 < iz) { + result.push(',' + (multiline ? newline : space)); + } + } + }); + + if (multiline && !endsWithLineTerminator(toSourceNodeWhenNeeded(result).toString())) { + result.push(newline); + } + result.push(multiline ? base : ''); + result.push('}'); + return result; + }, + + ThisExpression: function (expr, precedence, flags) { + return 'this'; + }, + + Super: function (expr, precedence, flags) { + return 'super'; + }, + + Identifier: function (expr, precedence, flags) { + return generateIdentifier(expr); + }, + + ImportDefaultSpecifier: function (expr, precedence, flags) { + return generateIdentifier(expr.id || expr.local); + }, + + ImportNamespaceSpecifier: function (expr, precedence, flags) { + var result = ['*']; + var id = expr.id || expr.local; + if (id) { + result.push(space + 'as' + noEmptySpace() + generateIdentifier(id)); + } + return result; + }, + + ImportSpecifier: function (expr, precedence, flags) { + var imported = expr.imported; + var result = [ imported.name ]; + var local = expr.local; + if (local && local.name !== imported.name) { + result.push(noEmptySpace() + 'as' + noEmptySpace() + generateIdentifier(local)); + } + return result; + }, + + ExportSpecifier: function (expr, precedence, flags) { + var local = expr.local; + var result = [ local.name ]; + var exported = expr.exported; + if (exported && exported.name !== local.name) { + result.push(noEmptySpace() + 'as' + noEmptySpace() + generateIdentifier(exported)); + } + return result; + }, + + Literal: function (expr, precedence, flags) { + var raw; + if (expr.hasOwnProperty('raw') && parse && extra.raw) { + try { + raw = parse(expr.raw).body[0].expression; + if (raw.type === Syntax.Literal) { + if (raw.value === expr.value) { + return expr.raw; + } + } + } catch (e) { + // not use raw property + } + } + + if (expr.regex) { + return '/' + expr.regex.pattern + '/' + expr.regex.flags; + } + + if (expr.value === null) { + return 'null'; + } + + if (typeof expr.value === 'string') { + return escapeString(expr.value); + } + + if (typeof expr.value === 'number') { + return generateNumber(expr.value); + } + + if (typeof expr.value === 'boolean') { + return expr.value ? 'true' : 'false'; + } + + return generateRegExp(expr.value); + }, + + GeneratorExpression: function (expr, precedence, flags) { + return this.ComprehensionExpression(expr, precedence, flags); + }, + + ComprehensionExpression: function (expr, precedence, flags) { + // GeneratorExpression should be parenthesized with (...), ComprehensionExpression with [...] + // Due to https://bugzilla.mozilla.org/show_bug.cgi?id=883468 position of expr.body can differ in Spidermonkey and ES6 + + var result, i, iz, fragment, that = this; + result = (expr.type === Syntax.GeneratorExpression) ? ['('] : ['[']; + + if (extra.moz.comprehensionExpressionStartsWithAssignment) { + fragment = this.generateExpression(expr.body, Precedence.Assignment, E_TTT); + result.push(fragment); + } + + if (expr.blocks) { + withIndent(function () { + for (i = 0, iz = expr.blocks.length; i < iz; ++i) { + fragment = that.generateExpression(expr.blocks[i], Precedence.Sequence, E_TTT); + if (i > 0 || extra.moz.comprehensionExpressionStartsWithAssignment) { + result = join(result, fragment); + } else { + result.push(fragment); + } + } + }); + } + + if (expr.filter) { + result = join(result, 'if' + space); + fragment = this.generateExpression(expr.filter, Precedence.Sequence, E_TTT); + result = join(result, [ '(', fragment, ')' ]); + } + + if (!extra.moz.comprehensionExpressionStartsWithAssignment) { + fragment = this.generateExpression(expr.body, Precedence.Assignment, E_TTT); + + result = join(result, fragment); + } + + result.push((expr.type === Syntax.GeneratorExpression) ? ')' : ']'); + return result; + }, + + ComprehensionBlock: function (expr, precedence, flags) { + var fragment; + if (expr.left.type === Syntax.VariableDeclaration) { + fragment = [ + expr.left.kind, noEmptySpace(), + this.generateStatement(expr.left.declarations[0], S_FFFF) + ]; + } else { + fragment = this.generateExpression(expr.left, Precedence.Call, E_TTT); + } + + fragment = join(fragment, expr.of ? 'of' : 'in'); + fragment = join(fragment, this.generateExpression(expr.right, Precedence.Sequence, E_TTT)); + + return [ 'for' + space + '(', fragment, ')' ]; + }, + + SpreadElement: function (expr, precedence, flags) { + return [ + '...', + this.generateExpression(expr.argument, Precedence.Assignment, E_TTT) + ]; + }, + + TaggedTemplateExpression: function (expr, precedence, flags) { + var itemFlags = E_TTF; + if (!(flags & F_ALLOW_CALL)) { + itemFlags = E_TFF; + } + var result = [ + this.generateExpression(expr.tag, Precedence.Call, itemFlags), + this.generateExpression(expr.quasi, Precedence.Primary, E_FFT) + ]; + return parenthesize(result, Precedence.TaggedTemplate, precedence); + }, + + TemplateElement: function (expr, precedence, flags) { + // Don't use "cooked". Since tagged template can use raw template + // representation. So if we do so, it breaks the script semantics. + return expr.value.raw; + }, + + TemplateLiteral: function (expr, precedence, flags) { + var result, i, iz; + result = [ '`' ]; + for (i = 0, iz = expr.quasis.length; i < iz; ++i) { + result.push(this.generateExpression(expr.quasis[i], Precedence.Primary, E_TTT)); + if (i + 1 < iz) { + result.push('${' + space); + result.push(this.generateExpression(expr.expressions[i], Precedence.Sequence, E_TTT)); + result.push(space + '}'); + } + } + result.push('`'); + return result; + }, + + ModuleSpecifier: function (expr, precedence, flags) { + return this.Literal(expr, precedence, flags); + }, + + ImportExpression: function(expr, precedence, flag) { + return parenthesize([ + 'import(', + this.generateExpression(expr.source, Precedence.Assignment, E_TTT), + ')' + ], Precedence.Call, precedence); + }, + + }; + + merge(CodeGenerator.prototype, CodeGenerator.Expression); + + CodeGenerator.prototype.generateExpression = function (expr, precedence, flags) { + var result, type; + + type = expr.type || Syntax.Property; + + if (extra.verbatim && expr.hasOwnProperty(extra.verbatim)) { + return generateVerbatim(expr, precedence); + } + + result = this[type](expr, precedence, flags); + + + if (extra.comment) { + result = addComments(expr, result); + } + return toSourceNodeWhenNeeded(result, expr); + }; + + CodeGenerator.prototype.generateStatement = function (stmt, flags) { + var result, + fragment; + + result = this[stmt.type](stmt, flags); + + // Attach comments + + if (extra.comment) { + result = addComments(stmt, result); + } + + fragment = toSourceNodeWhenNeeded(result).toString(); + if (stmt.type === Syntax.Program && !safeConcatenation && newline === '' && fragment.charAt(fragment.length - 1) === '\n') { + result = sourceMap ? toSourceNodeWhenNeeded(result).replaceRight(/\s+$/, '') : fragment.replace(/\s+$/, ''); + } + + return toSourceNodeWhenNeeded(result, stmt); + }; + + function generateInternal(node) { + var codegen; + + codegen = new CodeGenerator(); + if (isStatement(node)) { + return codegen.generateStatement(node, S_TFFF); + } + + if (isExpression(node)) { + return codegen.generateExpression(node, Precedence.Sequence, E_TTT); + } + + throw new Error('Unknown node type: ' + node.type); + } + + function generate(node, options) { + var defaultOptions = getDefaultOptions(), result, pair; + + if (options != null) { + // Obsolete options + // + // `options.indent` + // `options.base` + // + // Instead of them, we can use `option.format.indent`. + if (typeof options.indent === 'string') { + defaultOptions.format.indent.style = options.indent; + } + if (typeof options.base === 'number') { + defaultOptions.format.indent.base = options.base; + } + options = updateDeeply(defaultOptions, options); + indent = options.format.indent.style; + if (typeof options.base === 'string') { + base = options.base; + } else { + base = stringRepeat(indent, options.format.indent.base); + } + } else { + options = defaultOptions; + indent = options.format.indent.style; + base = stringRepeat(indent, options.format.indent.base); + } + json = options.format.json; + renumber = options.format.renumber; + hexadecimal = json ? false : options.format.hexadecimal; + quotes = json ? 'double' : options.format.quotes; + escapeless = options.format.escapeless; + newline = options.format.newline; + space = options.format.space; + if (options.format.compact) { + newline = space = indent = base = ''; + } + parentheses = options.format.parentheses; + semicolons = options.format.semicolons; + safeConcatenation = options.format.safeConcatenation; + directive = options.directive; + parse = json ? null : options.parse; + sourceMap = options.sourceMap; + sourceCode = options.sourceCode; + preserveBlankLines = options.format.preserveBlankLines && sourceCode !== null; + extra = options; + + if (sourceMap) { + if (!exports.Xh) { + // We assume environment is node.js + // And prevent from including source-map by browserify + SourceNode = __nccwpck_require__(56594).SourceNode; + } else { + SourceNode = global.sourceMap.SourceNode; + } + } + + result = generateInternal(node); + + if (!sourceMap) { + pair = {code: result.toString(), map: null}; + return options.sourceMapWithCode ? pair : pair.code; + } + + + pair = result.toStringWithSourceMap({ + file: options.file, + sourceRoot: options.sourceMapRoot + }); + + if (options.sourceContent) { + pair.map.setSourceContent(options.sourceMap, + options.sourceContent); + } + + if (options.sourceMapWithCode) { + return pair; + } + + return pair.map.toString(); + } + + FORMAT_MINIFY = { + indent: { + style: '', + base: 0 + }, + renumber: true, + hexadecimal: true, + quotes: 'auto', + escapeless: true, + compact: true, + parentheses: false, + semicolons: false + }; + + FORMAT_DEFAULTS = getDefaultOptions().format; + + /* unused reexport */ __nccwpck_require__(70149); + exports.R_ = generate; + __webpack_unused_export__ = estraverse.attachComments; + __webpack_unused_export__ = updateDeeply({}, Precedence); + exports.Xh = false; + __webpack_unused_export__ = FORMAT_MINIFY; + __webpack_unused_export__ = FORMAT_DEFAULTS; +}()); +/* vim: set sw=4 ts=4 et tw=80 : */ + + +/***/ }), + +/***/ 49606: +/***/ ((__unused_webpack_module, exports, __nccwpck_require__) => { + +/* + Copyright (C) 2012-2013 Yusuke Suzuki + Copyright (C) 2012 Ariya Hidayat + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are met: + + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + ARE DISCLAIMED. IN NO EVENT SHALL BE LIABLE FOR ANY + DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ +/*jslint vars:false, bitwise:true*/ +/*jshint indent:4*/ +/*global exports:true*/ +(function clone(exports) { + 'use strict'; + + var Syntax, + VisitorOption, + VisitorKeys, + BREAK, + SKIP, + REMOVE; + + function deepCopy(obj) { + var ret = {}, key, val; + for (key in obj) { + if (obj.hasOwnProperty(key)) { + val = obj[key]; + if (typeof val === 'object' && val !== null) { + ret[key] = deepCopy(val); + } else { + ret[key] = val; + } + } + } + return ret; + } + + // based on LLVM libc++ upper_bound / lower_bound + // MIT License + + function upperBound(array, func) { + var diff, len, i, current; + + len = array.length; + i = 0; + + while (len) { + diff = len >>> 1; + current = i + diff; + if (func(array[current])) { + len = diff; + } else { + i = current + 1; + len -= diff + 1; + } + } + return i; + } + + Syntax = { + AssignmentExpression: 'AssignmentExpression', + AssignmentPattern: 'AssignmentPattern', + ArrayExpression: 'ArrayExpression', + ArrayPattern: 'ArrayPattern', + ArrowFunctionExpression: 'ArrowFunctionExpression', + AwaitExpression: 'AwaitExpression', // CAUTION: It's deferred to ES7. + BlockStatement: 'BlockStatement', + BinaryExpression: 'BinaryExpression', + BreakStatement: 'BreakStatement', + CallExpression: 'CallExpression', + CatchClause: 'CatchClause', + ClassBody: 'ClassBody', + ClassDeclaration: 'ClassDeclaration', + ClassExpression: 'ClassExpression', + ComprehensionBlock: 'ComprehensionBlock', // CAUTION: It's deferred to ES7. + ComprehensionExpression: 'ComprehensionExpression', // CAUTION: It's deferred to ES7. + ConditionalExpression: 'ConditionalExpression', + ContinueStatement: 'ContinueStatement', + DebuggerStatement: 'DebuggerStatement', + DirectiveStatement: 'DirectiveStatement', + DoWhileStatement: 'DoWhileStatement', + EmptyStatement: 'EmptyStatement', + ExportAllDeclaration: 'ExportAllDeclaration', + ExportDefaultDeclaration: 'ExportDefaultDeclaration', + ExportNamedDeclaration: 'ExportNamedDeclaration', + ExportSpecifier: 'ExportSpecifier', + ExpressionStatement: 'ExpressionStatement', + ForStatement: 'ForStatement', + ForInStatement: 'ForInStatement', + ForOfStatement: 'ForOfStatement', + FunctionDeclaration: 'FunctionDeclaration', + FunctionExpression: 'FunctionExpression', + GeneratorExpression: 'GeneratorExpression', // CAUTION: It's deferred to ES7. + Identifier: 'Identifier', + IfStatement: 'IfStatement', + ImportExpression: 'ImportExpression', + ImportDeclaration: 'ImportDeclaration', + ImportDefaultSpecifier: 'ImportDefaultSpecifier', + ImportNamespaceSpecifier: 'ImportNamespaceSpecifier', + ImportSpecifier: 'ImportSpecifier', + Literal: 'Literal', + LabeledStatement: 'LabeledStatement', + LogicalExpression: 'LogicalExpression', + MemberExpression: 'MemberExpression', + MetaProperty: 'MetaProperty', + MethodDefinition: 'MethodDefinition', + ModuleSpecifier: 'ModuleSpecifier', + NewExpression: 'NewExpression', + ObjectExpression: 'ObjectExpression', + ObjectPattern: 'ObjectPattern', + Program: 'Program', + Property: 'Property', + RestElement: 'RestElement', + ReturnStatement: 'ReturnStatement', + SequenceExpression: 'SequenceExpression', + SpreadElement: 'SpreadElement', + Super: 'Super', + SwitchStatement: 'SwitchStatement', + SwitchCase: 'SwitchCase', + TaggedTemplateExpression: 'TaggedTemplateExpression', + TemplateElement: 'TemplateElement', + TemplateLiteral: 'TemplateLiteral', + ThisExpression: 'ThisExpression', + ThrowStatement: 'ThrowStatement', + TryStatement: 'TryStatement', + UnaryExpression: 'UnaryExpression', + UpdateExpression: 'UpdateExpression', + VariableDeclaration: 'VariableDeclaration', + VariableDeclarator: 'VariableDeclarator', + WhileStatement: 'WhileStatement', + WithStatement: 'WithStatement', + YieldExpression: 'YieldExpression' + }; + + VisitorKeys = { + AssignmentExpression: ['left', 'right'], + AssignmentPattern: ['left', 'right'], + ArrayExpression: ['elements'], + ArrayPattern: ['elements'], + ArrowFunctionExpression: ['params', 'body'], + AwaitExpression: ['argument'], // CAUTION: It's deferred to ES7. + BlockStatement: ['body'], + BinaryExpression: ['left', 'right'], + BreakStatement: ['label'], + CallExpression: ['callee', 'arguments'], + CatchClause: ['param', 'body'], + ClassBody: ['body'], + ClassDeclaration: ['id', 'superClass', 'body'], + ClassExpression: ['id', 'superClass', 'body'], + ComprehensionBlock: ['left', 'right'], // CAUTION: It's deferred to ES7. + ComprehensionExpression: ['blocks', 'filter', 'body'], // CAUTION: It's deferred to ES7. + ConditionalExpression: ['test', 'consequent', 'alternate'], + ContinueStatement: ['label'], + DebuggerStatement: [], + DirectiveStatement: [], + DoWhileStatement: ['body', 'test'], + EmptyStatement: [], + ExportAllDeclaration: ['source'], + ExportDefaultDeclaration: ['declaration'], + ExportNamedDeclaration: ['declaration', 'specifiers', 'source'], + ExportSpecifier: ['exported', 'local'], + ExpressionStatement: ['expression'], + ForStatement: ['init', 'test', 'update', 'body'], + ForInStatement: ['left', 'right', 'body'], + ForOfStatement: ['left', 'right', 'body'], + FunctionDeclaration: ['id', 'params', 'body'], + FunctionExpression: ['id', 'params', 'body'], + GeneratorExpression: ['blocks', 'filter', 'body'], // CAUTION: It's deferred to ES7. + Identifier: [], + IfStatement: ['test', 'consequent', 'alternate'], + ImportExpression: ['source'], + ImportDeclaration: ['specifiers', 'source'], + ImportDefaultSpecifier: ['local'], + ImportNamespaceSpecifier: ['local'], + ImportSpecifier: ['imported', 'local'], + Literal: [], + LabeledStatement: ['label', 'body'], + LogicalExpression: ['left', 'right'], + MemberExpression: ['object', 'property'], + MetaProperty: ['meta', 'property'], + MethodDefinition: ['key', 'value'], + ModuleSpecifier: [], + NewExpression: ['callee', 'arguments'], + ObjectExpression: ['properties'], + ObjectPattern: ['properties'], + Program: ['body'], + Property: ['key', 'value'], + RestElement: [ 'argument' ], + ReturnStatement: ['argument'], + SequenceExpression: ['expressions'], + SpreadElement: ['argument'], + Super: [], + SwitchStatement: ['discriminant', 'cases'], + SwitchCase: ['test', 'consequent'], + TaggedTemplateExpression: ['tag', 'quasi'], + TemplateElement: [], + TemplateLiteral: ['quasis', 'expressions'], + ThisExpression: [], + ThrowStatement: ['argument'], + TryStatement: ['block', 'handler', 'finalizer'], + UnaryExpression: ['argument'], + UpdateExpression: ['argument'], + VariableDeclaration: ['declarations'], + VariableDeclarator: ['id', 'init'], + WhileStatement: ['test', 'body'], + WithStatement: ['object', 'body'], + YieldExpression: ['argument'] + }; + + // unique id + BREAK = {}; + SKIP = {}; + REMOVE = {}; + + VisitorOption = { + Break: BREAK, + Skip: SKIP, + Remove: REMOVE + }; + + function Reference(parent, key) { + this.parent = parent; + this.key = key; + } + + Reference.prototype.replace = function replace(node) { + this.parent[this.key] = node; + }; + + Reference.prototype.remove = function remove() { + if (Array.isArray(this.parent)) { + this.parent.splice(this.key, 1); + return true; + } else { + this.replace(null); + return false; + } + }; + + function Element(node, path, wrap, ref) { + this.node = node; + this.path = path; + this.wrap = wrap; + this.ref = ref; + } + + function Controller() { } + + // API: + // return property path array from root to current node + Controller.prototype.path = function path() { + var i, iz, j, jz, result, element; + + function addToPath(result, path) { + if (Array.isArray(path)) { + for (j = 0, jz = path.length; j < jz; ++j) { + result.push(path[j]); + } + } else { + result.push(path); + } + } + + // root node + if (!this.__current.path) { + return null; + } + + // first node is sentinel, second node is root element + result = []; + for (i = 2, iz = this.__leavelist.length; i < iz; ++i) { + element = this.__leavelist[i]; + addToPath(result, element.path); + } + addToPath(result, this.__current.path); + return result; + }; + + // API: + // return type of current node + Controller.prototype.type = function () { + var node = this.current(); + return node.type || this.__current.wrap; + }; + + // API: + // return array of parent elements + Controller.prototype.parents = function parents() { + var i, iz, result; + + // first node is sentinel + result = []; + for (i = 1, iz = this.__leavelist.length; i < iz; ++i) { + result.push(this.__leavelist[i].node); + } + + return result; + }; + + // API: + // return current node + Controller.prototype.current = function current() { + return this.__current.node; + }; + + Controller.prototype.__execute = function __execute(callback, element) { + var previous, result; + + result = undefined; + + previous = this.__current; + this.__current = element; + this.__state = null; + if (callback) { + result = callback.call(this, element.node, this.__leavelist[this.__leavelist.length - 1].node); + } + this.__current = previous; + + return result; + }; + + // API: + // notify control skip / break + Controller.prototype.notify = function notify(flag) { + this.__state = flag; + }; + + // API: + // skip child nodes of current node + Controller.prototype.skip = function () { + this.notify(SKIP); + }; + + // API: + // break traversals + Controller.prototype['break'] = function () { + this.notify(BREAK); + }; + + // API: + // remove node + Controller.prototype.remove = function () { + this.notify(REMOVE); + }; + + Controller.prototype.__initialize = function(root, visitor) { + this.visitor = visitor; + this.root = root; + this.__worklist = []; + this.__leavelist = []; + this.__current = null; + this.__state = null; + this.__fallback = null; + if (visitor.fallback === 'iteration') { + this.__fallback = Object.keys; + } else if (typeof visitor.fallback === 'function') { + this.__fallback = visitor.fallback; + } + + this.__keys = VisitorKeys; + if (visitor.keys) { + this.__keys = Object.assign(Object.create(this.__keys), visitor.keys); + } + }; + + function isNode(node) { + if (node == null) { + return false; + } + return typeof node === 'object' && typeof node.type === 'string'; + } + + function isProperty(nodeType, key) { + return (nodeType === Syntax.ObjectExpression || nodeType === Syntax.ObjectPattern) && 'properties' === key; + } + + Controller.prototype.traverse = function traverse(root, visitor) { + var worklist, + leavelist, + element, + node, + nodeType, + ret, + key, + current, + current2, + candidates, + candidate, + sentinel; + + this.__initialize(root, visitor); + + sentinel = {}; + + // reference + worklist = this.__worklist; + leavelist = this.__leavelist; + + // initialize + worklist.push(new Element(root, null, null, null)); + leavelist.push(new Element(null, null, null, null)); + + while (worklist.length) { + element = worklist.pop(); + + if (element === sentinel) { + element = leavelist.pop(); + + ret = this.__execute(visitor.leave, element); + + if (this.__state === BREAK || ret === BREAK) { + return; + } + continue; + } + + if (element.node) { + + ret = this.__execute(visitor.enter, element); + + if (this.__state === BREAK || ret === BREAK) { + return; + } + + worklist.push(sentinel); + leavelist.push(element); + + if (this.__state === SKIP || ret === SKIP) { + continue; + } + + node = element.node; + nodeType = node.type || element.wrap; + candidates = this.__keys[nodeType]; + if (!candidates) { + if (this.__fallback) { + candidates = this.__fallback(node); + } else { + throw new Error('Unknown node type ' + nodeType + '.'); + } + } + + current = candidates.length; + while ((current -= 1) >= 0) { + key = candidates[current]; + candidate = node[key]; + if (!candidate) { + continue; + } + + if (Array.isArray(candidate)) { + current2 = candidate.length; + while ((current2 -= 1) >= 0) { + if (!candidate[current2]) { + continue; + } + if (isProperty(nodeType, candidates[current])) { + element = new Element(candidate[current2], [key, current2], 'Property', null); + } else if (isNode(candidate[current2])) { + element = new Element(candidate[current2], [key, current2], null, null); + } else { + continue; + } + worklist.push(element); + } + } else if (isNode(candidate)) { + worklist.push(new Element(candidate, key, null, null)); + } + } + } + } + }; + + Controller.prototype.replace = function replace(root, visitor) { + var worklist, + leavelist, + node, + nodeType, + target, + element, + current, + current2, + candidates, + candidate, + sentinel, + outer, + key; + + function removeElem(element) { + var i, + key, + nextElem, + parent; + + if (element.ref.remove()) { + // When the reference is an element of an array. + key = element.ref.key; + parent = element.ref.parent; + + // If removed from array, then decrease following items' keys. + i = worklist.length; + while (i--) { + nextElem = worklist[i]; + if (nextElem.ref && nextElem.ref.parent === parent) { + if (nextElem.ref.key < key) { + break; + } + --nextElem.ref.key; + } + } + } + } + + this.__initialize(root, visitor); + + sentinel = {}; + + // reference + worklist = this.__worklist; + leavelist = this.__leavelist; + + // initialize + outer = { + root: root + }; + element = new Element(root, null, null, new Reference(outer, 'root')); + worklist.push(element); + leavelist.push(element); + + while (worklist.length) { + element = worklist.pop(); + + if (element === sentinel) { + element = leavelist.pop(); + + target = this.__execute(visitor.leave, element); + + // node may be replaced with null, + // so distinguish between undefined and null in this place + if (target !== undefined && target !== BREAK && target !== SKIP && target !== REMOVE) { + // replace + element.ref.replace(target); + } + + if (this.__state === REMOVE || target === REMOVE) { + removeElem(element); + } + + if (this.__state === BREAK || target === BREAK) { + return outer.root; + } + continue; + } + + target = this.__execute(visitor.enter, element); + + // node may be replaced with null, + // so distinguish between undefined and null in this place + if (target !== undefined && target !== BREAK && target !== SKIP && target !== REMOVE) { + // replace + element.ref.replace(target); + element.node = target; + } + + if (this.__state === REMOVE || target === REMOVE) { + removeElem(element); + element.node = null; + } + + if (this.__state === BREAK || target === BREAK) { + return outer.root; + } + + // node may be null + node = element.node; + if (!node) { + continue; + } + + worklist.push(sentinel); + leavelist.push(element); + + if (this.__state === SKIP || target === SKIP) { + continue; + } + + nodeType = node.type || element.wrap; + candidates = this.__keys[nodeType]; + if (!candidates) { + if (this.__fallback) { + candidates = this.__fallback(node); + } else { + throw new Error('Unknown node type ' + nodeType + '.'); + } + } + + current = candidates.length; + while ((current -= 1) >= 0) { + key = candidates[current]; + candidate = node[key]; + if (!candidate) { + continue; + } + + if (Array.isArray(candidate)) { + current2 = candidate.length; + while ((current2 -= 1) >= 0) { + if (!candidate[current2]) { + continue; + } + if (isProperty(nodeType, candidates[current])) { + element = new Element(candidate[current2], [key, current2], 'Property', new Reference(candidate, current2)); + } else if (isNode(candidate[current2])) { + element = new Element(candidate[current2], [key, current2], null, new Reference(candidate, current2)); + } else { + continue; + } + worklist.push(element); + } + } else if (isNode(candidate)) { + worklist.push(new Element(candidate, key, null, new Reference(node, key))); + } + } + } + + return outer.root; + }; + + function traverse(root, visitor) { + var controller = new Controller(); + return controller.traverse(root, visitor); + } + + function replace(root, visitor) { + var controller = new Controller(); + return controller.replace(root, visitor); + } + + function extendCommentRange(comment, tokens) { + var target; + + target = upperBound(tokens, function search(token) { + return token.range[0] > comment.range[0]; + }); + + comment.extendedRange = [comment.range[0], comment.range[1]]; + + if (target !== tokens.length) { + comment.extendedRange[1] = tokens[target].range[0]; + } + + target -= 1; + if (target >= 0) { + comment.extendedRange[0] = tokens[target].range[1]; + } + + return comment; + } + + function attachComments(tree, providedComments, tokens) { + // At first, we should calculate extended comment ranges. + var comments = [], comment, len, i, cursor; + + if (!tree.range) { + throw new Error('attachComments needs range information'); + } + + // tokens array is empty, we attach comments to tree as 'leadingComments' + if (!tokens.length) { + if (providedComments.length) { + for (i = 0, len = providedComments.length; i < len; i += 1) { + comment = deepCopy(providedComments[i]); + comment.extendedRange = [0, tree.range[0]]; + comments.push(comment); + } + tree.leadingComments = comments; + } + return tree; + } + + for (i = 0, len = providedComments.length; i < len; i += 1) { + comments.push(extendCommentRange(deepCopy(providedComments[i]), tokens)); + } + + // This is based on John Freeman's implementation. + cursor = 0; + traverse(tree, { + enter: function (node) { + var comment; + + while (cursor < comments.length) { + comment = comments[cursor]; + if (comment.extendedRange[1] > node.range[0]) { + break; + } + + if (comment.extendedRange[1] === node.range[0]) { + if (!node.leadingComments) { + node.leadingComments = []; + } + node.leadingComments.push(comment); + comments.splice(cursor, 1); + } else { + cursor += 1; + } + } + + // already out of owned node + if (cursor === comments.length) { + return VisitorOption.Break; + } + + if (comments[cursor].extendedRange[0] > node.range[1]) { + return VisitorOption.Skip; + } + } + }); + + cursor = 0; + traverse(tree, { + leave: function (node) { + var comment; + + while (cursor < comments.length) { + comment = comments[cursor]; + if (node.range[1] < comment.extendedRange[0]) { + break; + } + + if (node.range[1] === comment.extendedRange[0]) { + if (!node.trailingComments) { + node.trailingComments = []; + } + node.trailingComments.push(comment); + comments.splice(cursor, 1); + } else { + cursor += 1; + } + } + + // already out of owned node + if (cursor === comments.length) { + return VisitorOption.Break; + } + + if (comments[cursor].extendedRange[0] > node.range[1]) { + return VisitorOption.Skip; + } + } + }); + + return tree; + } + + exports.version = __nccwpck_require__(80462)/* .version */ .i8; + exports.Syntax = Syntax; + exports.traverse = traverse; + exports.replace = replace; + exports.attachComments = attachComments; + exports.VisitorKeys = VisitorKeys; + exports.VisitorOption = VisitorOption; + exports.Controller = Controller; + exports.cloneEnvironment = function () { return clone({}); }; + + return exports; +}(exports)); +/* vim: set sw=4 ts=4 et tw=80 : */ + + +/***/ }), + +/***/ 70471: +/***/ ((module) => { + +/* + Copyright (C) 2013 Yusuke Suzuki + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are met: + + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 'AS IS' + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + ARE DISCLAIMED. IN NO EVENT SHALL BE LIABLE FOR ANY + DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + +(function () { + 'use strict'; + + function isExpression(node) { + if (node == null) { return false; } + switch (node.type) { + case 'ArrayExpression': + case 'AssignmentExpression': + case 'BinaryExpression': + case 'CallExpression': + case 'ConditionalExpression': + case 'FunctionExpression': + case 'Identifier': + case 'Literal': + case 'LogicalExpression': + case 'MemberExpression': + case 'NewExpression': + case 'ObjectExpression': + case 'SequenceExpression': + case 'ThisExpression': + case 'UnaryExpression': + case 'UpdateExpression': + return true; + } + return false; + } + + function isIterationStatement(node) { + if (node == null) { return false; } + switch (node.type) { + case 'DoWhileStatement': + case 'ForInStatement': + case 'ForStatement': + case 'WhileStatement': + return true; + } + return false; + } + + function isStatement(node) { + if (node == null) { return false; } + switch (node.type) { + case 'BlockStatement': + case 'BreakStatement': + case 'ContinueStatement': + case 'DebuggerStatement': + case 'DoWhileStatement': + case 'EmptyStatement': + case 'ExpressionStatement': + case 'ForInStatement': + case 'ForStatement': + case 'IfStatement': + case 'LabeledStatement': + case 'ReturnStatement': + case 'SwitchStatement': + case 'ThrowStatement': + case 'TryStatement': + case 'VariableDeclaration': + case 'WhileStatement': + case 'WithStatement': + return true; + } + return false; + } + + function isSourceElement(node) { + return isStatement(node) || node != null && node.type === 'FunctionDeclaration'; + } + + function trailingStatement(node) { + switch (node.type) { + case 'IfStatement': + if (node.alternate != null) { + return node.alternate; + } + return node.consequent; + + case 'LabeledStatement': + case 'ForStatement': + case 'ForInStatement': + case 'WhileStatement': + case 'WithStatement': + return node.body; + } + return null; + } + + function isProblematicIfStatement(node) { + var current; + + if (node.type !== 'IfStatement') { + return false; + } + if (node.alternate == null) { + return false; + } + current = node.consequent; + do { + if (current.type === 'IfStatement') { + if (current.alternate == null) { + return true; + } + } + current = trailingStatement(current); + } while (current); + + return false; + } + + module.exports = { + isExpression: isExpression, + isStatement: isStatement, + isIterationStatement: isIterationStatement, + isSourceElement: isSourceElement, + isProblematicIfStatement: isProblematicIfStatement, + + trailingStatement: trailingStatement + }; +}()); +/* vim: set sw=4 ts=4 et tw=80 : */ + + +/***/ }), + +/***/ 15501: +/***/ ((module) => { + +/* + Copyright (C) 2013-2014 Yusuke Suzuki + Copyright (C) 2014 Ivan Nikulin + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are met: + + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + ARE DISCLAIMED. IN NO EVENT SHALL BE LIABLE FOR ANY + DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + +(function () { + 'use strict'; + + var ES6Regex, ES5Regex, NON_ASCII_WHITESPACES, IDENTIFIER_START, IDENTIFIER_PART, ch; + + // See `tools/generate-identifier-regex.js`. + ES5Regex = { + // ECMAScript 5.1/Unicode v9.0.0 NonAsciiIdentifierStart: + NonAsciiIdentifierStart: /[\xAA\xB5\xBA\xC0-\xD6\xD8-\xF6\xF8-\u02C1\u02C6-\u02D1\u02E0-\u02E4\u02EC\u02EE\u0370-\u0374\u0376\u0377\u037A-\u037D\u037F\u0386\u0388-\u038A\u038C\u038E-\u03A1\u03A3-\u03F5\u03F7-\u0481\u048A-\u052F\u0531-\u0556\u0559\u0561-\u0587\u05D0-\u05EA\u05F0-\u05F2\u0620-\u064A\u066E\u066F\u0671-\u06D3\u06D5\u06E5\u06E6\u06EE\u06EF\u06FA-\u06FC\u06FF\u0710\u0712-\u072F\u074D-\u07A5\u07B1\u07CA-\u07EA\u07F4\u07F5\u07FA\u0800-\u0815\u081A\u0824\u0828\u0840-\u0858\u08A0-\u08B4\u08B6-\u08BD\u0904-\u0939\u093D\u0950\u0958-\u0961\u0971-\u0980\u0985-\u098C\u098F\u0990\u0993-\u09A8\u09AA-\u09B0\u09B2\u09B6-\u09B9\u09BD\u09CE\u09DC\u09DD\u09DF-\u09E1\u09F0\u09F1\u0A05-\u0A0A\u0A0F\u0A10\u0A13-\u0A28\u0A2A-\u0A30\u0A32\u0A33\u0A35\u0A36\u0A38\u0A39\u0A59-\u0A5C\u0A5E\u0A72-\u0A74\u0A85-\u0A8D\u0A8F-\u0A91\u0A93-\u0AA8\u0AAA-\u0AB0\u0AB2\u0AB3\u0AB5-\u0AB9\u0ABD\u0AD0\u0AE0\u0AE1\u0AF9\u0B05-\u0B0C\u0B0F\u0B10\u0B13-\u0B28\u0B2A-\u0B30\u0B32\u0B33\u0B35-\u0B39\u0B3D\u0B5C\u0B5D\u0B5F-\u0B61\u0B71\u0B83\u0B85-\u0B8A\u0B8E-\u0B90\u0B92-\u0B95\u0B99\u0B9A\u0B9C\u0B9E\u0B9F\u0BA3\u0BA4\u0BA8-\u0BAA\u0BAE-\u0BB9\u0BD0\u0C05-\u0C0C\u0C0E-\u0C10\u0C12-\u0C28\u0C2A-\u0C39\u0C3D\u0C58-\u0C5A\u0C60\u0C61\u0C80\u0C85-\u0C8C\u0C8E-\u0C90\u0C92-\u0CA8\u0CAA-\u0CB3\u0CB5-\u0CB9\u0CBD\u0CDE\u0CE0\u0CE1\u0CF1\u0CF2\u0D05-\u0D0C\u0D0E-\u0D10\u0D12-\u0D3A\u0D3D\u0D4E\u0D54-\u0D56\u0D5F-\u0D61\u0D7A-\u0D7F\u0D85-\u0D96\u0D9A-\u0DB1\u0DB3-\u0DBB\u0DBD\u0DC0-\u0DC6\u0E01-\u0E30\u0E32\u0E33\u0E40-\u0E46\u0E81\u0E82\u0E84\u0E87\u0E88\u0E8A\u0E8D\u0E94-\u0E97\u0E99-\u0E9F\u0EA1-\u0EA3\u0EA5\u0EA7\u0EAA\u0EAB\u0EAD-\u0EB0\u0EB2\u0EB3\u0EBD\u0EC0-\u0EC4\u0EC6\u0EDC-\u0EDF\u0F00\u0F40-\u0F47\u0F49-\u0F6C\u0F88-\u0F8C\u1000-\u102A\u103F\u1050-\u1055\u105A-\u105D\u1061\u1065\u1066\u106E-\u1070\u1075-\u1081\u108E\u10A0-\u10C5\u10C7\u10CD\u10D0-\u10FA\u10FC-\u1248\u124A-\u124D\u1250-\u1256\u1258\u125A-\u125D\u1260-\u1288\u128A-\u128D\u1290-\u12B0\u12B2-\u12B5\u12B8-\u12BE\u12C0\u12C2-\u12C5\u12C8-\u12D6\u12D8-\u1310\u1312-\u1315\u1318-\u135A\u1380-\u138F\u13A0-\u13F5\u13F8-\u13FD\u1401-\u166C\u166F-\u167F\u1681-\u169A\u16A0-\u16EA\u16EE-\u16F8\u1700-\u170C\u170E-\u1711\u1720-\u1731\u1740-\u1751\u1760-\u176C\u176E-\u1770\u1780-\u17B3\u17D7\u17DC\u1820-\u1877\u1880-\u1884\u1887-\u18A8\u18AA\u18B0-\u18F5\u1900-\u191E\u1950-\u196D\u1970-\u1974\u1980-\u19AB\u19B0-\u19C9\u1A00-\u1A16\u1A20-\u1A54\u1AA7\u1B05-\u1B33\u1B45-\u1B4B\u1B83-\u1BA0\u1BAE\u1BAF\u1BBA-\u1BE5\u1C00-\u1C23\u1C4D-\u1C4F\u1C5A-\u1C7D\u1C80-\u1C88\u1CE9-\u1CEC\u1CEE-\u1CF1\u1CF5\u1CF6\u1D00-\u1DBF\u1E00-\u1F15\u1F18-\u1F1D\u1F20-\u1F45\u1F48-\u1F4D\u1F50-\u1F57\u1F59\u1F5B\u1F5D\u1F5F-\u1F7D\u1F80-\u1FB4\u1FB6-\u1FBC\u1FBE\u1FC2-\u1FC4\u1FC6-\u1FCC\u1FD0-\u1FD3\u1FD6-\u1FDB\u1FE0-\u1FEC\u1FF2-\u1FF4\u1FF6-\u1FFC\u2071\u207F\u2090-\u209C\u2102\u2107\u210A-\u2113\u2115\u2119-\u211D\u2124\u2126\u2128\u212A-\u212D\u212F-\u2139\u213C-\u213F\u2145-\u2149\u214E\u2160-\u2188\u2C00-\u2C2E\u2C30-\u2C5E\u2C60-\u2CE4\u2CEB-\u2CEE\u2CF2\u2CF3\u2D00-\u2D25\u2D27\u2D2D\u2D30-\u2D67\u2D6F\u2D80-\u2D96\u2DA0-\u2DA6\u2DA8-\u2DAE\u2DB0-\u2DB6\u2DB8-\u2DBE\u2DC0-\u2DC6\u2DC8-\u2DCE\u2DD0-\u2DD6\u2DD8-\u2DDE\u2E2F\u3005-\u3007\u3021-\u3029\u3031-\u3035\u3038-\u303C\u3041-\u3096\u309D-\u309F\u30A1-\u30FA\u30FC-\u30FF\u3105-\u312D\u3131-\u318E\u31A0-\u31BA\u31F0-\u31FF\u3400-\u4DB5\u4E00-\u9FD5\uA000-\uA48C\uA4D0-\uA4FD\uA500-\uA60C\uA610-\uA61F\uA62A\uA62B\uA640-\uA66E\uA67F-\uA69D\uA6A0-\uA6EF\uA717-\uA71F\uA722-\uA788\uA78B-\uA7AE\uA7B0-\uA7B7\uA7F7-\uA801\uA803-\uA805\uA807-\uA80A\uA80C-\uA822\uA840-\uA873\uA882-\uA8B3\uA8F2-\uA8F7\uA8FB\uA8FD\uA90A-\uA925\uA930-\uA946\uA960-\uA97C\uA984-\uA9B2\uA9CF\uA9E0-\uA9E4\uA9E6-\uA9EF\uA9FA-\uA9FE\uAA00-\uAA28\uAA40-\uAA42\uAA44-\uAA4B\uAA60-\uAA76\uAA7A\uAA7E-\uAAAF\uAAB1\uAAB5\uAAB6\uAAB9-\uAABD\uAAC0\uAAC2\uAADB-\uAADD\uAAE0-\uAAEA\uAAF2-\uAAF4\uAB01-\uAB06\uAB09-\uAB0E\uAB11-\uAB16\uAB20-\uAB26\uAB28-\uAB2E\uAB30-\uAB5A\uAB5C-\uAB65\uAB70-\uABE2\uAC00-\uD7A3\uD7B0-\uD7C6\uD7CB-\uD7FB\uF900-\uFA6D\uFA70-\uFAD9\uFB00-\uFB06\uFB13-\uFB17\uFB1D\uFB1F-\uFB28\uFB2A-\uFB36\uFB38-\uFB3C\uFB3E\uFB40\uFB41\uFB43\uFB44\uFB46-\uFBB1\uFBD3-\uFD3D\uFD50-\uFD8F\uFD92-\uFDC7\uFDF0-\uFDFB\uFE70-\uFE74\uFE76-\uFEFC\uFF21-\uFF3A\uFF41-\uFF5A\uFF66-\uFFBE\uFFC2-\uFFC7\uFFCA-\uFFCF\uFFD2-\uFFD7\uFFDA-\uFFDC]/, + // ECMAScript 5.1/Unicode v9.0.0 NonAsciiIdentifierPart: + NonAsciiIdentifierPart: /[\xAA\xB5\xBA\xC0-\xD6\xD8-\xF6\xF8-\u02C1\u02C6-\u02D1\u02E0-\u02E4\u02EC\u02EE\u0300-\u0374\u0376\u0377\u037A-\u037D\u037F\u0386\u0388-\u038A\u038C\u038E-\u03A1\u03A3-\u03F5\u03F7-\u0481\u0483-\u0487\u048A-\u052F\u0531-\u0556\u0559\u0561-\u0587\u0591-\u05BD\u05BF\u05C1\u05C2\u05C4\u05C5\u05C7\u05D0-\u05EA\u05F0-\u05F2\u0610-\u061A\u0620-\u0669\u066E-\u06D3\u06D5-\u06DC\u06DF-\u06E8\u06EA-\u06FC\u06FF\u0710-\u074A\u074D-\u07B1\u07C0-\u07F5\u07FA\u0800-\u082D\u0840-\u085B\u08A0-\u08B4\u08B6-\u08BD\u08D4-\u08E1\u08E3-\u0963\u0966-\u096F\u0971-\u0983\u0985-\u098C\u098F\u0990\u0993-\u09A8\u09AA-\u09B0\u09B2\u09B6-\u09B9\u09BC-\u09C4\u09C7\u09C8\u09CB-\u09CE\u09D7\u09DC\u09DD\u09DF-\u09E3\u09E6-\u09F1\u0A01-\u0A03\u0A05-\u0A0A\u0A0F\u0A10\u0A13-\u0A28\u0A2A-\u0A30\u0A32\u0A33\u0A35\u0A36\u0A38\u0A39\u0A3C\u0A3E-\u0A42\u0A47\u0A48\u0A4B-\u0A4D\u0A51\u0A59-\u0A5C\u0A5E\u0A66-\u0A75\u0A81-\u0A83\u0A85-\u0A8D\u0A8F-\u0A91\u0A93-\u0AA8\u0AAA-\u0AB0\u0AB2\u0AB3\u0AB5-\u0AB9\u0ABC-\u0AC5\u0AC7-\u0AC9\u0ACB-\u0ACD\u0AD0\u0AE0-\u0AE3\u0AE6-\u0AEF\u0AF9\u0B01-\u0B03\u0B05-\u0B0C\u0B0F\u0B10\u0B13-\u0B28\u0B2A-\u0B30\u0B32\u0B33\u0B35-\u0B39\u0B3C-\u0B44\u0B47\u0B48\u0B4B-\u0B4D\u0B56\u0B57\u0B5C\u0B5D\u0B5F-\u0B63\u0B66-\u0B6F\u0B71\u0B82\u0B83\u0B85-\u0B8A\u0B8E-\u0B90\u0B92-\u0B95\u0B99\u0B9A\u0B9C\u0B9E\u0B9F\u0BA3\u0BA4\u0BA8-\u0BAA\u0BAE-\u0BB9\u0BBE-\u0BC2\u0BC6-\u0BC8\u0BCA-\u0BCD\u0BD0\u0BD7\u0BE6-\u0BEF\u0C00-\u0C03\u0C05-\u0C0C\u0C0E-\u0C10\u0C12-\u0C28\u0C2A-\u0C39\u0C3D-\u0C44\u0C46-\u0C48\u0C4A-\u0C4D\u0C55\u0C56\u0C58-\u0C5A\u0C60-\u0C63\u0C66-\u0C6F\u0C80-\u0C83\u0C85-\u0C8C\u0C8E-\u0C90\u0C92-\u0CA8\u0CAA-\u0CB3\u0CB5-\u0CB9\u0CBC-\u0CC4\u0CC6-\u0CC8\u0CCA-\u0CCD\u0CD5\u0CD6\u0CDE\u0CE0-\u0CE3\u0CE6-\u0CEF\u0CF1\u0CF2\u0D01-\u0D03\u0D05-\u0D0C\u0D0E-\u0D10\u0D12-\u0D3A\u0D3D-\u0D44\u0D46-\u0D48\u0D4A-\u0D4E\u0D54-\u0D57\u0D5F-\u0D63\u0D66-\u0D6F\u0D7A-\u0D7F\u0D82\u0D83\u0D85-\u0D96\u0D9A-\u0DB1\u0DB3-\u0DBB\u0DBD\u0DC0-\u0DC6\u0DCA\u0DCF-\u0DD4\u0DD6\u0DD8-\u0DDF\u0DE6-\u0DEF\u0DF2\u0DF3\u0E01-\u0E3A\u0E40-\u0E4E\u0E50-\u0E59\u0E81\u0E82\u0E84\u0E87\u0E88\u0E8A\u0E8D\u0E94-\u0E97\u0E99-\u0E9F\u0EA1-\u0EA3\u0EA5\u0EA7\u0EAA\u0EAB\u0EAD-\u0EB9\u0EBB-\u0EBD\u0EC0-\u0EC4\u0EC6\u0EC8-\u0ECD\u0ED0-\u0ED9\u0EDC-\u0EDF\u0F00\u0F18\u0F19\u0F20-\u0F29\u0F35\u0F37\u0F39\u0F3E-\u0F47\u0F49-\u0F6C\u0F71-\u0F84\u0F86-\u0F97\u0F99-\u0FBC\u0FC6\u1000-\u1049\u1050-\u109D\u10A0-\u10C5\u10C7\u10CD\u10D0-\u10FA\u10FC-\u1248\u124A-\u124D\u1250-\u1256\u1258\u125A-\u125D\u1260-\u1288\u128A-\u128D\u1290-\u12B0\u12B2-\u12B5\u12B8-\u12BE\u12C0\u12C2-\u12C5\u12C8-\u12D6\u12D8-\u1310\u1312-\u1315\u1318-\u135A\u135D-\u135F\u1380-\u138F\u13A0-\u13F5\u13F8-\u13FD\u1401-\u166C\u166F-\u167F\u1681-\u169A\u16A0-\u16EA\u16EE-\u16F8\u1700-\u170C\u170E-\u1714\u1720-\u1734\u1740-\u1753\u1760-\u176C\u176E-\u1770\u1772\u1773\u1780-\u17D3\u17D7\u17DC\u17DD\u17E0-\u17E9\u180B-\u180D\u1810-\u1819\u1820-\u1877\u1880-\u18AA\u18B0-\u18F5\u1900-\u191E\u1920-\u192B\u1930-\u193B\u1946-\u196D\u1970-\u1974\u1980-\u19AB\u19B0-\u19C9\u19D0-\u19D9\u1A00-\u1A1B\u1A20-\u1A5E\u1A60-\u1A7C\u1A7F-\u1A89\u1A90-\u1A99\u1AA7\u1AB0-\u1ABD\u1B00-\u1B4B\u1B50-\u1B59\u1B6B-\u1B73\u1B80-\u1BF3\u1C00-\u1C37\u1C40-\u1C49\u1C4D-\u1C7D\u1C80-\u1C88\u1CD0-\u1CD2\u1CD4-\u1CF6\u1CF8\u1CF9\u1D00-\u1DF5\u1DFB-\u1F15\u1F18-\u1F1D\u1F20-\u1F45\u1F48-\u1F4D\u1F50-\u1F57\u1F59\u1F5B\u1F5D\u1F5F-\u1F7D\u1F80-\u1FB4\u1FB6-\u1FBC\u1FBE\u1FC2-\u1FC4\u1FC6-\u1FCC\u1FD0-\u1FD3\u1FD6-\u1FDB\u1FE0-\u1FEC\u1FF2-\u1FF4\u1FF6-\u1FFC\u200C\u200D\u203F\u2040\u2054\u2071\u207F\u2090-\u209C\u20D0-\u20DC\u20E1\u20E5-\u20F0\u2102\u2107\u210A-\u2113\u2115\u2119-\u211D\u2124\u2126\u2128\u212A-\u212D\u212F-\u2139\u213C-\u213F\u2145-\u2149\u214E\u2160-\u2188\u2C00-\u2C2E\u2C30-\u2C5E\u2C60-\u2CE4\u2CEB-\u2CF3\u2D00-\u2D25\u2D27\u2D2D\u2D30-\u2D67\u2D6F\u2D7F-\u2D96\u2DA0-\u2DA6\u2DA8-\u2DAE\u2DB0-\u2DB6\u2DB8-\u2DBE\u2DC0-\u2DC6\u2DC8-\u2DCE\u2DD0-\u2DD6\u2DD8-\u2DDE\u2DE0-\u2DFF\u2E2F\u3005-\u3007\u3021-\u302F\u3031-\u3035\u3038-\u303C\u3041-\u3096\u3099\u309A\u309D-\u309F\u30A1-\u30FA\u30FC-\u30FF\u3105-\u312D\u3131-\u318E\u31A0-\u31BA\u31F0-\u31FF\u3400-\u4DB5\u4E00-\u9FD5\uA000-\uA48C\uA4D0-\uA4FD\uA500-\uA60C\uA610-\uA62B\uA640-\uA66F\uA674-\uA67D\uA67F-\uA6F1\uA717-\uA71F\uA722-\uA788\uA78B-\uA7AE\uA7B0-\uA7B7\uA7F7-\uA827\uA840-\uA873\uA880-\uA8C5\uA8D0-\uA8D9\uA8E0-\uA8F7\uA8FB\uA8FD\uA900-\uA92D\uA930-\uA953\uA960-\uA97C\uA980-\uA9C0\uA9CF-\uA9D9\uA9E0-\uA9FE\uAA00-\uAA36\uAA40-\uAA4D\uAA50-\uAA59\uAA60-\uAA76\uAA7A-\uAAC2\uAADB-\uAADD\uAAE0-\uAAEF\uAAF2-\uAAF6\uAB01-\uAB06\uAB09-\uAB0E\uAB11-\uAB16\uAB20-\uAB26\uAB28-\uAB2E\uAB30-\uAB5A\uAB5C-\uAB65\uAB70-\uABEA\uABEC\uABED\uABF0-\uABF9\uAC00-\uD7A3\uD7B0-\uD7C6\uD7CB-\uD7FB\uF900-\uFA6D\uFA70-\uFAD9\uFB00-\uFB06\uFB13-\uFB17\uFB1D-\uFB28\uFB2A-\uFB36\uFB38-\uFB3C\uFB3E\uFB40\uFB41\uFB43\uFB44\uFB46-\uFBB1\uFBD3-\uFD3D\uFD50-\uFD8F\uFD92-\uFDC7\uFDF0-\uFDFB\uFE00-\uFE0F\uFE20-\uFE2F\uFE33\uFE34\uFE4D-\uFE4F\uFE70-\uFE74\uFE76-\uFEFC\uFF10-\uFF19\uFF21-\uFF3A\uFF3F\uFF41-\uFF5A\uFF66-\uFFBE\uFFC2-\uFFC7\uFFCA-\uFFCF\uFFD2-\uFFD7\uFFDA-\uFFDC]/ + }; + + ES6Regex = { + // ECMAScript 6/Unicode v9.0.0 NonAsciiIdentifierStart: + NonAsciiIdentifierStart: /[\xAA\xB5\xBA\xC0-\xD6\xD8-\xF6\xF8-\u02C1\u02C6-\u02D1\u02E0-\u02E4\u02EC\u02EE\u0370-\u0374\u0376\u0377\u037A-\u037D\u037F\u0386\u0388-\u038A\u038C\u038E-\u03A1\u03A3-\u03F5\u03F7-\u0481\u048A-\u052F\u0531-\u0556\u0559\u0561-\u0587\u05D0-\u05EA\u05F0-\u05F2\u0620-\u064A\u066E\u066F\u0671-\u06D3\u06D5\u06E5\u06E6\u06EE\u06EF\u06FA-\u06FC\u06FF\u0710\u0712-\u072F\u074D-\u07A5\u07B1\u07CA-\u07EA\u07F4\u07F5\u07FA\u0800-\u0815\u081A\u0824\u0828\u0840-\u0858\u08A0-\u08B4\u08B6-\u08BD\u0904-\u0939\u093D\u0950\u0958-\u0961\u0971-\u0980\u0985-\u098C\u098F\u0990\u0993-\u09A8\u09AA-\u09B0\u09B2\u09B6-\u09B9\u09BD\u09CE\u09DC\u09DD\u09DF-\u09E1\u09F0\u09F1\u0A05-\u0A0A\u0A0F\u0A10\u0A13-\u0A28\u0A2A-\u0A30\u0A32\u0A33\u0A35\u0A36\u0A38\u0A39\u0A59-\u0A5C\u0A5E\u0A72-\u0A74\u0A85-\u0A8D\u0A8F-\u0A91\u0A93-\u0AA8\u0AAA-\u0AB0\u0AB2\u0AB3\u0AB5-\u0AB9\u0ABD\u0AD0\u0AE0\u0AE1\u0AF9\u0B05-\u0B0C\u0B0F\u0B10\u0B13-\u0B28\u0B2A-\u0B30\u0B32\u0B33\u0B35-\u0B39\u0B3D\u0B5C\u0B5D\u0B5F-\u0B61\u0B71\u0B83\u0B85-\u0B8A\u0B8E-\u0B90\u0B92-\u0B95\u0B99\u0B9A\u0B9C\u0B9E\u0B9F\u0BA3\u0BA4\u0BA8-\u0BAA\u0BAE-\u0BB9\u0BD0\u0C05-\u0C0C\u0C0E-\u0C10\u0C12-\u0C28\u0C2A-\u0C39\u0C3D\u0C58-\u0C5A\u0C60\u0C61\u0C80\u0C85-\u0C8C\u0C8E-\u0C90\u0C92-\u0CA8\u0CAA-\u0CB3\u0CB5-\u0CB9\u0CBD\u0CDE\u0CE0\u0CE1\u0CF1\u0CF2\u0D05-\u0D0C\u0D0E-\u0D10\u0D12-\u0D3A\u0D3D\u0D4E\u0D54-\u0D56\u0D5F-\u0D61\u0D7A-\u0D7F\u0D85-\u0D96\u0D9A-\u0DB1\u0DB3-\u0DBB\u0DBD\u0DC0-\u0DC6\u0E01-\u0E30\u0E32\u0E33\u0E40-\u0E46\u0E81\u0E82\u0E84\u0E87\u0E88\u0E8A\u0E8D\u0E94-\u0E97\u0E99-\u0E9F\u0EA1-\u0EA3\u0EA5\u0EA7\u0EAA\u0EAB\u0EAD-\u0EB0\u0EB2\u0EB3\u0EBD\u0EC0-\u0EC4\u0EC6\u0EDC-\u0EDF\u0F00\u0F40-\u0F47\u0F49-\u0F6C\u0F88-\u0F8C\u1000-\u102A\u103F\u1050-\u1055\u105A-\u105D\u1061\u1065\u1066\u106E-\u1070\u1075-\u1081\u108E\u10A0-\u10C5\u10C7\u10CD\u10D0-\u10FA\u10FC-\u1248\u124A-\u124D\u1250-\u1256\u1258\u125A-\u125D\u1260-\u1288\u128A-\u128D\u1290-\u12B0\u12B2-\u12B5\u12B8-\u12BE\u12C0\u12C2-\u12C5\u12C8-\u12D6\u12D8-\u1310\u1312-\u1315\u1318-\u135A\u1380-\u138F\u13A0-\u13F5\u13F8-\u13FD\u1401-\u166C\u166F-\u167F\u1681-\u169A\u16A0-\u16EA\u16EE-\u16F8\u1700-\u170C\u170E-\u1711\u1720-\u1731\u1740-\u1751\u1760-\u176C\u176E-\u1770\u1780-\u17B3\u17D7\u17DC\u1820-\u1877\u1880-\u18A8\u18AA\u18B0-\u18F5\u1900-\u191E\u1950-\u196D\u1970-\u1974\u1980-\u19AB\u19B0-\u19C9\u1A00-\u1A16\u1A20-\u1A54\u1AA7\u1B05-\u1B33\u1B45-\u1B4B\u1B83-\u1BA0\u1BAE\u1BAF\u1BBA-\u1BE5\u1C00-\u1C23\u1C4D-\u1C4F\u1C5A-\u1C7D\u1C80-\u1C88\u1CE9-\u1CEC\u1CEE-\u1CF1\u1CF5\u1CF6\u1D00-\u1DBF\u1E00-\u1F15\u1F18-\u1F1D\u1F20-\u1F45\u1F48-\u1F4D\u1F50-\u1F57\u1F59\u1F5B\u1F5D\u1F5F-\u1F7D\u1F80-\u1FB4\u1FB6-\u1FBC\u1FBE\u1FC2-\u1FC4\u1FC6-\u1FCC\u1FD0-\u1FD3\u1FD6-\u1FDB\u1FE0-\u1FEC\u1FF2-\u1FF4\u1FF6-\u1FFC\u2071\u207F\u2090-\u209C\u2102\u2107\u210A-\u2113\u2115\u2118-\u211D\u2124\u2126\u2128\u212A-\u2139\u213C-\u213F\u2145-\u2149\u214E\u2160-\u2188\u2C00-\u2C2E\u2C30-\u2C5E\u2C60-\u2CE4\u2CEB-\u2CEE\u2CF2\u2CF3\u2D00-\u2D25\u2D27\u2D2D\u2D30-\u2D67\u2D6F\u2D80-\u2D96\u2DA0-\u2DA6\u2DA8-\u2DAE\u2DB0-\u2DB6\u2DB8-\u2DBE\u2DC0-\u2DC6\u2DC8-\u2DCE\u2DD0-\u2DD6\u2DD8-\u2DDE\u3005-\u3007\u3021-\u3029\u3031-\u3035\u3038-\u303C\u3041-\u3096\u309B-\u309F\u30A1-\u30FA\u30FC-\u30FF\u3105-\u312D\u3131-\u318E\u31A0-\u31BA\u31F0-\u31FF\u3400-\u4DB5\u4E00-\u9FD5\uA000-\uA48C\uA4D0-\uA4FD\uA500-\uA60C\uA610-\uA61F\uA62A\uA62B\uA640-\uA66E\uA67F-\uA69D\uA6A0-\uA6EF\uA717-\uA71F\uA722-\uA788\uA78B-\uA7AE\uA7B0-\uA7B7\uA7F7-\uA801\uA803-\uA805\uA807-\uA80A\uA80C-\uA822\uA840-\uA873\uA882-\uA8B3\uA8F2-\uA8F7\uA8FB\uA8FD\uA90A-\uA925\uA930-\uA946\uA960-\uA97C\uA984-\uA9B2\uA9CF\uA9E0-\uA9E4\uA9E6-\uA9EF\uA9FA-\uA9FE\uAA00-\uAA28\uAA40-\uAA42\uAA44-\uAA4B\uAA60-\uAA76\uAA7A\uAA7E-\uAAAF\uAAB1\uAAB5\uAAB6\uAAB9-\uAABD\uAAC0\uAAC2\uAADB-\uAADD\uAAE0-\uAAEA\uAAF2-\uAAF4\uAB01-\uAB06\uAB09-\uAB0E\uAB11-\uAB16\uAB20-\uAB26\uAB28-\uAB2E\uAB30-\uAB5A\uAB5C-\uAB65\uAB70-\uABE2\uAC00-\uD7A3\uD7B0-\uD7C6\uD7CB-\uD7FB\uF900-\uFA6D\uFA70-\uFAD9\uFB00-\uFB06\uFB13-\uFB17\uFB1D\uFB1F-\uFB28\uFB2A-\uFB36\uFB38-\uFB3C\uFB3E\uFB40\uFB41\uFB43\uFB44\uFB46-\uFBB1\uFBD3-\uFD3D\uFD50-\uFD8F\uFD92-\uFDC7\uFDF0-\uFDFB\uFE70-\uFE74\uFE76-\uFEFC\uFF21-\uFF3A\uFF41-\uFF5A\uFF66-\uFFBE\uFFC2-\uFFC7\uFFCA-\uFFCF\uFFD2-\uFFD7\uFFDA-\uFFDC]|\uD800[\uDC00-\uDC0B\uDC0D-\uDC26\uDC28-\uDC3A\uDC3C\uDC3D\uDC3F-\uDC4D\uDC50-\uDC5D\uDC80-\uDCFA\uDD40-\uDD74\uDE80-\uDE9C\uDEA0-\uDED0\uDF00-\uDF1F\uDF30-\uDF4A\uDF50-\uDF75\uDF80-\uDF9D\uDFA0-\uDFC3\uDFC8-\uDFCF\uDFD1-\uDFD5]|\uD801[\uDC00-\uDC9D\uDCB0-\uDCD3\uDCD8-\uDCFB\uDD00-\uDD27\uDD30-\uDD63\uDE00-\uDF36\uDF40-\uDF55\uDF60-\uDF67]|\uD802[\uDC00-\uDC05\uDC08\uDC0A-\uDC35\uDC37\uDC38\uDC3C\uDC3F-\uDC55\uDC60-\uDC76\uDC80-\uDC9E\uDCE0-\uDCF2\uDCF4\uDCF5\uDD00-\uDD15\uDD20-\uDD39\uDD80-\uDDB7\uDDBE\uDDBF\uDE00\uDE10-\uDE13\uDE15-\uDE17\uDE19-\uDE33\uDE60-\uDE7C\uDE80-\uDE9C\uDEC0-\uDEC7\uDEC9-\uDEE4\uDF00-\uDF35\uDF40-\uDF55\uDF60-\uDF72\uDF80-\uDF91]|\uD803[\uDC00-\uDC48\uDC80-\uDCB2\uDCC0-\uDCF2]|\uD804[\uDC03-\uDC37\uDC83-\uDCAF\uDCD0-\uDCE8\uDD03-\uDD26\uDD50-\uDD72\uDD76\uDD83-\uDDB2\uDDC1-\uDDC4\uDDDA\uDDDC\uDE00-\uDE11\uDE13-\uDE2B\uDE80-\uDE86\uDE88\uDE8A-\uDE8D\uDE8F-\uDE9D\uDE9F-\uDEA8\uDEB0-\uDEDE\uDF05-\uDF0C\uDF0F\uDF10\uDF13-\uDF28\uDF2A-\uDF30\uDF32\uDF33\uDF35-\uDF39\uDF3D\uDF50\uDF5D-\uDF61]|\uD805[\uDC00-\uDC34\uDC47-\uDC4A\uDC80-\uDCAF\uDCC4\uDCC5\uDCC7\uDD80-\uDDAE\uDDD8-\uDDDB\uDE00-\uDE2F\uDE44\uDE80-\uDEAA\uDF00-\uDF19]|\uD806[\uDCA0-\uDCDF\uDCFF\uDEC0-\uDEF8]|\uD807[\uDC00-\uDC08\uDC0A-\uDC2E\uDC40\uDC72-\uDC8F]|\uD808[\uDC00-\uDF99]|\uD809[\uDC00-\uDC6E\uDC80-\uDD43]|[\uD80C\uD81C-\uD820\uD840-\uD868\uD86A-\uD86C\uD86F-\uD872][\uDC00-\uDFFF]|\uD80D[\uDC00-\uDC2E]|\uD811[\uDC00-\uDE46]|\uD81A[\uDC00-\uDE38\uDE40-\uDE5E\uDED0-\uDEED\uDF00-\uDF2F\uDF40-\uDF43\uDF63-\uDF77\uDF7D-\uDF8F]|\uD81B[\uDF00-\uDF44\uDF50\uDF93-\uDF9F\uDFE0]|\uD821[\uDC00-\uDFEC]|\uD822[\uDC00-\uDEF2]|\uD82C[\uDC00\uDC01]|\uD82F[\uDC00-\uDC6A\uDC70-\uDC7C\uDC80-\uDC88\uDC90-\uDC99]|\uD835[\uDC00-\uDC54\uDC56-\uDC9C\uDC9E\uDC9F\uDCA2\uDCA5\uDCA6\uDCA9-\uDCAC\uDCAE-\uDCB9\uDCBB\uDCBD-\uDCC3\uDCC5-\uDD05\uDD07-\uDD0A\uDD0D-\uDD14\uDD16-\uDD1C\uDD1E-\uDD39\uDD3B-\uDD3E\uDD40-\uDD44\uDD46\uDD4A-\uDD50\uDD52-\uDEA5\uDEA8-\uDEC0\uDEC2-\uDEDA\uDEDC-\uDEFA\uDEFC-\uDF14\uDF16-\uDF34\uDF36-\uDF4E\uDF50-\uDF6E\uDF70-\uDF88\uDF8A-\uDFA8\uDFAA-\uDFC2\uDFC4-\uDFCB]|\uD83A[\uDC00-\uDCC4\uDD00-\uDD43]|\uD83B[\uDE00-\uDE03\uDE05-\uDE1F\uDE21\uDE22\uDE24\uDE27\uDE29-\uDE32\uDE34-\uDE37\uDE39\uDE3B\uDE42\uDE47\uDE49\uDE4B\uDE4D-\uDE4F\uDE51\uDE52\uDE54\uDE57\uDE59\uDE5B\uDE5D\uDE5F\uDE61\uDE62\uDE64\uDE67-\uDE6A\uDE6C-\uDE72\uDE74-\uDE77\uDE79-\uDE7C\uDE7E\uDE80-\uDE89\uDE8B-\uDE9B\uDEA1-\uDEA3\uDEA5-\uDEA9\uDEAB-\uDEBB]|\uD869[\uDC00-\uDED6\uDF00-\uDFFF]|\uD86D[\uDC00-\uDF34\uDF40-\uDFFF]|\uD86E[\uDC00-\uDC1D\uDC20-\uDFFF]|\uD873[\uDC00-\uDEA1]|\uD87E[\uDC00-\uDE1D]/, + // ECMAScript 6/Unicode v9.0.0 NonAsciiIdentifierPart: + NonAsciiIdentifierPart: /[\xAA\xB5\xB7\xBA\xC0-\xD6\xD8-\xF6\xF8-\u02C1\u02C6-\u02D1\u02E0-\u02E4\u02EC\u02EE\u0300-\u0374\u0376\u0377\u037A-\u037D\u037F\u0386-\u038A\u038C\u038E-\u03A1\u03A3-\u03F5\u03F7-\u0481\u0483-\u0487\u048A-\u052F\u0531-\u0556\u0559\u0561-\u0587\u0591-\u05BD\u05BF\u05C1\u05C2\u05C4\u05C5\u05C7\u05D0-\u05EA\u05F0-\u05F2\u0610-\u061A\u0620-\u0669\u066E-\u06D3\u06D5-\u06DC\u06DF-\u06E8\u06EA-\u06FC\u06FF\u0710-\u074A\u074D-\u07B1\u07C0-\u07F5\u07FA\u0800-\u082D\u0840-\u085B\u08A0-\u08B4\u08B6-\u08BD\u08D4-\u08E1\u08E3-\u0963\u0966-\u096F\u0971-\u0983\u0985-\u098C\u098F\u0990\u0993-\u09A8\u09AA-\u09B0\u09B2\u09B6-\u09B9\u09BC-\u09C4\u09C7\u09C8\u09CB-\u09CE\u09D7\u09DC\u09DD\u09DF-\u09E3\u09E6-\u09F1\u0A01-\u0A03\u0A05-\u0A0A\u0A0F\u0A10\u0A13-\u0A28\u0A2A-\u0A30\u0A32\u0A33\u0A35\u0A36\u0A38\u0A39\u0A3C\u0A3E-\u0A42\u0A47\u0A48\u0A4B-\u0A4D\u0A51\u0A59-\u0A5C\u0A5E\u0A66-\u0A75\u0A81-\u0A83\u0A85-\u0A8D\u0A8F-\u0A91\u0A93-\u0AA8\u0AAA-\u0AB0\u0AB2\u0AB3\u0AB5-\u0AB9\u0ABC-\u0AC5\u0AC7-\u0AC9\u0ACB-\u0ACD\u0AD0\u0AE0-\u0AE3\u0AE6-\u0AEF\u0AF9\u0B01-\u0B03\u0B05-\u0B0C\u0B0F\u0B10\u0B13-\u0B28\u0B2A-\u0B30\u0B32\u0B33\u0B35-\u0B39\u0B3C-\u0B44\u0B47\u0B48\u0B4B-\u0B4D\u0B56\u0B57\u0B5C\u0B5D\u0B5F-\u0B63\u0B66-\u0B6F\u0B71\u0B82\u0B83\u0B85-\u0B8A\u0B8E-\u0B90\u0B92-\u0B95\u0B99\u0B9A\u0B9C\u0B9E\u0B9F\u0BA3\u0BA4\u0BA8-\u0BAA\u0BAE-\u0BB9\u0BBE-\u0BC2\u0BC6-\u0BC8\u0BCA-\u0BCD\u0BD0\u0BD7\u0BE6-\u0BEF\u0C00-\u0C03\u0C05-\u0C0C\u0C0E-\u0C10\u0C12-\u0C28\u0C2A-\u0C39\u0C3D-\u0C44\u0C46-\u0C48\u0C4A-\u0C4D\u0C55\u0C56\u0C58-\u0C5A\u0C60-\u0C63\u0C66-\u0C6F\u0C80-\u0C83\u0C85-\u0C8C\u0C8E-\u0C90\u0C92-\u0CA8\u0CAA-\u0CB3\u0CB5-\u0CB9\u0CBC-\u0CC4\u0CC6-\u0CC8\u0CCA-\u0CCD\u0CD5\u0CD6\u0CDE\u0CE0-\u0CE3\u0CE6-\u0CEF\u0CF1\u0CF2\u0D01-\u0D03\u0D05-\u0D0C\u0D0E-\u0D10\u0D12-\u0D3A\u0D3D-\u0D44\u0D46-\u0D48\u0D4A-\u0D4E\u0D54-\u0D57\u0D5F-\u0D63\u0D66-\u0D6F\u0D7A-\u0D7F\u0D82\u0D83\u0D85-\u0D96\u0D9A-\u0DB1\u0DB3-\u0DBB\u0DBD\u0DC0-\u0DC6\u0DCA\u0DCF-\u0DD4\u0DD6\u0DD8-\u0DDF\u0DE6-\u0DEF\u0DF2\u0DF3\u0E01-\u0E3A\u0E40-\u0E4E\u0E50-\u0E59\u0E81\u0E82\u0E84\u0E87\u0E88\u0E8A\u0E8D\u0E94-\u0E97\u0E99-\u0E9F\u0EA1-\u0EA3\u0EA5\u0EA7\u0EAA\u0EAB\u0EAD-\u0EB9\u0EBB-\u0EBD\u0EC0-\u0EC4\u0EC6\u0EC8-\u0ECD\u0ED0-\u0ED9\u0EDC-\u0EDF\u0F00\u0F18\u0F19\u0F20-\u0F29\u0F35\u0F37\u0F39\u0F3E-\u0F47\u0F49-\u0F6C\u0F71-\u0F84\u0F86-\u0F97\u0F99-\u0FBC\u0FC6\u1000-\u1049\u1050-\u109D\u10A0-\u10C5\u10C7\u10CD\u10D0-\u10FA\u10FC-\u1248\u124A-\u124D\u1250-\u1256\u1258\u125A-\u125D\u1260-\u1288\u128A-\u128D\u1290-\u12B0\u12B2-\u12B5\u12B8-\u12BE\u12C0\u12C2-\u12C5\u12C8-\u12D6\u12D8-\u1310\u1312-\u1315\u1318-\u135A\u135D-\u135F\u1369-\u1371\u1380-\u138F\u13A0-\u13F5\u13F8-\u13FD\u1401-\u166C\u166F-\u167F\u1681-\u169A\u16A0-\u16EA\u16EE-\u16F8\u1700-\u170C\u170E-\u1714\u1720-\u1734\u1740-\u1753\u1760-\u176C\u176E-\u1770\u1772\u1773\u1780-\u17D3\u17D7\u17DC\u17DD\u17E0-\u17E9\u180B-\u180D\u1810-\u1819\u1820-\u1877\u1880-\u18AA\u18B0-\u18F5\u1900-\u191E\u1920-\u192B\u1930-\u193B\u1946-\u196D\u1970-\u1974\u1980-\u19AB\u19B0-\u19C9\u19D0-\u19DA\u1A00-\u1A1B\u1A20-\u1A5E\u1A60-\u1A7C\u1A7F-\u1A89\u1A90-\u1A99\u1AA7\u1AB0-\u1ABD\u1B00-\u1B4B\u1B50-\u1B59\u1B6B-\u1B73\u1B80-\u1BF3\u1C00-\u1C37\u1C40-\u1C49\u1C4D-\u1C7D\u1C80-\u1C88\u1CD0-\u1CD2\u1CD4-\u1CF6\u1CF8\u1CF9\u1D00-\u1DF5\u1DFB-\u1F15\u1F18-\u1F1D\u1F20-\u1F45\u1F48-\u1F4D\u1F50-\u1F57\u1F59\u1F5B\u1F5D\u1F5F-\u1F7D\u1F80-\u1FB4\u1FB6-\u1FBC\u1FBE\u1FC2-\u1FC4\u1FC6-\u1FCC\u1FD0-\u1FD3\u1FD6-\u1FDB\u1FE0-\u1FEC\u1FF2-\u1FF4\u1FF6-\u1FFC\u200C\u200D\u203F\u2040\u2054\u2071\u207F\u2090-\u209C\u20D0-\u20DC\u20E1\u20E5-\u20F0\u2102\u2107\u210A-\u2113\u2115\u2118-\u211D\u2124\u2126\u2128\u212A-\u2139\u213C-\u213F\u2145-\u2149\u214E\u2160-\u2188\u2C00-\u2C2E\u2C30-\u2C5E\u2C60-\u2CE4\u2CEB-\u2CF3\u2D00-\u2D25\u2D27\u2D2D\u2D30-\u2D67\u2D6F\u2D7F-\u2D96\u2DA0-\u2DA6\u2DA8-\u2DAE\u2DB0-\u2DB6\u2DB8-\u2DBE\u2DC0-\u2DC6\u2DC8-\u2DCE\u2DD0-\u2DD6\u2DD8-\u2DDE\u2DE0-\u2DFF\u3005-\u3007\u3021-\u302F\u3031-\u3035\u3038-\u303C\u3041-\u3096\u3099-\u309F\u30A1-\u30FA\u30FC-\u30FF\u3105-\u312D\u3131-\u318E\u31A0-\u31BA\u31F0-\u31FF\u3400-\u4DB5\u4E00-\u9FD5\uA000-\uA48C\uA4D0-\uA4FD\uA500-\uA60C\uA610-\uA62B\uA640-\uA66F\uA674-\uA67D\uA67F-\uA6F1\uA717-\uA71F\uA722-\uA788\uA78B-\uA7AE\uA7B0-\uA7B7\uA7F7-\uA827\uA840-\uA873\uA880-\uA8C5\uA8D0-\uA8D9\uA8E0-\uA8F7\uA8FB\uA8FD\uA900-\uA92D\uA930-\uA953\uA960-\uA97C\uA980-\uA9C0\uA9CF-\uA9D9\uA9E0-\uA9FE\uAA00-\uAA36\uAA40-\uAA4D\uAA50-\uAA59\uAA60-\uAA76\uAA7A-\uAAC2\uAADB-\uAADD\uAAE0-\uAAEF\uAAF2-\uAAF6\uAB01-\uAB06\uAB09-\uAB0E\uAB11-\uAB16\uAB20-\uAB26\uAB28-\uAB2E\uAB30-\uAB5A\uAB5C-\uAB65\uAB70-\uABEA\uABEC\uABED\uABF0-\uABF9\uAC00-\uD7A3\uD7B0-\uD7C6\uD7CB-\uD7FB\uF900-\uFA6D\uFA70-\uFAD9\uFB00-\uFB06\uFB13-\uFB17\uFB1D-\uFB28\uFB2A-\uFB36\uFB38-\uFB3C\uFB3E\uFB40\uFB41\uFB43\uFB44\uFB46-\uFBB1\uFBD3-\uFD3D\uFD50-\uFD8F\uFD92-\uFDC7\uFDF0-\uFDFB\uFE00-\uFE0F\uFE20-\uFE2F\uFE33\uFE34\uFE4D-\uFE4F\uFE70-\uFE74\uFE76-\uFEFC\uFF10-\uFF19\uFF21-\uFF3A\uFF3F\uFF41-\uFF5A\uFF66-\uFFBE\uFFC2-\uFFC7\uFFCA-\uFFCF\uFFD2-\uFFD7\uFFDA-\uFFDC]|\uD800[\uDC00-\uDC0B\uDC0D-\uDC26\uDC28-\uDC3A\uDC3C\uDC3D\uDC3F-\uDC4D\uDC50-\uDC5D\uDC80-\uDCFA\uDD40-\uDD74\uDDFD\uDE80-\uDE9C\uDEA0-\uDED0\uDEE0\uDF00-\uDF1F\uDF30-\uDF4A\uDF50-\uDF7A\uDF80-\uDF9D\uDFA0-\uDFC3\uDFC8-\uDFCF\uDFD1-\uDFD5]|\uD801[\uDC00-\uDC9D\uDCA0-\uDCA9\uDCB0-\uDCD3\uDCD8-\uDCFB\uDD00-\uDD27\uDD30-\uDD63\uDE00-\uDF36\uDF40-\uDF55\uDF60-\uDF67]|\uD802[\uDC00-\uDC05\uDC08\uDC0A-\uDC35\uDC37\uDC38\uDC3C\uDC3F-\uDC55\uDC60-\uDC76\uDC80-\uDC9E\uDCE0-\uDCF2\uDCF4\uDCF5\uDD00-\uDD15\uDD20-\uDD39\uDD80-\uDDB7\uDDBE\uDDBF\uDE00-\uDE03\uDE05\uDE06\uDE0C-\uDE13\uDE15-\uDE17\uDE19-\uDE33\uDE38-\uDE3A\uDE3F\uDE60-\uDE7C\uDE80-\uDE9C\uDEC0-\uDEC7\uDEC9-\uDEE6\uDF00-\uDF35\uDF40-\uDF55\uDF60-\uDF72\uDF80-\uDF91]|\uD803[\uDC00-\uDC48\uDC80-\uDCB2\uDCC0-\uDCF2]|\uD804[\uDC00-\uDC46\uDC66-\uDC6F\uDC7F-\uDCBA\uDCD0-\uDCE8\uDCF0-\uDCF9\uDD00-\uDD34\uDD36-\uDD3F\uDD50-\uDD73\uDD76\uDD80-\uDDC4\uDDCA-\uDDCC\uDDD0-\uDDDA\uDDDC\uDE00-\uDE11\uDE13-\uDE37\uDE3E\uDE80-\uDE86\uDE88\uDE8A-\uDE8D\uDE8F-\uDE9D\uDE9F-\uDEA8\uDEB0-\uDEEA\uDEF0-\uDEF9\uDF00-\uDF03\uDF05-\uDF0C\uDF0F\uDF10\uDF13-\uDF28\uDF2A-\uDF30\uDF32\uDF33\uDF35-\uDF39\uDF3C-\uDF44\uDF47\uDF48\uDF4B-\uDF4D\uDF50\uDF57\uDF5D-\uDF63\uDF66-\uDF6C\uDF70-\uDF74]|\uD805[\uDC00-\uDC4A\uDC50-\uDC59\uDC80-\uDCC5\uDCC7\uDCD0-\uDCD9\uDD80-\uDDB5\uDDB8-\uDDC0\uDDD8-\uDDDD\uDE00-\uDE40\uDE44\uDE50-\uDE59\uDE80-\uDEB7\uDEC0-\uDEC9\uDF00-\uDF19\uDF1D-\uDF2B\uDF30-\uDF39]|\uD806[\uDCA0-\uDCE9\uDCFF\uDEC0-\uDEF8]|\uD807[\uDC00-\uDC08\uDC0A-\uDC36\uDC38-\uDC40\uDC50-\uDC59\uDC72-\uDC8F\uDC92-\uDCA7\uDCA9-\uDCB6]|\uD808[\uDC00-\uDF99]|\uD809[\uDC00-\uDC6E\uDC80-\uDD43]|[\uD80C\uD81C-\uD820\uD840-\uD868\uD86A-\uD86C\uD86F-\uD872][\uDC00-\uDFFF]|\uD80D[\uDC00-\uDC2E]|\uD811[\uDC00-\uDE46]|\uD81A[\uDC00-\uDE38\uDE40-\uDE5E\uDE60-\uDE69\uDED0-\uDEED\uDEF0-\uDEF4\uDF00-\uDF36\uDF40-\uDF43\uDF50-\uDF59\uDF63-\uDF77\uDF7D-\uDF8F]|\uD81B[\uDF00-\uDF44\uDF50-\uDF7E\uDF8F-\uDF9F\uDFE0]|\uD821[\uDC00-\uDFEC]|\uD822[\uDC00-\uDEF2]|\uD82C[\uDC00\uDC01]|\uD82F[\uDC00-\uDC6A\uDC70-\uDC7C\uDC80-\uDC88\uDC90-\uDC99\uDC9D\uDC9E]|\uD834[\uDD65-\uDD69\uDD6D-\uDD72\uDD7B-\uDD82\uDD85-\uDD8B\uDDAA-\uDDAD\uDE42-\uDE44]|\uD835[\uDC00-\uDC54\uDC56-\uDC9C\uDC9E\uDC9F\uDCA2\uDCA5\uDCA6\uDCA9-\uDCAC\uDCAE-\uDCB9\uDCBB\uDCBD-\uDCC3\uDCC5-\uDD05\uDD07-\uDD0A\uDD0D-\uDD14\uDD16-\uDD1C\uDD1E-\uDD39\uDD3B-\uDD3E\uDD40-\uDD44\uDD46\uDD4A-\uDD50\uDD52-\uDEA5\uDEA8-\uDEC0\uDEC2-\uDEDA\uDEDC-\uDEFA\uDEFC-\uDF14\uDF16-\uDF34\uDF36-\uDF4E\uDF50-\uDF6E\uDF70-\uDF88\uDF8A-\uDFA8\uDFAA-\uDFC2\uDFC4-\uDFCB\uDFCE-\uDFFF]|\uD836[\uDE00-\uDE36\uDE3B-\uDE6C\uDE75\uDE84\uDE9B-\uDE9F\uDEA1-\uDEAF]|\uD838[\uDC00-\uDC06\uDC08-\uDC18\uDC1B-\uDC21\uDC23\uDC24\uDC26-\uDC2A]|\uD83A[\uDC00-\uDCC4\uDCD0-\uDCD6\uDD00-\uDD4A\uDD50-\uDD59]|\uD83B[\uDE00-\uDE03\uDE05-\uDE1F\uDE21\uDE22\uDE24\uDE27\uDE29-\uDE32\uDE34-\uDE37\uDE39\uDE3B\uDE42\uDE47\uDE49\uDE4B\uDE4D-\uDE4F\uDE51\uDE52\uDE54\uDE57\uDE59\uDE5B\uDE5D\uDE5F\uDE61\uDE62\uDE64\uDE67-\uDE6A\uDE6C-\uDE72\uDE74-\uDE77\uDE79-\uDE7C\uDE7E\uDE80-\uDE89\uDE8B-\uDE9B\uDEA1-\uDEA3\uDEA5-\uDEA9\uDEAB-\uDEBB]|\uD869[\uDC00-\uDED6\uDF00-\uDFFF]|\uD86D[\uDC00-\uDF34\uDF40-\uDFFF]|\uD86E[\uDC00-\uDC1D\uDC20-\uDFFF]|\uD873[\uDC00-\uDEA1]|\uD87E[\uDC00-\uDE1D]|\uDB40[\uDD00-\uDDEF]/ + }; + + function isDecimalDigit(ch) { + return 0x30 <= ch && ch <= 0x39; // 0..9 + } + + function isHexDigit(ch) { + return 0x30 <= ch && ch <= 0x39 || // 0..9 + 0x61 <= ch && ch <= 0x66 || // a..f + 0x41 <= ch && ch <= 0x46; // A..F + } + + function isOctalDigit(ch) { + return ch >= 0x30 && ch <= 0x37; // 0..7 + } + + // 7.2 White Space + + NON_ASCII_WHITESPACES = [ + 0x1680, + 0x2000, 0x2001, 0x2002, 0x2003, 0x2004, 0x2005, 0x2006, 0x2007, 0x2008, 0x2009, 0x200A, + 0x202F, 0x205F, + 0x3000, + 0xFEFF + ]; + + function isWhiteSpace(ch) { + return ch === 0x20 || ch === 0x09 || ch === 0x0B || ch === 0x0C || ch === 0xA0 || + ch >= 0x1680 && NON_ASCII_WHITESPACES.indexOf(ch) >= 0; + } + + // 7.3 Line Terminators + + function isLineTerminator(ch) { + return ch === 0x0A || ch === 0x0D || ch === 0x2028 || ch === 0x2029; + } + + // 7.6 Identifier Names and Identifiers + + function fromCodePoint(cp) { + if (cp <= 0xFFFF) { return String.fromCharCode(cp); } + var cu1 = String.fromCharCode(Math.floor((cp - 0x10000) / 0x400) + 0xD800); + var cu2 = String.fromCharCode(((cp - 0x10000) % 0x400) + 0xDC00); + return cu1 + cu2; + } + + IDENTIFIER_START = new Array(0x80); + for(ch = 0; ch < 0x80; ++ch) { + IDENTIFIER_START[ch] = + ch >= 0x61 && ch <= 0x7A || // a..z + ch >= 0x41 && ch <= 0x5A || // A..Z + ch === 0x24 || ch === 0x5F; // $ (dollar) and _ (underscore) + } + + IDENTIFIER_PART = new Array(0x80); + for(ch = 0; ch < 0x80; ++ch) { + IDENTIFIER_PART[ch] = + ch >= 0x61 && ch <= 0x7A || // a..z + ch >= 0x41 && ch <= 0x5A || // A..Z + ch >= 0x30 && ch <= 0x39 || // 0..9 + ch === 0x24 || ch === 0x5F; // $ (dollar) and _ (underscore) + } + + function isIdentifierStartES5(ch) { + return ch < 0x80 ? IDENTIFIER_START[ch] : ES5Regex.NonAsciiIdentifierStart.test(fromCodePoint(ch)); + } + + function isIdentifierPartES5(ch) { + return ch < 0x80 ? IDENTIFIER_PART[ch] : ES5Regex.NonAsciiIdentifierPart.test(fromCodePoint(ch)); + } + + function isIdentifierStartES6(ch) { + return ch < 0x80 ? IDENTIFIER_START[ch] : ES6Regex.NonAsciiIdentifierStart.test(fromCodePoint(ch)); + } + + function isIdentifierPartES6(ch) { + return ch < 0x80 ? IDENTIFIER_PART[ch] : ES6Regex.NonAsciiIdentifierPart.test(fromCodePoint(ch)); + } + + module.exports = { + isDecimalDigit: isDecimalDigit, + isHexDigit: isHexDigit, + isOctalDigit: isOctalDigit, + isWhiteSpace: isWhiteSpace, + isLineTerminator: isLineTerminator, + isIdentifierStartES5: isIdentifierStartES5, + isIdentifierPartES5: isIdentifierPartES5, + isIdentifierStartES6: isIdentifierStartES6, + isIdentifierPartES6: isIdentifierPartES6 + }; +}()); +/* vim: set sw=4 ts=4 et tw=80 : */ + + +/***/ }), + +/***/ 67635: +/***/ ((module, __unused_webpack_exports, __nccwpck_require__) => { + +/* + Copyright (C) 2013 Yusuke Suzuki + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are met: + + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + ARE DISCLAIMED. IN NO EVENT SHALL BE LIABLE FOR ANY + DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + +(function () { + 'use strict'; + + var code = __nccwpck_require__(15501); + + function isStrictModeReservedWordES6(id) { + switch (id) { + case 'implements': + case 'interface': + case 'package': + case 'private': + case 'protected': + case 'public': + case 'static': + case 'let': + return true; + default: + return false; + } + } + + function isKeywordES5(id, strict) { + // yield should not be treated as keyword under non-strict mode. + if (!strict && id === 'yield') { + return false; + } + return isKeywordES6(id, strict); + } + + function isKeywordES6(id, strict) { + if (strict && isStrictModeReservedWordES6(id)) { + return true; + } + + switch (id.length) { + case 2: + return (id === 'if') || (id === 'in') || (id === 'do'); + case 3: + return (id === 'var') || (id === 'for') || (id === 'new') || (id === 'try'); + case 4: + return (id === 'this') || (id === 'else') || (id === 'case') || + (id === 'void') || (id === 'with') || (id === 'enum'); + case 5: + return (id === 'while') || (id === 'break') || (id === 'catch') || + (id === 'throw') || (id === 'const') || (id === 'yield') || + (id === 'class') || (id === 'super'); + case 6: + return (id === 'return') || (id === 'typeof') || (id === 'delete') || + (id === 'switch') || (id === 'export') || (id === 'import'); + case 7: + return (id === 'default') || (id === 'finally') || (id === 'extends'); + case 8: + return (id === 'function') || (id === 'continue') || (id === 'debugger'); + case 10: + return (id === 'instanceof'); + default: + return false; + } + } + + function isReservedWordES5(id, strict) { + return id === 'null' || id === 'true' || id === 'false' || isKeywordES5(id, strict); + } + + function isReservedWordES6(id, strict) { + return id === 'null' || id === 'true' || id === 'false' || isKeywordES6(id, strict); + } + + function isRestrictedWord(id) { + return id === 'eval' || id === 'arguments'; + } + + function isIdentifierNameES5(id) { + var i, iz, ch; + + if (id.length === 0) { return false; } + + ch = id.charCodeAt(0); + if (!code.isIdentifierStartES5(ch)) { + return false; + } + + for (i = 1, iz = id.length; i < iz; ++i) { + ch = id.charCodeAt(i); + if (!code.isIdentifierPartES5(ch)) { + return false; + } + } + return true; + } + + function decodeUtf16(lead, trail) { + return (lead - 0xD800) * 0x400 + (trail - 0xDC00) + 0x10000; + } + + function isIdentifierNameES6(id) { + var i, iz, ch, lowCh, check; + + if (id.length === 0) { return false; } + + check = code.isIdentifierStartES6; + for (i = 0, iz = id.length; i < iz; ++i) { + ch = id.charCodeAt(i); + if (0xD800 <= ch && ch <= 0xDBFF) { + ++i; + if (i >= iz) { return false; } + lowCh = id.charCodeAt(i); + if (!(0xDC00 <= lowCh && lowCh <= 0xDFFF)) { + return false; + } + ch = decodeUtf16(ch, lowCh); + } + if (!check(ch)) { + return false; + } + check = code.isIdentifierPartES6; + } + return true; + } + + function isIdentifierES5(id, strict) { + return isIdentifierNameES5(id) && !isReservedWordES5(id, strict); + } + + function isIdentifierES6(id, strict) { + return isIdentifierNameES6(id) && !isReservedWordES6(id, strict); + } + + module.exports = { + isKeywordES5: isKeywordES5, + isKeywordES6: isKeywordES6, + isReservedWordES5: isReservedWordES5, + isReservedWordES6: isReservedWordES6, + isRestrictedWord: isRestrictedWord, + isIdentifierNameES5: isIdentifierNameES5, + isIdentifierNameES6: isIdentifierNameES6, + isIdentifierES5: isIdentifierES5, + isIdentifierES6: isIdentifierES6 + }; +}()); +/* vim: set sw=4 ts=4 et tw=80 : */ + + +/***/ }), + +/***/ 94038: +/***/ ((__unused_webpack_module, exports, __nccwpck_require__) => { + +/* + Copyright (C) 2013 Yusuke Suzuki + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are met: + + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + ARE DISCLAIMED. IN NO EVENT SHALL BE LIABLE FOR ANY + DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + + +(function () { + 'use strict'; + + exports.ast = __nccwpck_require__(70471); + exports.code = __nccwpck_require__(15501); + exports.keyword = __nccwpck_require__(67635); +}()); +/* vim: set sw=4 ts=4 et tw=80 : */ + + /***/ }), /***/ 57099: @@ -40005,6 +43933,1490 @@ function serializer(replacer, cycleReplacer) { } +/***/ }), + +/***/ 11490: +/***/ ((__unused_webpack_module, exports, __nccwpck_require__) => { + +/* parser generated by jison 0.4.13 */ +/* + Returns a Parser object of the following structure: + + Parser: { + yy: {} + } + + Parser.prototype: { + yy: {}, + trace: function(), + symbols_: {associative list: name ==> number}, + terminals_: {associative list: number ==> name}, + productions_: [...], + performAction: function anonymous(yytext, yyleng, yylineno, yy, yystate, $$, _$), + table: [...], + defaultActions: {...}, + parseError: function(str, hash), + parse: function(input), + + lexer: { + EOF: 1, + parseError: function(str, hash), + setInput: function(input), + input: function(), + unput: function(str), + more: function(), + less: function(n), + pastInput: function(), + upcomingInput: function(), + showPosition: function(), + test_match: function(regex_match_array, rule_index), + next: function(), + lex: function(), + begin: function(condition), + popState: function(), + _currentRules: function(), + topState: function(), + pushState: function(condition), + + options: { + ranges: boolean (optional: true ==> token location info will include a .range[] member) + flex: boolean (optional: true ==> flex-like lexing behaviour where the rules are tested exhaustively to find the longest match) + backtrack_lexer: boolean (optional: true ==> lexer regexes are tested in order and for each matching regex the action code is invoked; the lexer terminates the scan when a token is returned by the action code) + }, + + performAction: function(yy, yy_, $avoiding_name_collisions, YY_START), + rules: [...], + conditions: {associative list: name ==> set}, + } + } + + + token location info (@$, _$, etc.): { + first_line: n, + last_line: n, + first_column: n, + last_column: n, + range: [start_number, end_number] (where the numbers are indexes into the input string, regular zero-based) + } + + + the parseError function receives a 'hash' object with these members for lexer and parser errors: { + text: (matched text) + token: (the produced terminal token, if any) + line: (yylineno) + } + while parser (grammar) errors will also provide these members, i.e. parser errors deliver a superset of attributes: { + loc: (yylloc) + expected: (string describing the set of expected tokens) + recoverable: (boolean: TRUE when the parser has a error recovery rule available for this particular error) + } +*/ +var parser = (function(){ +var parser = {trace: function trace() { }, +yy: {}, +symbols_: {"error":2,"JSON_PATH":3,"DOLLAR":4,"PATH_COMPONENTS":5,"LEADING_CHILD_MEMBER_EXPRESSION":6,"PATH_COMPONENT":7,"MEMBER_COMPONENT":8,"SUBSCRIPT_COMPONENT":9,"CHILD_MEMBER_COMPONENT":10,"DESCENDANT_MEMBER_COMPONENT":11,"DOT":12,"MEMBER_EXPRESSION":13,"DOT_DOT":14,"STAR":15,"IDENTIFIER":16,"SCRIPT_EXPRESSION":17,"INTEGER":18,"END":19,"CHILD_SUBSCRIPT_COMPONENT":20,"DESCENDANT_SUBSCRIPT_COMPONENT":21,"[":22,"SUBSCRIPT":23,"]":24,"SUBSCRIPT_EXPRESSION":25,"SUBSCRIPT_EXPRESSION_LIST":26,"SUBSCRIPT_EXPRESSION_LISTABLE":27,",":28,"STRING_LITERAL":29,"ARRAY_SLICE":30,"FILTER_EXPRESSION":31,"QQ_STRING":32,"Q_STRING":33,"$accept":0,"$end":1}, +terminals_: {2:"error",4:"DOLLAR",12:"DOT",14:"DOT_DOT",15:"STAR",16:"IDENTIFIER",17:"SCRIPT_EXPRESSION",18:"INTEGER",19:"END",22:"[",24:"]",28:",",30:"ARRAY_SLICE",31:"FILTER_EXPRESSION",32:"QQ_STRING",33:"Q_STRING"}, +productions_: [0,[3,1],[3,2],[3,1],[3,2],[5,1],[5,2],[7,1],[7,1],[8,1],[8,1],[10,2],[6,1],[11,2],[13,1],[13,1],[13,1],[13,1],[13,1],[9,1],[9,1],[20,3],[21,4],[23,1],[23,1],[26,1],[26,3],[27,1],[27,1],[27,1],[25,1],[25,1],[25,1],[29,1],[29,1]], +performAction: function anonymous(yytext, yyleng, yylineno, yy, yystate /* action[1] */, $$ /* vstack */, _$ /* lstack */ +/**/) { +/* this == yyval */ +if (!yy.ast) { + yy.ast = _ast; + _ast.initialize(); +} + +var $0 = $$.length - 1; +switch (yystate) { +case 1:yy.ast.set({ expression: { type: "root", value: $$[$0] } }); yy.ast.unshift(); return yy.ast.yield() +break; +case 2:yy.ast.set({ expression: { type: "root", value: $$[$0-1] } }); yy.ast.unshift(); return yy.ast.yield() +break; +case 3:yy.ast.unshift(); return yy.ast.yield() +break; +case 4:yy.ast.set({ operation: "member", scope: "child", expression: { type: "identifier", value: $$[$0-1] }}); yy.ast.unshift(); return yy.ast.yield() +break; +case 5: +break; +case 6: +break; +case 7:yy.ast.set({ operation: "member" }); yy.ast.push() +break; +case 8:yy.ast.set({ operation: "subscript" }); yy.ast.push() +break; +case 9:yy.ast.set({ scope: "child" }) +break; +case 10:yy.ast.set({ scope: "descendant" }) +break; +case 11: +break; +case 12:yy.ast.set({ scope: "child", operation: "member" }) +break; +case 13: +break; +case 14:yy.ast.set({ expression: { type: "wildcard", value: $$[$0] } }) +break; +case 15:yy.ast.set({ expression: { type: "identifier", value: $$[$0] } }) +break; +case 16:yy.ast.set({ expression: { type: "script_expression", value: $$[$0] } }) +break; +case 17:yy.ast.set({ expression: { type: "numeric_literal", value: parseInt($$[$0]) } }) +break; +case 18: +break; +case 19:yy.ast.set({ scope: "child" }) +break; +case 20:yy.ast.set({ scope: "descendant" }) +break; +case 21: +break; +case 22: +break; +case 23: +break; +case 24:$$[$0].length > 1? yy.ast.set({ expression: { type: "union", value: $$[$0] } }) : this.$ = $$[$0] +break; +case 25:this.$ = [$$[$0]] +break; +case 26:this.$ = $$[$0-2].concat($$[$0]) +break; +case 27:this.$ = { expression: { type: "numeric_literal", value: parseInt($$[$0]) } }; yy.ast.set(this.$) +break; +case 28:this.$ = { expression: { type: "string_literal", value: $$[$0] } }; yy.ast.set(this.$) +break; +case 29:this.$ = { expression: { type: "slice", value: $$[$0] } }; yy.ast.set(this.$) +break; +case 30:this.$ = { expression: { type: "wildcard", value: $$[$0] } }; yy.ast.set(this.$) +break; +case 31:this.$ = { expression: { type: "script_expression", value: $$[$0] } }; yy.ast.set(this.$) +break; +case 32:this.$ = { expression: { type: "filter_expression", value: $$[$0] } }; yy.ast.set(this.$) +break; +case 33:this.$ = $$[$0] +break; +case 34:this.$ = $$[$0] +break; +} +}, +table: [{3:1,4:[1,2],6:3,13:4,15:[1,5],16:[1,6],17:[1,7],18:[1,8],19:[1,9]},{1:[3]},{1:[2,1],5:10,7:11,8:12,9:13,10:14,11:15,12:[1,18],14:[1,19],20:16,21:17,22:[1,20]},{1:[2,3],5:21,7:11,8:12,9:13,10:14,11:15,12:[1,18],14:[1,19],20:16,21:17,22:[1,20]},{1:[2,12],12:[2,12],14:[2,12],22:[2,12]},{1:[2,14],12:[2,14],14:[2,14],22:[2,14]},{1:[2,15],12:[2,15],14:[2,15],22:[2,15]},{1:[2,16],12:[2,16],14:[2,16],22:[2,16]},{1:[2,17],12:[2,17],14:[2,17],22:[2,17]},{1:[2,18],12:[2,18],14:[2,18],22:[2,18]},{1:[2,2],7:22,8:12,9:13,10:14,11:15,12:[1,18],14:[1,19],20:16,21:17,22:[1,20]},{1:[2,5],12:[2,5],14:[2,5],22:[2,5]},{1:[2,7],12:[2,7],14:[2,7],22:[2,7]},{1:[2,8],12:[2,8],14:[2,8],22:[2,8]},{1:[2,9],12:[2,9],14:[2,9],22:[2,9]},{1:[2,10],12:[2,10],14:[2,10],22:[2,10]},{1:[2,19],12:[2,19],14:[2,19],22:[2,19]},{1:[2,20],12:[2,20],14:[2,20],22:[2,20]},{13:23,15:[1,5],16:[1,6],17:[1,7],18:[1,8],19:[1,9]},{13:24,15:[1,5],16:[1,6],17:[1,7],18:[1,8],19:[1,9],22:[1,25]},{15:[1,29],17:[1,30],18:[1,33],23:26,25:27,26:28,27:32,29:34,30:[1,35],31:[1,31],32:[1,36],33:[1,37]},{1:[2,4],7:22,8:12,9:13,10:14,11:15,12:[1,18],14:[1,19],20:16,21:17,22:[1,20]},{1:[2,6],12:[2,6],14:[2,6],22:[2,6]},{1:[2,11],12:[2,11],14:[2,11],22:[2,11]},{1:[2,13],12:[2,13],14:[2,13],22:[2,13]},{15:[1,29],17:[1,30],18:[1,33],23:38,25:27,26:28,27:32,29:34,30:[1,35],31:[1,31],32:[1,36],33:[1,37]},{24:[1,39]},{24:[2,23]},{24:[2,24],28:[1,40]},{24:[2,30]},{24:[2,31]},{24:[2,32]},{24:[2,25],28:[2,25]},{24:[2,27],28:[2,27]},{24:[2,28],28:[2,28]},{24:[2,29],28:[2,29]},{24:[2,33],28:[2,33]},{24:[2,34],28:[2,34]},{24:[1,41]},{1:[2,21],12:[2,21],14:[2,21],22:[2,21]},{18:[1,33],27:42,29:34,30:[1,35],32:[1,36],33:[1,37]},{1:[2,22],12:[2,22],14:[2,22],22:[2,22]},{24:[2,26],28:[2,26]}], +defaultActions: {27:[2,23],29:[2,30],30:[2,31],31:[2,32]}, +parseError: function parseError(str, hash) { + if (hash.recoverable) { + this.trace(str); + } else { + throw new Error(str); + } +}, +parse: function parse(input) { + var self = this, stack = [0], vstack = [null], lstack = [], table = this.table, yytext = '', yylineno = 0, yyleng = 0, recovering = 0, TERROR = 2, EOF = 1; + var args = lstack.slice.call(arguments, 1); + this.lexer.setInput(input); + this.lexer.yy = this.yy; + this.yy.lexer = this.lexer; + this.yy.parser = this; + if (typeof this.lexer.yylloc == 'undefined') { + this.lexer.yylloc = {}; + } + var yyloc = this.lexer.yylloc; + lstack.push(yyloc); + var ranges = this.lexer.options && this.lexer.options.ranges; + if (typeof this.yy.parseError === 'function') { + this.parseError = this.yy.parseError; + } else { + this.parseError = Object.getPrototypeOf(this).parseError; + } + function popStack(n) { + stack.length = stack.length - 2 * n; + vstack.length = vstack.length - n; + lstack.length = lstack.length - n; + } + function lex() { + var token; + token = self.lexer.lex() || EOF; + if (typeof token !== 'number') { + token = self.symbols_[token] || token; + } + return token; + } + var symbol, preErrorSymbol, state, action, a, r, yyval = {}, p, len, newState, expected; + while (true) { + state = stack[stack.length - 1]; + if (this.defaultActions[state]) { + action = this.defaultActions[state]; + } else { + if (symbol === null || typeof symbol == 'undefined') { + symbol = lex(); + } + action = table[state] && table[state][symbol]; + } + if (typeof action === 'undefined' || !action.length || !action[0]) { + var errStr = ''; + expected = []; + for (p in table[state]) { + if (this.terminals_[p] && p > TERROR) { + expected.push('\'' + this.terminals_[p] + '\''); + } + } + if (this.lexer.showPosition) { + errStr = 'Parse error on line ' + (yylineno + 1) + ':\n' + this.lexer.showPosition() + '\nExpecting ' + expected.join(', ') + ', got \'' + (this.terminals_[symbol] || symbol) + '\''; + } else { + errStr = 'Parse error on line ' + (yylineno + 1) + ': Unexpected ' + (symbol == EOF ? 'end of input' : '\'' + (this.terminals_[symbol] || symbol) + '\''); + } + this.parseError(errStr, { + text: this.lexer.match, + token: this.terminals_[symbol] || symbol, + line: this.lexer.yylineno, + loc: yyloc, + expected: expected + }); + } + if (action[0] instanceof Array && action.length > 1) { + throw new Error('Parse Error: multiple actions possible at state: ' + state + ', token: ' + symbol); + } + switch (action[0]) { + case 1: + stack.push(symbol); + vstack.push(this.lexer.yytext); + lstack.push(this.lexer.yylloc); + stack.push(action[1]); + symbol = null; + if (!preErrorSymbol) { + yyleng = this.lexer.yyleng; + yytext = this.lexer.yytext; + yylineno = this.lexer.yylineno; + yyloc = this.lexer.yylloc; + if (recovering > 0) { + recovering--; + } + } else { + symbol = preErrorSymbol; + preErrorSymbol = null; + } + break; + case 2: + len = this.productions_[action[1]][1]; + yyval.$ = vstack[vstack.length - len]; + yyval._$ = { + first_line: lstack[lstack.length - (len || 1)].first_line, + last_line: lstack[lstack.length - 1].last_line, + first_column: lstack[lstack.length - (len || 1)].first_column, + last_column: lstack[lstack.length - 1].last_column + }; + if (ranges) { + yyval._$.range = [ + lstack[lstack.length - (len || 1)].range[0], + lstack[lstack.length - 1].range[1] + ]; + } + r = this.performAction.apply(yyval, [ + yytext, + yyleng, + yylineno, + this.yy, + action[1], + vstack, + lstack + ].concat(args)); + if (typeof r !== 'undefined') { + return r; + } + if (len) { + stack = stack.slice(0, -1 * len * 2); + vstack = vstack.slice(0, -1 * len); + lstack = lstack.slice(0, -1 * len); + } + stack.push(this.productions_[action[1]][0]); + vstack.push(yyval.$); + lstack.push(yyval._$); + newState = table[stack[stack.length - 2]][stack[stack.length - 1]]; + stack.push(newState); + break; + case 3: + return true; + } + } + return true; +}}; +var _ast = { + + initialize: function() { + this._nodes = []; + this._node = {}; + this._stash = []; + }, + + set: function(props) { + for (var k in props) this._node[k] = props[k]; + return this._node; + }, + + node: function(obj) { + if (arguments.length) this._node = obj; + return this._node; + }, + + push: function() { + this._nodes.push(this._node); + this._node = {}; + }, + + unshift: function() { + this._nodes.unshift(this._node); + this._node = {}; + }, + + yield: function() { + var _nodes = this._nodes; + this.initialize(); + return _nodes; + } +}; +/* generated by jison-lex 0.2.1 */ +var lexer = (function(){ +var lexer = { + +EOF:1, + +parseError:function parseError(str, hash) { + if (this.yy.parser) { + this.yy.parser.parseError(str, hash); + } else { + throw new Error(str); + } + }, + +// resets the lexer, sets new input +setInput:function (input) { + this._input = input; + this._more = this._backtrack = this.done = false; + this.yylineno = this.yyleng = 0; + this.yytext = this.matched = this.match = ''; + this.conditionStack = ['INITIAL']; + this.yylloc = { + first_line: 1, + first_column: 0, + last_line: 1, + last_column: 0 + }; + if (this.options.ranges) { + this.yylloc.range = [0,0]; + } + this.offset = 0; + return this; + }, + +// consumes and returns one char from the input +input:function () { + var ch = this._input[0]; + this.yytext += ch; + this.yyleng++; + this.offset++; + this.match += ch; + this.matched += ch; + var lines = ch.match(/(?:\r\n?|\n).*/g); + if (lines) { + this.yylineno++; + this.yylloc.last_line++; + } else { + this.yylloc.last_column++; + } + if (this.options.ranges) { + this.yylloc.range[1]++; + } + + this._input = this._input.slice(1); + return ch; + }, + +// unshifts one char (or a string) into the input +unput:function (ch) { + var len = ch.length; + var lines = ch.split(/(?:\r\n?|\n)/g); + + this._input = ch + this._input; + this.yytext = this.yytext.substr(0, this.yytext.length - len - 1); + //this.yyleng -= len; + this.offset -= len; + var oldLines = this.match.split(/(?:\r\n?|\n)/g); + this.match = this.match.substr(0, this.match.length - 1); + this.matched = this.matched.substr(0, this.matched.length - 1); + + if (lines.length - 1) { + this.yylineno -= lines.length - 1; + } + var r = this.yylloc.range; + + this.yylloc = { + first_line: this.yylloc.first_line, + last_line: this.yylineno + 1, + first_column: this.yylloc.first_column, + last_column: lines ? + (lines.length === oldLines.length ? this.yylloc.first_column : 0) + + oldLines[oldLines.length - lines.length].length - lines[0].length : + this.yylloc.first_column - len + }; + + if (this.options.ranges) { + this.yylloc.range = [r[0], r[0] + this.yyleng - len]; + } + this.yyleng = this.yytext.length; + return this; + }, + +// When called from action, caches matched text and appends it on next action +more:function () { + this._more = true; + return this; + }, + +// When called from action, signals the lexer that this rule fails to match the input, so the next matching rule (regex) should be tested instead. +reject:function () { + if (this.options.backtrack_lexer) { + this._backtrack = true; + } else { + return this.parseError('Lexical error on line ' + (this.yylineno + 1) + '. You can only invoke reject() in the lexer when the lexer is of the backtracking persuasion (options.backtrack_lexer = true).\n' + this.showPosition(), { + text: "", + token: null, + line: this.yylineno + }); + + } + return this; + }, + +// retain first n characters of the match +less:function (n) { + this.unput(this.match.slice(n)); + }, + +// displays already matched input, i.e. for error messages +pastInput:function () { + var past = this.matched.substr(0, this.matched.length - this.match.length); + return (past.length > 20 ? '...':'') + past.substr(-20).replace(/\n/g, ""); + }, + +// displays upcoming input, i.e. for error messages +upcomingInput:function () { + var next = this.match; + if (next.length < 20) { + next += this._input.substr(0, 20-next.length); + } + return (next.substr(0,20) + (next.length > 20 ? '...' : '')).replace(/\n/g, ""); + }, + +// displays the character position where the lexing error occurred, i.e. for error messages +showPosition:function () { + var pre = this.pastInput(); + var c = new Array(pre.length + 1).join("-"); + return pre + this.upcomingInput() + "\n" + c + "^"; + }, + +// test the lexed token: return FALSE when not a match, otherwise return token +test_match:function (match, indexed_rule) { + var token, + lines, + backup; + + if (this.options.backtrack_lexer) { + // save context + backup = { + yylineno: this.yylineno, + yylloc: { + first_line: this.yylloc.first_line, + last_line: this.last_line, + first_column: this.yylloc.first_column, + last_column: this.yylloc.last_column + }, + yytext: this.yytext, + match: this.match, + matches: this.matches, + matched: this.matched, + yyleng: this.yyleng, + offset: this.offset, + _more: this._more, + _input: this._input, + yy: this.yy, + conditionStack: this.conditionStack.slice(0), + done: this.done + }; + if (this.options.ranges) { + backup.yylloc.range = this.yylloc.range.slice(0); + } + } + + lines = match[0].match(/(?:\r\n?|\n).*/g); + if (lines) { + this.yylineno += lines.length; + } + this.yylloc = { + first_line: this.yylloc.last_line, + last_line: this.yylineno + 1, + first_column: this.yylloc.last_column, + last_column: lines ? + lines[lines.length - 1].length - lines[lines.length - 1].match(/\r?\n?/)[0].length : + this.yylloc.last_column + match[0].length + }; + this.yytext += match[0]; + this.match += match[0]; + this.matches = match; + this.yyleng = this.yytext.length; + if (this.options.ranges) { + this.yylloc.range = [this.offset, this.offset += this.yyleng]; + } + this._more = false; + this._backtrack = false; + this._input = this._input.slice(match[0].length); + this.matched += match[0]; + token = this.performAction.call(this, this.yy, this, indexed_rule, this.conditionStack[this.conditionStack.length - 1]); + if (this.done && this._input) { + this.done = false; + } + if (token) { + return token; + } else if (this._backtrack) { + // recover context + for (var k in backup) { + this[k] = backup[k]; + } + return false; // rule action called reject() implying the next rule should be tested instead. + } + return false; + }, + +// return next match in input +next:function () { + if (this.done) { + return this.EOF; + } + if (!this._input) { + this.done = true; + } + + var token, + match, + tempMatch, + index; + if (!this._more) { + this.yytext = ''; + this.match = ''; + } + var rules = this._currentRules(); + for (var i = 0; i < rules.length; i++) { + tempMatch = this._input.match(this.rules[rules[i]]); + if (tempMatch && (!match || tempMatch[0].length > match[0].length)) { + match = tempMatch; + index = i; + if (this.options.backtrack_lexer) { + token = this.test_match(tempMatch, rules[i]); + if (token !== false) { + return token; + } else if (this._backtrack) { + match = false; + continue; // rule action called reject() implying a rule MISmatch. + } else { + // else: this is a lexer rule which consumes input without producing a token (e.g. whitespace) + return false; + } + } else if (!this.options.flex) { + break; + } + } + } + if (match) { + token = this.test_match(match, rules[index]); + if (token !== false) { + return token; + } + // else: this is a lexer rule which consumes input without producing a token (e.g. whitespace) + return false; + } + if (this._input === "") { + return this.EOF; + } else { + return this.parseError('Lexical error on line ' + (this.yylineno + 1) + '. Unrecognized text.\n' + this.showPosition(), { + text: "", + token: null, + line: this.yylineno + }); + } + }, + +// return next match that has a token +lex:function lex() { + var r = this.next(); + if (r) { + return r; + } else { + return this.lex(); + } + }, + +// activates a new lexer condition state (pushes the new lexer condition state onto the condition stack) +begin:function begin(condition) { + this.conditionStack.push(condition); + }, + +// pop the previously active lexer condition state off the condition stack +popState:function popState() { + var n = this.conditionStack.length - 1; + if (n > 0) { + return this.conditionStack.pop(); + } else { + return this.conditionStack[0]; + } + }, + +// produce the lexer rule set which is active for the currently active lexer condition state +_currentRules:function _currentRules() { + if (this.conditionStack.length && this.conditionStack[this.conditionStack.length - 1]) { + return this.conditions[this.conditionStack[this.conditionStack.length - 1]].rules; + } else { + return this.conditions["INITIAL"].rules; + } + }, + +// return the currently active lexer condition state; when an index argument is provided it produces the N-th previous condition state, if available +topState:function topState(n) { + n = this.conditionStack.length - 1 - Math.abs(n || 0); + if (n >= 0) { + return this.conditionStack[n]; + } else { + return "INITIAL"; + } + }, + +// alias for begin(condition) +pushState:function pushState(condition) { + this.begin(condition); + }, + +// return the number of states currently on the stack +stateStackSize:function stateStackSize() { + return this.conditionStack.length; + }, +options: {}, +performAction: function anonymous(yy,yy_,$avoiding_name_collisions,YY_START +/**/) { + +var YYSTATE=YY_START; +switch($avoiding_name_collisions) { +case 0:return 4 +break; +case 1:return 14 +break; +case 2:return 12 +break; +case 3:return 15 +break; +case 4:return 16 +break; +case 5:return 22 +break; +case 6:return 24 +break; +case 7:return 28 +break; +case 8:return 30 +break; +case 9:return 18 +break; +case 10:yy_.yytext = yy_.yytext.substr(1,yy_.yyleng-2); return 32; +break; +case 11:yy_.yytext = yy_.yytext.substr(1,yy_.yyleng-2); return 33; +break; +case 12:return 17 +break; +case 13:return 31 +break; +} +}, +rules: [/^(?:\$)/,/^(?:\.\.)/,/^(?:\.)/,/^(?:\*)/,/^(?:[a-zA-Z_]+[a-zA-Z0-9_]*)/,/^(?:\[)/,/^(?:\])/,/^(?:,)/,/^(?:((-?(?:0|[1-9][0-9]*)))?\:((-?(?:0|[1-9][0-9]*)))?(\:((-?(?:0|[1-9][0-9]*)))?)?)/,/^(?:(-?(?:0|[1-9][0-9]*)))/,/^(?:"(?:\\["bfnrt/\\]|\\u[a-fA-F0-9]{4}|[^"\\])*")/,/^(?:'(?:\\['bfnrt/\\]|\\u[a-fA-F0-9]{4}|[^'\\])*')/,/^(?:\(.+?\)(?=\]))/,/^(?:\?\(.+?\)(?=\]))/], +conditions: {"INITIAL":{"rules":[0,1,2,3,4,5,6,7,8,9,10,11,12,13],"inclusive":true}} +}; +return lexer; +})(); +parser.lexer = lexer; +function Parser () { + this.yy = {}; +} +Parser.prototype = parser;parser.Parser = Parser; +return new Parser; +})(); + + +if (true) { +exports.parser = parser; +exports.Parser = parser.Parser; +exports.parse = function () { return parser.parse.apply(parser, arguments); }; +exports.main = function commonjsMain(args) { + if (!args[1]) { + console.log('Usage: '+args[0]+' FILE'); + process.exit(1); + } + var source = __nccwpck_require__(35747).readFileSync(__nccwpck_require__(85622).normalize(args[1]), "utf8"); + return exports.parser.parse(source); +}; +if (false) {} +} + + +/***/ }), + +/***/ 74378: +/***/ ((module, __unused_webpack_exports, __nccwpck_require__) => { + +module.exports = __nccwpck_require__(31603); + + +/***/ }), + +/***/ 69790: +/***/ ((module, __unused_webpack_exports, __nccwpck_require__) => { + +var fs = __nccwpck_require__(35747); +var Module = __nccwpck_require__(32282); + +var file = __nccwpck_require__.ab + "esprima.js"; +var source = fs.readFileSync(__nccwpck_require__.ab + "esprima.js", 'utf-8'); + +// inject '@' as a valid identifier! +source = source.replace(/(function isIdentifierStart\(ch\) {\s+return)/m, '$1 (ch == 0x40) || '); + +//If run as script just output patched file +if (false) + {} +else { + var _module = new Module('aesprim'); + _module._compile(source, __filename); + + module.exports = _module.exports; +} + + +/***/ }), + +/***/ 15921: +/***/ ((module) => { + +module.exports = { + identifier: "[a-zA-Z_]+[a-zA-Z0-9_]*", + integer: "-?(?:0|[1-9][0-9]*)", + qq_string: "\"(?:\\\\[\"bfnrt/\\\\]|\\\\u[a-fA-F0-9]{4}|[^\"\\\\])*\"", + q_string: "'(?:\\\\[\'bfnrt/\\\\]|\\\\u[a-fA-F0-9]{4}|[^\'\\\\])*'" +}; + + +/***/ }), + +/***/ 35972: +/***/ ((module, __unused_webpack_exports, __nccwpck_require__) => { + +var dict = __nccwpck_require__(15921); +var fs = __nccwpck_require__(35747); +var grammar = { + + lex: { + + macros: { + esc: "\\\\", + int: dict.integer + }, + + rules: [ + ["\\$", "return 'DOLLAR'"], + ["\\.\\.", "return 'DOT_DOT'"], + ["\\.", "return 'DOT'"], + ["\\*", "return 'STAR'"], + [dict.identifier, "return 'IDENTIFIER'"], + ["\\[", "return '['"], + ["\\]", "return ']'"], + [",", "return ','"], + ["({int})?\\:({int})?(\\:({int})?)?", "return 'ARRAY_SLICE'"], + ["{int}", "return 'INTEGER'"], + [dict.qq_string, "yytext = yytext.substr(1,yyleng-2); return 'QQ_STRING';"], + [dict.q_string, "yytext = yytext.substr(1,yyleng-2); return 'Q_STRING';"], + ["\\(.+?\\)(?=\\])", "return 'SCRIPT_EXPRESSION'"], + ["\\?\\(.+?\\)(?=\\])", "return 'FILTER_EXPRESSION'"] + ] + }, + + start: "JSON_PATH", + + bnf: { + + JSON_PATH: [ + [ 'DOLLAR', 'yy.ast.set({ expression: { type: "root", value: $1 } }); yy.ast.unshift(); return yy.ast.yield()' ], + [ 'DOLLAR PATH_COMPONENTS', 'yy.ast.set({ expression: { type: "root", value: $1 } }); yy.ast.unshift(); return yy.ast.yield()' ], + [ 'LEADING_CHILD_MEMBER_EXPRESSION', 'yy.ast.unshift(); return yy.ast.yield()' ], + [ 'LEADING_CHILD_MEMBER_EXPRESSION PATH_COMPONENTS', 'yy.ast.set({ operation: "member", scope: "child", expression: { type: "identifier", value: $1 }}); yy.ast.unshift(); return yy.ast.yield()' ] ], + + PATH_COMPONENTS: [ + [ 'PATH_COMPONENT', '' ], + [ 'PATH_COMPONENTS PATH_COMPONENT', '' ] ], + + PATH_COMPONENT: [ + [ 'MEMBER_COMPONENT', 'yy.ast.set({ operation: "member" }); yy.ast.push()' ], + [ 'SUBSCRIPT_COMPONENT', 'yy.ast.set({ operation: "subscript" }); yy.ast.push() ' ] ], + + MEMBER_COMPONENT: [ + [ 'CHILD_MEMBER_COMPONENT', 'yy.ast.set({ scope: "child" })' ], + [ 'DESCENDANT_MEMBER_COMPONENT', 'yy.ast.set({ scope: "descendant" })' ] ], + + CHILD_MEMBER_COMPONENT: [ + [ 'DOT MEMBER_EXPRESSION', '' ] ], + + LEADING_CHILD_MEMBER_EXPRESSION: [ + [ 'MEMBER_EXPRESSION', 'yy.ast.set({ scope: "child", operation: "member" })' ] ], + + DESCENDANT_MEMBER_COMPONENT: [ + [ 'DOT_DOT MEMBER_EXPRESSION', '' ] ], + + MEMBER_EXPRESSION: [ + [ 'STAR', 'yy.ast.set({ expression: { type: "wildcard", value: $1 } })' ], + [ 'IDENTIFIER', 'yy.ast.set({ expression: { type: "identifier", value: $1 } })' ], + [ 'SCRIPT_EXPRESSION', 'yy.ast.set({ expression: { type: "script_expression", value: $1 } })' ], + [ 'INTEGER', 'yy.ast.set({ expression: { type: "numeric_literal", value: parseInt($1) } })' ], + [ 'END', '' ] ], + + SUBSCRIPT_COMPONENT: [ + [ 'CHILD_SUBSCRIPT_COMPONENT', 'yy.ast.set({ scope: "child" })' ], + [ 'DESCENDANT_SUBSCRIPT_COMPONENT', 'yy.ast.set({ scope: "descendant" })' ] ], + + CHILD_SUBSCRIPT_COMPONENT: [ + [ '[ SUBSCRIPT ]', '' ] ], + + DESCENDANT_SUBSCRIPT_COMPONENT: [ + [ 'DOT_DOT [ SUBSCRIPT ]', '' ] ], + + SUBSCRIPT: [ + [ 'SUBSCRIPT_EXPRESSION', '' ], + [ 'SUBSCRIPT_EXPRESSION_LIST', '$1.length > 1? yy.ast.set({ expression: { type: "union", value: $1 } }) : $$ = $1' ] ], + + SUBSCRIPT_EXPRESSION_LIST: [ + [ 'SUBSCRIPT_EXPRESSION_LISTABLE', '$$ = [$1]'], + [ 'SUBSCRIPT_EXPRESSION_LIST , SUBSCRIPT_EXPRESSION_LISTABLE', '$$ = $1.concat($3)' ] ], + + SUBSCRIPT_EXPRESSION_LISTABLE: [ + [ 'INTEGER', '$$ = { expression: { type: "numeric_literal", value: parseInt($1) } }; yy.ast.set($$)' ], + [ 'STRING_LITERAL', '$$ = { expression: { type: "string_literal", value: $1 } }; yy.ast.set($$)' ], + [ 'ARRAY_SLICE', '$$ = { expression: { type: "slice", value: $1 } }; yy.ast.set($$)' ] ], + + SUBSCRIPT_EXPRESSION: [ + [ 'STAR', '$$ = { expression: { type: "wildcard", value: $1 } }; yy.ast.set($$)' ], + [ 'SCRIPT_EXPRESSION', '$$ = { expression: { type: "script_expression", value: $1 } }; yy.ast.set($$)' ], + [ 'FILTER_EXPRESSION', '$$ = { expression: { type: "filter_expression", value: $1 } }; yy.ast.set($$)' ] ], + + STRING_LITERAL: [ + [ 'QQ_STRING', "$$ = $1" ], + [ 'Q_STRING', "$$ = $1" ] ] + } +}; +if (fs.readFileSync) { + grammar.moduleInclude = fs.readFileSync(__nccwpck_require__.ab + "module.js"); + grammar.actionInclude = fs.readFileSync(__nccwpck_require__.ab + "action.js"); +} + +module.exports = grammar; + + +/***/ }), + +/***/ 9481: +/***/ ((module, __unused_webpack_exports, __nccwpck_require__) => { + +var aesprim = __nccwpck_require__(69790); +var slice = __nccwpck_require__(38374); +var _evaluate = __nccwpck_require__(34510); +var _uniq = __nccwpck_require__(4987).uniq; + +var Handlers = function() { + return this.initialize.apply(this, arguments); +} + +Handlers.prototype.initialize = function() { + this.traverse = traverser(true); + this.descend = traverser(); +} + +Handlers.prototype.keys = Object.keys; + +Handlers.prototype.resolve = function(component) { + + var key = [ component.operation, component.scope, component.expression.type ].join('-'); + var method = this._fns[key]; + + if (!method) throw new Error("couldn't resolve key: " + key); + return method.bind(this); +}; + +Handlers.prototype.register = function(key, handler) { + + if (!handler instanceof Function) { + throw new Error("handler must be a function"); + } + + this._fns[key] = handler; +}; + +Handlers.prototype._fns = { + + 'member-child-identifier': function(component, partial) { + var key = component.expression.value; + var value = partial.value; + if (value instanceof Object && key in value) { + return [ { value: value[key], path: partial.path.concat(key) } ] + } + }, + + 'member-descendant-identifier': + _traverse(function(key, value, ref) { return key == ref }), + + 'subscript-child-numeric_literal': + _descend(function(key, value, ref) { return key === ref }), + + 'member-child-numeric_literal': + _descend(function(key, value, ref) { return String(key) === String(ref) }), + + 'subscript-descendant-numeric_literal': + _traverse(function(key, value, ref) { return key === ref }), + + 'member-child-wildcard': + _descend(function() { return true }), + + 'member-descendant-wildcard': + _traverse(function() { return true }), + + 'subscript-descendant-wildcard': + _traverse(function() { return true }), + + 'subscript-child-wildcard': + _descend(function() { return true }), + + 'subscript-child-slice': function(component, partial) { + if (is_array(partial.value)) { + var args = component.expression.value.split(':').map(_parse_nullable_int); + var values = partial.value.map(function(v, i) { return { value: v, path: partial.path.concat(i) } }); + return slice.apply(null, [values].concat(args)); + } + }, + + 'subscript-child-union': function(component, partial) { + var results = []; + component.expression.value.forEach(function(component) { + var _component = { operation: 'subscript', scope: 'child', expression: component.expression }; + var handler = this.resolve(_component); + var _results = handler(_component, partial); + if (_results) { + results = results.concat(_results); + } + }, this); + + return unique(results); + }, + + 'subscript-descendant-union': function(component, partial, count) { + + var jp = __nccwpck_require__(74378); + var self = this; + + var results = []; + var nodes = jp.nodes(partial, '$..*').slice(1); + + nodes.forEach(function(node) { + if (results.length >= count) return; + component.expression.value.forEach(function(component) { + var _component = { operation: 'subscript', scope: 'child', expression: component.expression }; + var handler = self.resolve(_component); + var _results = handler(_component, node); + results = results.concat(_results); + }); + }); + + return unique(results); + }, + + 'subscript-child-filter_expression': function(component, partial, count) { + + // slice out the expression from ?(expression) + var src = component.expression.value.slice(2, -1); + var ast = aesprim.parse(src).body[0].expression; + + var passable = function(key, value) { + return evaluate(ast, { '@': value }); + } + + return this.descend(partial, null, passable, count); + + }, + + 'subscript-descendant-filter_expression': function(component, partial, count) { + + // slice out the expression from ?(expression) + var src = component.expression.value.slice(2, -1); + var ast = aesprim.parse(src).body[0].expression; + + var passable = function(key, value) { + return evaluate(ast, { '@': value }); + } + + return this.traverse(partial, null, passable, count); + }, + + 'subscript-child-script_expression': function(component, partial) { + var exp = component.expression.value.slice(1, -1); + return eval_recurse(partial, exp, '$[{{value}}]'); + }, + + 'member-child-script_expression': function(component, partial) { + var exp = component.expression.value.slice(1, -1); + return eval_recurse(partial, exp, '$.{{value}}'); + }, + + 'member-descendant-script_expression': function(component, partial) { + var exp = component.expression.value.slice(1, -1); + return eval_recurse(partial, exp, '$..value'); + } +}; + +Handlers.prototype._fns['subscript-child-string_literal'] = + Handlers.prototype._fns['member-child-identifier']; + +Handlers.prototype._fns['member-descendant-numeric_literal'] = + Handlers.prototype._fns['subscript-descendant-string_literal'] = + Handlers.prototype._fns['member-descendant-identifier']; + +function eval_recurse(partial, src, template) { + + var jp = __nccwpck_require__(31603); + var ast = aesprim.parse(src).body[0].expression; + var value = evaluate(ast, { '@': partial.value }); + var path = template.replace(/\{\{\s*value\s*\}\}/g, value); + + var results = jp.nodes(partial.value, path); + results.forEach(function(r) { + r.path = partial.path.concat(r.path.slice(1)); + }); + + return results; +} + +function is_array(val) { + return Array.isArray(val); +} + +function is_object(val) { + // is this a non-array, non-null object? + return val && !(val instanceof Array) && val instanceof Object; +} + +function traverser(recurse) { + + return function(partial, ref, passable, count) { + + var value = partial.value; + var path = partial.path; + + var results = []; + + var descend = function(value, path) { + + if (is_array(value)) { + value.forEach(function(element, index) { + if (results.length >= count) { return } + if (passable(index, element, ref)) { + results.push({ path: path.concat(index), value: element }); + } + }); + value.forEach(function(element, index) { + if (results.length >= count) { return } + if (recurse) { + descend(element, path.concat(index)); + } + }); + } else if (is_object(value)) { + this.keys(value).forEach(function(k) { + if (results.length >= count) { return } + if (passable(k, value[k], ref)) { + results.push({ path: path.concat(k), value: value[k] }); + } + }) + this.keys(value).forEach(function(k) { + if (results.length >= count) { return } + if (recurse) { + descend(value[k], path.concat(k)); + } + }); + } + }.bind(this); + descend(value, path); + return results; + } +} + +function _descend(passable) { + return function(component, partial, count) { + return this.descend(partial, component.expression.value, passable, count); + } +} + +function _traverse(passable) { + return function(component, partial, count) { + return this.traverse(partial, component.expression.value, passable, count); + } +} + +function evaluate() { + try { return _evaluate.apply(this, arguments) } + catch (e) { } +} + +function unique(results) { + results = results.filter(function(d) { return d }) + return _uniq( + results, + function(r) { return r.path.map(function(c) { return String(c).replace('-', '--') }).join('-') } + ); +} + +function _parse_nullable_int(val) { + var sval = String(val); + return sval.match(/^-?[0-9]+$/) ? parseInt(sval) : null; +} + +module.exports = Handlers; + + +/***/ }), + +/***/ 31603: +/***/ ((module, __unused_webpack_exports, __nccwpck_require__) => { + +var assert = __nccwpck_require__(42357); +var dict = __nccwpck_require__(15921); +var Parser = __nccwpck_require__(32059); +var Handlers = __nccwpck_require__(9481); + +var JSONPath = function() { + this.initialize.apply(this, arguments); +}; + +JSONPath.prototype.initialize = function() { + this.parser = new Parser(); + this.handlers = new Handlers(); +}; + +JSONPath.prototype.parse = function(string) { + assert.ok(_is_string(string), "we need a path"); + return this.parser.parse(string); +}; + +JSONPath.prototype.parent = function(obj, string) { + + assert.ok(obj instanceof Object, "obj needs to be an object"); + assert.ok(string, "we need a path"); + + var node = this.nodes(obj, string)[0]; + var key = node.path.pop(); /* jshint unused:false */ + return this.value(obj, node.path); +} + +JSONPath.prototype.apply = function(obj, string, fn) { + + assert.ok(obj instanceof Object, "obj needs to be an object"); + assert.ok(string, "we need a path"); + assert.equal(typeof fn, "function", "fn needs to be function") + + var nodes = this.nodes(obj, string).sort(function(a, b) { + // sort nodes so we apply from the bottom up + return b.path.length - a.path.length; + }); + + nodes.forEach(function(node) { + var key = node.path.pop(); + var parent = this.value(obj, this.stringify(node.path)); + var val = node.value = fn.call(obj, parent[key]); + parent[key] = val; + }, this); + + return nodes; +} + +JSONPath.prototype.value = function(obj, path, value) { + + assert.ok(obj instanceof Object, "obj needs to be an object"); + assert.ok(path, "we need a path"); + + if (arguments.length >= 3) { + var node = this.nodes(obj, path).shift(); + if (!node) return this._vivify(obj, path, value); + var key = node.path.slice(-1).shift(); + var parent = this.parent(obj, this.stringify(node.path)); + parent[key] = value; + } + return this.query(obj, this.stringify(path), 1).shift(); +} + +JSONPath.prototype._vivify = function(obj, string, value) { + + var self = this; + + assert.ok(obj instanceof Object, "obj needs to be an object"); + assert.ok(string, "we need a path"); + + var path = this.parser.parse(string) + .map(function(component) { return component.expression.value }); + + var setValue = function(path, value) { + var key = path.pop(); + var node = self.value(obj, path); + if (!node) { + setValue(path.concat(), typeof key === 'string' ? {} : []); + node = self.value(obj, path); + } + node[key] = value; + } + setValue(path, value); + return this.query(obj, string)[0]; +} + +JSONPath.prototype.query = function(obj, string, count) { + + assert.ok(obj instanceof Object, "obj needs to be an object"); + assert.ok(_is_string(string), "we need a path"); + + var results = this.nodes(obj, string, count) + .map(function(r) { return r.value }); + + return results; +}; + +JSONPath.prototype.paths = function(obj, string, count) { + + assert.ok(obj instanceof Object, "obj needs to be an object"); + assert.ok(string, "we need a path"); + + var results = this.nodes(obj, string, count) + .map(function(r) { return r.path }); + + return results; +}; + +JSONPath.prototype.nodes = function(obj, string, count) { + + assert.ok(obj instanceof Object, "obj needs to be an object"); + assert.ok(string, "we need a path"); + + if (count === 0) return []; + + var path = this.parser.parse(string); + var handlers = this.handlers; + + var partials = [ { path: ['$'], value: obj } ]; + var matches = []; + + if (path.length && path[0].expression.type == 'root') path.shift(); + + if (!path.length) return partials; + + path.forEach(function(component, index) { + + if (matches.length >= count) return; + var handler = handlers.resolve(component); + var _partials = []; + + partials.forEach(function(p) { + + if (matches.length >= count) return; + var results = handler(component, p, count); + + if (index == path.length - 1) { + // if we're through the components we're done + matches = matches.concat(results || []); + } else { + // otherwise accumulate and carry on through + _partials = _partials.concat(results || []); + } + }); + + partials = _partials; + + }); + + return count ? matches.slice(0, count) : matches; +}; + +JSONPath.prototype.stringify = function(path) { + + assert.ok(path, "we need a path"); + + var string = '$'; + + var templates = { + 'descendant-member': '..{{value}}', + 'child-member': '.{{value}}', + 'descendant-subscript': '..[{{value}}]', + 'child-subscript': '[{{value}}]' + }; + + path = this._normalize(path); + + path.forEach(function(component) { + + if (component.expression.type == 'root') return; + + var key = [component.scope, component.operation].join('-'); + var template = templates[key]; + var value; + + if (component.expression.type == 'string_literal') { + value = JSON.stringify(component.expression.value) + } else { + value = component.expression.value; + } + + if (!template) throw new Error("couldn't find template " + key); + + string += template.replace(/{{value}}/, value); + }); + + return string; +} + +JSONPath.prototype._normalize = function(path) { + + assert.ok(path, "we need a path"); + + if (typeof path == "string") { + + return this.parser.parse(path); + + } else if (Array.isArray(path) && typeof path[0] == "string") { + + var _path = [ { expression: { type: "root", value: "$" } } ]; + + path.forEach(function(component, index) { + + if (component == '$' && index === 0) return; + + if (typeof component == "string" && component.match("^" + dict.identifier + "$")) { + + _path.push({ + operation: 'member', + scope: 'child', + expression: { value: component, type: 'identifier' } + }); + + } else { + + var type = typeof component == "number" ? + 'numeric_literal' : 'string_literal'; + + _path.push({ + operation: 'subscript', + scope: 'child', + expression: { value: component, type: type } + }); + } + }); + + return _path; + + } else if (Array.isArray(path) && typeof path[0] == "object") { + + return path + } + + throw new Error("couldn't understand path " + path); +} + +function _is_string(obj) { + return Object.prototype.toString.call(obj) == '[object String]'; +} + +JSONPath.Handlers = Handlers; +JSONPath.Parser = Parser; + +var instance = new JSONPath; +instance.JSONPath = JSONPath; + +module.exports = instance; + + +/***/ }), + +/***/ 32059: +/***/ ((module, __unused_webpack_exports, __nccwpck_require__) => { + +var grammar = __nccwpck_require__(35972); +var gparser = __nccwpck_require__(11490); + +var Parser = function() { + + var parser = new gparser.Parser(); + + var _parseError = parser.parseError; + parser.yy.parseError = function() { + if (parser.yy.ast) { + parser.yy.ast.initialize(); + } + _parseError.apply(parser, arguments); + } + + return parser; + +}; + +Parser.grammar = grammar; +module.exports = Parser; + + +/***/ }), + +/***/ 38374: +/***/ ((module) => { + +module.exports = function(arr, start, end, step) { + + if (typeof start == 'string') throw new Error("start cannot be a string"); + if (typeof end == 'string') throw new Error("end cannot be a string"); + if (typeof step == 'string') throw new Error("step cannot be a string"); + + var len = arr.length; + + if (step === 0) throw new Error("step cannot be zero"); + step = step ? integer(step) : 1; + + // normalize negative values + start = start < 0 ? len + start : start; + end = end < 0 ? len + end : end; + + // default extents to extents + start = integer(start === 0 ? 0 : !start ? (step > 0 ? 0 : len - 1) : start); + end = integer(end === 0 ? 0 : !end ? (step > 0 ? len : -1) : end); + + // clamp extents + start = step > 0 ? Math.max(0, start) : Math.min(len, start); + end = step > 0 ? Math.min(end, len) : Math.max(-1, end); + + // return empty if extents are backwards + if (step > 0 && end <= start) return []; + if (step < 0 && start <= end) return []; + + var result = []; + + for (var i = start; i != end; i += step) { + if ((step < 0 && i <= end) || (step > 0 && i >= end)) break; + result.push(arr[i]); + } + + return result; +} + +function integer(val) { + return String(val).match(/^[0-9]+$/) ? parseInt(val) : + Number.isFinite(val) ? parseInt(val, 10) : 0; +} + + /***/ }), /***/ 3042: @@ -71201,6 +76613,7 @@ const node_workspace_1 = __nccwpck_require__(23256); const cargo_workspace_1 = __nccwpck_require__(77430); const github_1 = __nccwpck_require__(88433); const default_2 = __nccwpck_require__(71480); +const linked_versions_1 = __nccwpck_require__(59641); // Factory shared by GitHub Action and CLI for creating Release PRs // and GitHub Releases: // add any new releasers you create to this type as well as the `releasers` @@ -71353,6 +76766,14 @@ function buildVersioningStrategy(options) { } } function buildPlugin(options) { + if (typeof options.type === 'object') { + switch (options.type.type) { + case 'linked-versions': + return new linked_versions_1.LinkedVersions(options.github, options.targetBranch, options.repositoryConfig, options.type.groupName, options.type.components); + default: + throw new Error(`Unknown plugin type: ${options.type}`); + } + } switch (options.type) { case 'cargo-workspace': return new cargo_workspace_1.CargoWorkspace(options.github, options.targetBranch, options.repositoryConfig, options); @@ -72640,33 +78061,54 @@ class Manifest { includeEmpty: true, packagePaths: Object.keys(this.repositoryConfig), }); - const commitsPerPath = cs.split(commits); + const splitCommits = cs.split(commits); + // limit paths to ones since the last release + const commitsPerPath = {}; + for (const path in this.repositoryConfig) { + commitsPerPath[path] = commitsAfterSha(path === exports.ROOT_PROJECT_PATH ? commits : splitCommits[path], releaseShasByPath[path]); + } + // backfill latest release tags from manifest + for (const path in this.repositoryConfig) { + const latestRelease = releasesByPath[path]; + if (!latestRelease && + this.releasedVersions[path] && + this.releasedVersions[path].toString() !== '0.0.0') { + const version = this.releasedVersions[path]; + const strategy = strategiesByPath[path]; + const component = await strategy.getComponent(); + logger_1.logger.info(`No latest release found for path: ${path}, component: ${component}, but a previous version (${version.toString()}) was specified in the manifest.`); + releasesByPath[path] = { + tag: new tag_name_1.TagName(version, component), + sha: '', + notes: '', + }; + } + } + // Build plugins + const plugins = this.plugins.map(pluginType => factory_1.buildPlugin({ + type: pluginType, + github: this.github, + targetBranch: this.targetBranch, + repositoryConfig: this.repositoryConfig, + })); + let strategies = strategiesByPath; + for (const plugin of plugins) { + strategies = await plugin.preconfigure(strategies, commitsPerPath, releasesByPath); + } let newReleasePullRequests = []; for (const path in this.repositoryConfig) { const config = this.repositoryConfig[path]; logger_1.logger.info(`Building candidate release pull request for path: ${path}`); logger_1.logger.debug(`type: ${config.releaseType}`); logger_1.logger.debug(`targetBranch: ${this.targetBranch}`); - const pathCommits = commitsAfterSha(path === exports.ROOT_PROJECT_PATH ? commits : commitsPerPath[path], releaseShasByPath[path]); + const pathCommits = commitsPerPath[path]; logger_1.logger.debug(`commits: ${pathCommits.length}`); const latestReleasePullRequest = releasePullRequestsBySha[releaseShasByPath[path]]; if (!latestReleasePullRequest) { logger_1.logger.warn('No latest release pull request found.'); } - const strategy = strategiesByPath[path]; - let latestRelease = releasesByPath[path]; - if (!latestRelease && - this.releasedVersions[path] && - this.releasedVersions[path].toString() !== '0.0.0') { - const version = this.releasedVersions[path]; - const component = await strategy.getComponent(); - logger_1.logger.info(`No latest release found for path: ${path}, component: ${component}, but a previous version (${version.toString()}) was specified in the manifest.`); - latestRelease = { - tag: new tag_name_1.TagName(version, component), - sha: '', - notes: '', - }; - } + const strategy = strategies[path]; + const latestRelease = releasesByPath[path]; const releasePullRequest = await strategy.buildReleasePullRequest(pathCommits, latestRelease, (_a = config.draftPullRequest) !== null && _a !== void 0 ? _a : this.draftPullRequest, this.labels); if (releasePullRequest) { if (releasePullRequest.version) { @@ -72688,13 +78130,6 @@ class Manifest { }); } } - // Build plugins - const plugins = this.plugins.map(pluginType => factory_1.buildPlugin({ - type: pluginType, - github: this.github, - targetBranch: this.targetBranch, - repositoryConfig: this.repositoryConfig, - })); // Combine pull requests into 1 unless configured for separate // pull requests if (!this.separatePullRequests) { @@ -72824,29 +78259,11 @@ class Manifest { const generator = await this.findMergedReleasePullRequests(); const releases = []; for await (const pullRequest of generator) { - logger_1.logger.info('Looking at files touched by path'); - const cs = new commit_split_1.CommitSplit({ - includeEmpty: true, - packagePaths: Object.keys(this.repositoryConfig), - }); - const commits = [ - { - sha: pullRequest.sha, - message: pullRequest.title, - files: pullRequest.files, - }, - ]; - const commitsPerPath = cs.split(commits); for (const path in this.repositoryConfig) { const config = this.repositoryConfig[path]; logger_1.logger.info(`Building release for path: ${path}`); logger_1.logger.debug(`type: ${config.releaseType}`); logger_1.logger.debug(`targetBranch: ${this.targetBranch}`); - const pathCommits = path === exports.ROOT_PROJECT_PATH ? commits : commitsPerPath[path]; - if (!pathCommits || pathCommits.length === 0) { - logger_1.logger.info(`No commits for path: ${path}, skipping`); - continue; - } const strategy = strategiesByPath[path]; const release = await strategy.buildRelease(pullRequest); if (release) { @@ -72860,6 +78277,9 @@ class Manifest { release.tag.version.major === 0), }); } + else { + logger_1.logger.info(`No release necessary for path: ${path}`); + } } } return releases; @@ -73225,6 +78645,22 @@ class ManifestPlugin { this.targetBranch = targetBranch; this.repositoryConfig = repositoryConfig; } + /** + * Post-process candidate pull requests. + * @param {CandidateReleasePullRequest[]} pullRequests Candidate pull requests + * @returns {CandidateReleasePullRequest[]} Updated pull requests + */ + async run(pullRequests) { + return pullRequests; + } + /** + * Pre-configure strategies. + * @param {Record} strategiesByPath Strategies indexed by path + * @returns {Record} Updated strategies indexed by path + */ + async preconfigure(strategiesByPath, _commitsByPath, _releasesByPath) { + return strategiesByPath; + } } exports.ManifestPlugin = ManifestPlugin; //# sourceMappingURL=plugin.js.map @@ -73557,6 +78993,138 @@ function addPath(path, file) { /***/ }), +/***/ 59641: +/***/ ((__unused_webpack_module, exports, __nccwpck_require__) => { + +"use strict"; + +// Copyright 2022 Google LLC +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. +Object.defineProperty(exports, "__esModule", ({ value: true })); +exports.LinkedVersions = void 0; +const plugin_1 = __nccwpck_require__(31651); +const logger_1 = __nccwpck_require__(68809); +const factory_1 = __nccwpck_require__(75695); +const merge_1 = __nccwpck_require__(90514); +/** + * This plugin reconfigures strategies by linking multiple components + * together. + * + * Release notes are broken up using ``/`
` blocks. + */ +class LinkedVersions extends plugin_1.ManifestPlugin { + constructor(github, targetBranch, repositoryConfig, groupName, components) { + super(github, targetBranch, repositoryConfig); + this.groupName = groupName; + this.components = new Set(components); + } + /** + * Pre-configure strategies. + * @param {Record} strategiesByPath Strategies indexed by path + * @returns {Record} Updated strategies indexed by path + */ + async preconfigure(strategiesByPath, commitsByPath, releasesByPath) { + // Find all strategies in the group + const groupStrategies = {}; + for (const path in strategiesByPath) { + const strategy = strategiesByPath[path]; + const component = await strategy.getComponent(); + if (!component) { + continue; + } + if (this.components.has(component)) { + groupStrategies[path] = strategy; + } + } + logger_1.logger.info(`Found ${Object.keys(groupStrategies).length} group components for ${this.groupName}`); + const groupVersions = {}; + const missingReleasePaths = new Set(); + for (const path in groupStrategies) { + const strategy = groupStrategies[path]; + const latestRelease = releasesByPath[path]; + const releasePullRequest = await strategy.buildReleasePullRequest(commitsByPath[path], latestRelease); + if (releasePullRequest === null || releasePullRequest === void 0 ? void 0 : releasePullRequest.version) { + groupVersions[path] = releasePullRequest.version; + } + else { + missingReleasePaths.add(path); + } + } + const versions = Object.values(groupVersions); + if (versions.length === 0) { + return strategiesByPath; + } + const primaryVersion = versions.reduce((collector, version) => collector.compare(version) > 0 ? collector : version, versions[0]); + const newStrategies = {}; + for (const path in strategiesByPath) { + if (path in groupStrategies) { + const component = await strategiesByPath[path].getComponent(); + logger_1.logger.info(`Replacing strategy for path ${path} with forced version: ${primaryVersion}`); + newStrategies[path] = await factory_1.buildStrategy({ + ...this.repositoryConfig[path], + github: this.github, + path, + targetBranch: this.targetBranch, + releaseAs: primaryVersion.toString(), + }); + if (missingReleasePaths.has(path)) { + logger_1.logger.debug(`Appending fake commit for path: ${path}`); + commitsByPath[path].push({ + sha: '', + message: `chore(${component}): Synchronize ${this.groupName} versions\n\nRelease-As: ${primaryVersion.toString()}`, + }); + } + } + else { + newStrategies[path] = strategiesByPath[path]; + } + } + return newStrategies; + } + /** + * Post-process candidate pull requests. + * @param {CandidateReleasePullRequest[]} pullRequests Candidate pull requests + * @returns {CandidateReleasePullRequest[]} Updated pull requests + */ + async run(candidates) { + const [inScopeCandidates, outOfScopeCandidates] = candidates.reduce((collection, candidate) => { + if (!candidate.pullRequest.version) { + logger_1.logger.warn('pull request missing version', candidate); + return collection; + } + if (this.components.has(candidate.config.component || '')) { + collection[0].push(candidate); + } + else { + collection[1].push(candidate); + } + return collection; + }, [[], []]); + // delegate to the merge plugin and add merged pull request + if (inScopeCandidates.length > 0) { + const merge = new merge_1.Merge(this.github, this.targetBranch, this.repositoryConfig, `chore\${branch}: release ${this.groupName} libraries`); + const merged = await merge.run(inScopeCandidates); + outOfScopeCandidates.push(...merged); + } + return outOfScopeCandidates; + } +} +exports.LinkedVersions = LinkedVersions; +//# sourceMappingURL=linked-versions.js.map + +/***/ }), + /***/ 90514: /***/ ((__unused_webpack_module, exports, __nccwpck_require__) => { @@ -74177,6 +79745,8 @@ const branch_name_1 = __nccwpck_require__(16344); const pull_request_body_1 = __nccwpck_require__(70774); const composite_1 = __nccwpck_require__(40911); const generic_1 = __nccwpck_require__(96323); +const generic_json_1 = __nccwpck_require__(15011); +const generic_xml_1 = __nccwpck_require__(15591); const DEFAULT_CHANGELOG_PATH = 'CHANGELOG.md'; /** * A strategy is responsible for determining which files are @@ -74314,12 +79884,31 @@ class BaseStrategy { }; } extraFileUpdates(version) { - const genericUpdater = new generic_1.Generic({ version }); - return this.extraFiles.map(path => ({ - path: this.addPath(path), - createIfMissing: false, - updater: genericUpdater, - })); + return this.extraFiles.map(extraFile => { + if (typeof extraFile === 'object') { + switch (extraFile.type) { + case 'json': + return { + path: this.addPath(extraFile.path), + createIfMissing: false, + updater: new generic_json_1.GenericJson(extraFile.jsonpath, version), + }; + case 'xml': + return { + path: this.addPath(extraFile.path), + createIfMissing: false, + updater: new generic_xml_1.GenericXml(extraFile.xpath, version), + }; + default: + throw new Error(`unsupported extraFile type: ${extraFile.type}`); + } + } + return { + path: this.addPath(extraFile), + createIfMissing: false, + updater: new generic_1.Generic({ version }), + }; + }); } changelogEmpty(changelogEntry) { return changelogEntry.split('\n').length <= 1; @@ -75061,9 +80650,12 @@ class JavaYoshi extends base_1.BaseStrategy { }), }); }); - this.extraFiles.forEach(path => { + this.extraFiles.forEach(extraFile => { + if (typeof extraFile === 'object') { + return; + } updates.push({ - path, + path: extraFile, createIfMissing: false, updater: new java_update_1.JavaUpdate({ version, @@ -75377,6 +80969,16 @@ class OCaml extends base_1.BaseStrategy { }), }); }); + const opamLockedPaths = await this.github.findFilesByExtension('opam.locked', this.path); + opamLockedPaths.filter(notEsyLock).forEach(path => { + updates.push({ + path: this.addPath(path), + createIfMissing: false, + updater: new opam_1.Opam({ + version, + }), + }); + }); updates.push({ path: this.addPath('dune-project'), createIfMissing: false, @@ -76603,6 +82205,110 @@ exports.ElixirMixExs = ElixirMixExs; /***/ }), +/***/ 15011: +/***/ ((__unused_webpack_module, exports, __nccwpck_require__) => { + +"use strict"; + +// Copyright 2022 Google LLC +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. +Object.defineProperty(exports, "__esModule", ({ value: true })); +exports.GenericJson = void 0; +const jp = __nccwpck_require__(74378); +const json_stringify_1 = __nccwpck_require__(69227); +const logger_1 = __nccwpck_require__(68809); +class GenericJson { + constructor(jsonpath, version) { + this.jsonpath = jsonpath; + this.version = version; + } + /** + * Given initial file contents, return updated contents. + * @param {string} content The initial content + * @returns {string} The updated content + */ + updateContent(content) { + const data = JSON.parse(content); + const nodes = jp.apply(data, this.jsonpath, _val => { + return this.version.toString(); + }); + if (!nodes) { + logger_1.logger.warn(`No entries modified in ${this.jsonpath}`); + return content; + } + return json_stringify_1.jsonStringify(data, content); + } +} +exports.GenericJson = GenericJson; +//# sourceMappingURL=generic-json.js.map + +/***/ }), + +/***/ 15591: +/***/ ((__unused_webpack_module, exports, __nccwpck_require__) => { + +"use strict"; + +// Copyright 2022 Google LLC +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. +Object.defineProperty(exports, "__esModule", ({ value: true })); +exports.GenericXml = void 0; +const xpath = __nccwpck_require__(65319); +const dom = __nccwpck_require__(57286); +class GenericXml { + constructor(xpath, version) { + this.xpath = xpath; + this.version = version; + } + /** + * Given initial file contents, return updated contents. + * @param {string} content The initial content + * @returns {string} The updated content + */ + updateContent(content) { + const document = new dom.DOMParser().parseFromString(content); + const iterator = xpath.evaluate(this.xpath, document, null, 0, null); + let node; + let updated = false; + while ((node = iterator.iterateNext())) { + node.textContent = this.version.toString(); + updated = true; + } + if (updated) { + return new dom.XMLSerializer().serializeToString(document); + } + else { + return content; + } + } +} +exports.GenericXml = GenericXml; +//# sourceMappingURL=generic-xml.js.map + +/***/ }), + /***/ 96323: /***/ ((__unused_webpack_module, exports, __nccwpck_require__) => { @@ -79421,7 +85127,7 @@ const version_1 = __nccwpck_require__(17348); const semver = __nccwpck_require__(73910); const default_1 = __nccwpck_require__(94073); const versioning_strategy_1 = __nccwpck_require__(41941); -const DEPENDENCY_UPDATE_REGEX = /^deps: update dependency (.*) to (v.*)(\s\(#\d+\))?$/m; +const DEPENDENCY_UPDATE_REGEX = /^deps: update dependency (.*) to (v[^\s]*)(\s\(#\d+\))?$/m; /** * This VersioningStrategy looks at `deps` type commits and tries to * mirror the semantic version bump for that dependency update. For @@ -87537,6 +93243,191 @@ exports.SourceMapConsumer = __nccwpck_require__(75155).SourceMapConsumer; exports.SourceNode = __nccwpck_require__(92616).SourceNode; +/***/ }), + +/***/ 34510: +/***/ ((module, __unused_webpack_exports, __nccwpck_require__) => { + +var unparse = __nccwpck_require__(7991)/* .generate */ .R_; + +module.exports = function (ast, vars) { + if (!vars) vars = {}; + var FAIL = {}; + + var result = (function walk (node, scopeVars) { + if (node.type === 'Literal') { + return node.value; + } + else if (node.type === 'UnaryExpression'){ + var val = walk(node.argument) + if (node.operator === '+') return +val + if (node.operator === '-') return -val + if (node.operator === '~') return ~val + if (node.operator === '!') return !val + return FAIL + } + else if (node.type === 'ArrayExpression') { + var xs = []; + for (var i = 0, l = node.elements.length; i < l; i++) { + var x = walk(node.elements[i]); + if (x === FAIL) return FAIL; + xs.push(x); + } + return xs; + } + else if (node.type === 'ObjectExpression') { + var obj = {}; + for (var i = 0; i < node.properties.length; i++) { + var prop = node.properties[i]; + var value = prop.value === null + ? prop.value + : walk(prop.value) + ; + if (value === FAIL) return FAIL; + obj[prop.key.value || prop.key.name] = value; + } + return obj; + } + else if (node.type === 'BinaryExpression' || + node.type === 'LogicalExpression') { + var l = walk(node.left); + if (l === FAIL) return FAIL; + var r = walk(node.right); + if (r === FAIL) return FAIL; + + var op = node.operator; + if (op === '==') return l == r; + if (op === '===') return l === r; + if (op === '!=') return l != r; + if (op === '!==') return l !== r; + if (op === '+') return l + r; + if (op === '-') return l - r; + if (op === '*') return l * r; + if (op === '/') return l / r; + if (op === '%') return l % r; + if (op === '<') return l < r; + if (op === '<=') return l <= r; + if (op === '>') return l > r; + if (op === '>=') return l >= r; + if (op === '|') return l | r; + if (op === '&') return l & r; + if (op === '^') return l ^ r; + if (op === '&&') return l && r; + if (op === '||') return l || r; + + return FAIL; + } + else if (node.type === 'Identifier') { + if ({}.hasOwnProperty.call(vars, node.name)) { + return vars[node.name]; + } + else return FAIL; + } + else if (node.type === 'ThisExpression') { + if ({}.hasOwnProperty.call(vars, 'this')) { + return vars['this']; + } + else return FAIL; + } + else if (node.type === 'CallExpression') { + var callee = walk(node.callee); + if (callee === FAIL) return FAIL; + if (typeof callee !== 'function') return FAIL; + + var ctx = node.callee.object ? walk(node.callee.object) : FAIL; + if (ctx === FAIL) ctx = null; + + var args = []; + for (var i = 0, l = node.arguments.length; i < l; i++) { + var x = walk(node.arguments[i]); + if (x === FAIL) return FAIL; + args.push(x); + } + return callee.apply(ctx, args); + } + else if (node.type === 'MemberExpression') { + var obj = walk(node.object); + // do not allow access to methods on Function + if((obj === FAIL) || (typeof obj == 'function')){ + return FAIL; + } + if (node.property.type === 'Identifier') { + return obj[node.property.name]; + } + var prop = walk(node.property); + if (prop === FAIL) return FAIL; + return obj[prop]; + } + else if (node.type === 'ConditionalExpression') { + var val = walk(node.test) + if (val === FAIL) return FAIL; + return val ? walk(node.consequent) : walk(node.alternate) + } + else if (node.type === 'ExpressionStatement') { + var val = walk(node.expression) + if (val === FAIL) return FAIL; + return val; + } + else if (node.type === 'ReturnStatement') { + return walk(node.argument) + } + else if (node.type === 'FunctionExpression') { + + var bodies = node.body.body; + + // Create a "scope" for our arguments + var oldVars = {}; + Object.keys(vars).forEach(function(element){ + oldVars[element] = vars[element]; + }) + + for(var i=0; i= 0 && sizeProperty <= MAX_ARRAY_INDEX; + } + } + + // Internal helper to generate a function to obtain property `key` from `obj`. + function shallowProperty(key) { + return function(obj) { + return obj == null ? void 0 : obj[key]; + }; + } + + // Internal helper to obtain the `byteLength` property of an object. + var getByteLength = shallowProperty('byteLength'); + + // Internal helper to determine whether we should spend extensive checks against + // `ArrayBuffer` et al. + var isBufferLike = createSizePropertyCheck(getByteLength); + + // Is a given value a typed array? + var typedArrayPattern = /\[object ((I|Ui)nt(8|16|32)|Float(32|64)|Uint8Clamped|Big(I|Ui)nt64)Array\]/; + function isTypedArray(obj) { + // `ArrayBuffer.isView` is the most future-proof, so use it when available. + // Otherwise, fall back on the above regular expression. + return nativeIsView ? (nativeIsView(obj) && !isDataView$1(obj)) : + isBufferLike(obj) && typedArrayPattern.test(toString.call(obj)); + } + + var isTypedArray$1 = supportsArrayBuffer ? isTypedArray : constant(false); + + // Internal helper to obtain the `length` property of an object. + var getLength = shallowProperty('length'); + + // Internal helper to create a simple lookup structure. + // `collectNonEnumProps` used to depend on `_.contains`, but this led to + // circular imports. `emulatedSet` is a one-off solution that only works for + // arrays of strings. + function emulatedSet(keys) { + var hash = {}; + for (var l = keys.length, i = 0; i < l; ++i) hash[keys[i]] = true; + return { + contains: function(key) { return hash[key]; }, + push: function(key) { + hash[key] = true; + return keys.push(key); + } + }; + } + + // Internal helper. Checks `keys` for the presence of keys in IE < 9 that won't + // be iterated by `for key in ...` and thus missed. Extends `keys` in place if + // needed. + function collectNonEnumProps(obj, keys) { + keys = emulatedSet(keys); + var nonEnumIdx = nonEnumerableProps.length; + var constructor = obj.constructor; + var proto = isFunction$1(constructor) && constructor.prototype || ObjProto; + + // Constructor is a special case. + var prop = 'constructor'; + if (has(obj, prop) && !keys.contains(prop)) keys.push(prop); + + while (nonEnumIdx--) { + prop = nonEnumerableProps[nonEnumIdx]; + if (prop in obj && obj[prop] !== proto[prop] && !keys.contains(prop)) { + keys.push(prop); + } + } + } + + // Retrieve the names of an object's own properties. + // Delegates to **ECMAScript 5**'s native `Object.keys`. + function keys(obj) { + if (!isObject(obj)) return []; + if (nativeKeys) return nativeKeys(obj); + var keys = []; + for (var key in obj) if (has(obj, key)) keys.push(key); + // Ahem, IE < 9. + if (hasEnumBug) collectNonEnumProps(obj, keys); + return keys; + } + + // Is a given array, string, or object empty? + // An "empty" object has no enumerable own-properties. + function isEmpty(obj) { + if (obj == null) return true; + // Skip the more expensive `toString`-based type checks if `obj` has no + // `.length`. + var length = getLength(obj); + if (typeof length == 'number' && ( + isArray(obj) || isString(obj) || isArguments$1(obj) + )) return length === 0; + return getLength(keys(obj)) === 0; + } + + // Returns whether an object has a given set of `key:value` pairs. + function isMatch(object, attrs) { + var _keys = keys(attrs), length = _keys.length; + if (object == null) return !length; + var obj = Object(object); + for (var i = 0; i < length; i++) { + var key = _keys[i]; + if (attrs[key] !== obj[key] || !(key in obj)) return false; + } + return true; + } + + // If Underscore is called as a function, it returns a wrapped object that can + // be used OO-style. This wrapper holds altered versions of all functions added + // through `_.mixin`. Wrapped objects may be chained. + function _(obj) { + if (obj instanceof _) return obj; + if (!(this instanceof _)) return new _(obj); + this._wrapped = obj; + } + + _.VERSION = VERSION; + + // Extracts the result from a wrapped and chained object. + _.prototype.value = function() { + return this._wrapped; + }; + + // Provide unwrapping proxies for some methods used in engine operations + // such as arithmetic and JSON stringification. + _.prototype.valueOf = _.prototype.toJSON = _.prototype.value; + + _.prototype.toString = function() { + return String(this._wrapped); + }; + + // Internal function to wrap or shallow-copy an ArrayBuffer, + // typed array or DataView to a new view, reusing the buffer. + function toBufferView(bufferSource) { + return new Uint8Array( + bufferSource.buffer || bufferSource, + bufferSource.byteOffset || 0, + getByteLength(bufferSource) + ); + } + + // We use this string twice, so give it a name for minification. + var tagDataView = '[object DataView]'; + + // Internal recursive comparison function for `_.isEqual`. + function eq(a, b, aStack, bStack) { + // Identical objects are equal. `0 === -0`, but they aren't identical. + // See the [Harmony `egal` proposal](https://wiki.ecmascript.org/doku.php?id=harmony:egal). + if (a === b) return a !== 0 || 1 / a === 1 / b; + // `null` or `undefined` only equal to itself (strict comparison). + if (a == null || b == null) return false; + // `NaN`s are equivalent, but non-reflexive. + if (a !== a) return b !== b; + // Exhaust primitive checks + var type = typeof a; + if (type !== 'function' && type !== 'object' && typeof b != 'object') return false; + return deepEq(a, b, aStack, bStack); + } + + // Internal recursive comparison function for `_.isEqual`. + function deepEq(a, b, aStack, bStack) { + // Unwrap any wrapped objects. + if (a instanceof _) a = a._wrapped; + if (b instanceof _) b = b._wrapped; + // Compare `[[Class]]` names. + var className = toString.call(a); + if (className !== toString.call(b)) return false; + // Work around a bug in IE 10 - Edge 13. + if (hasStringTagBug && className == '[object Object]' && isDataView$1(a)) { + if (!isDataView$1(b)) return false; + className = tagDataView; + } + switch (className) { + // These types are compared by value. + case '[object RegExp]': + // RegExps are coerced to strings for comparison (Note: '' + /a/i === '/a/i') + case '[object String]': + // Primitives and their corresponding object wrappers are equivalent; thus, `"5"` is + // equivalent to `new String("5")`. + return '' + a === '' + b; + case '[object Number]': + // `NaN`s are equivalent, but non-reflexive. + // Object(NaN) is equivalent to NaN. + if (+a !== +a) return +b !== +b; + // An `egal` comparison is performed for other numeric values. + return +a === 0 ? 1 / +a === 1 / b : +a === +b; + case '[object Date]': + case '[object Boolean]': + // Coerce dates and booleans to numeric primitive values. Dates are compared by their + // millisecond representations. Note that invalid dates with millisecond representations + // of `NaN` are not equivalent. + return +a === +b; + case '[object Symbol]': + return SymbolProto.valueOf.call(a) === SymbolProto.valueOf.call(b); + case '[object ArrayBuffer]': + case tagDataView: + // Coerce to typed array so we can fall through. + return deepEq(toBufferView(a), toBufferView(b), aStack, bStack); + } + + var areArrays = className === '[object Array]'; + if (!areArrays && isTypedArray$1(a)) { + var byteLength = getByteLength(a); + if (byteLength !== getByteLength(b)) return false; + if (a.buffer === b.buffer && a.byteOffset === b.byteOffset) return true; + areArrays = true; + } + if (!areArrays) { + if (typeof a != 'object' || typeof b != 'object') return false; + + // Objects with different constructors are not equivalent, but `Object`s or `Array`s + // from different frames are. + var aCtor = a.constructor, bCtor = b.constructor; + if (aCtor !== bCtor && !(isFunction$1(aCtor) && aCtor instanceof aCtor && + isFunction$1(bCtor) && bCtor instanceof bCtor) + && ('constructor' in a && 'constructor' in b)) { + return false; + } + } + // Assume equality for cyclic structures. The algorithm for detecting cyclic + // structures is adapted from ES 5.1 section 15.12.3, abstract operation `JO`. + + // Initializing stack of traversed objects. + // It's done here since we only need them for objects and arrays comparison. + aStack = aStack || []; + bStack = bStack || []; + var length = aStack.length; + while (length--) { + // Linear search. Performance is inversely proportional to the number of + // unique nested structures. + if (aStack[length] === a) return bStack[length] === b; + } + + // Add the first object to the stack of traversed objects. + aStack.push(a); + bStack.push(b); + + // Recursively compare objects and arrays. + if (areArrays) { + // Compare array lengths to determine if a deep comparison is necessary. + length = a.length; + if (length !== b.length) return false; + // Deep compare the contents, ignoring non-numeric properties. + while (length--) { + if (!eq(a[length], b[length], aStack, bStack)) return false; + } + } else { + // Deep compare objects. + var _keys = keys(a), key; + length = _keys.length; + // Ensure that both objects contain the same number of properties before comparing deep equality. + if (keys(b).length !== length) return false; + while (length--) { + // Deep compare each member + key = _keys[length]; + if (!(has(b, key) && eq(a[key], b[key], aStack, bStack))) return false; + } + } + // Remove the first object from the stack of traversed objects. + aStack.pop(); + bStack.pop(); + return true; + } + + // Perform a deep comparison to check if two objects are equal. + function isEqual(a, b) { + return eq(a, b); + } + + // Retrieve all the enumerable property names of an object. + function allKeys(obj) { + if (!isObject(obj)) return []; + var keys = []; + for (var key in obj) keys.push(key); + // Ahem, IE < 9. + if (hasEnumBug) collectNonEnumProps(obj, keys); + return keys; + } + + // Since the regular `Object.prototype.toString` type tests don't work for + // some types in IE 11, we use a fingerprinting heuristic instead, based + // on the methods. It's not great, but it's the best we got. + // The fingerprint method lists are defined below. + function ie11fingerprint(methods) { + var length = getLength(methods); + return function(obj) { + if (obj == null) return false; + // `Map`, `WeakMap` and `Set` have no enumerable keys. + var keys = allKeys(obj); + if (getLength(keys)) return false; + for (var i = 0; i < length; i++) { + if (!isFunction$1(obj[methods[i]])) return false; + } + // If we are testing against `WeakMap`, we need to ensure that + // `obj` doesn't have a `forEach` method in order to distinguish + // it from a regular `Map`. + return methods !== weakMapMethods || !isFunction$1(obj[forEachName]); + }; + } + + // In the interest of compact minification, we write + // each string in the fingerprints only once. + var forEachName = 'forEach', + hasName = 'has', + commonInit = ['clear', 'delete'], + mapTail = ['get', hasName, 'set']; + + // `Map`, `WeakMap` and `Set` each have slightly different + // combinations of the above sublists. + var mapMethods = commonInit.concat(forEachName, mapTail), + weakMapMethods = commonInit.concat(mapTail), + setMethods = ['add'].concat(commonInit, forEachName, hasName); + + var isMap = isIE11 ? ie11fingerprint(mapMethods) : tagTester('Map'); + + var isWeakMap = isIE11 ? ie11fingerprint(weakMapMethods) : tagTester('WeakMap'); + + var isSet = isIE11 ? ie11fingerprint(setMethods) : tagTester('Set'); + + var isWeakSet = tagTester('WeakSet'); + + // Retrieve the values of an object's properties. + function values(obj) { + var _keys = keys(obj); + var length = _keys.length; + var values = Array(length); + for (var i = 0; i < length; i++) { + values[i] = obj[_keys[i]]; + } + return values; + } + + // Convert an object into a list of `[key, value]` pairs. + // The opposite of `_.object` with one argument. + function pairs(obj) { + var _keys = keys(obj); + var length = _keys.length; + var pairs = Array(length); + for (var i = 0; i < length; i++) { + pairs[i] = [_keys[i], obj[_keys[i]]]; + } + return pairs; + } + + // Invert the keys and values of an object. The values must be serializable. + function invert(obj) { + var result = {}; + var _keys = keys(obj); + for (var i = 0, length = _keys.length; i < length; i++) { + result[obj[_keys[i]]] = _keys[i]; + } + return result; + } + + // Return a sorted list of the function names available on the object. + function functions(obj) { + var names = []; + for (var key in obj) { + if (isFunction$1(obj[key])) names.push(key); + } + return names.sort(); + } + + // An internal function for creating assigner functions. + function createAssigner(keysFunc, defaults) { + return function(obj) { + var length = arguments.length; + if (defaults) obj = Object(obj); + if (length < 2 || obj == null) return obj; + for (var index = 1; index < length; index++) { + var source = arguments[index], + keys = keysFunc(source), + l = keys.length; + for (var i = 0; i < l; i++) { + var key = keys[i]; + if (!defaults || obj[key] === void 0) obj[key] = source[key]; + } + } + return obj; + }; + } + + // Extend a given object with all the properties in passed-in object(s). + var extend = createAssigner(allKeys); + + // Assigns a given object with all the own properties in the passed-in + // object(s). + // (https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Object/assign) + var extendOwn = createAssigner(keys); + + // Fill in a given object with default properties. + var defaults = createAssigner(allKeys, true); + + // Create a naked function reference for surrogate-prototype-swapping. + function ctor() { + return function(){}; + } + + // An internal function for creating a new object that inherits from another. + function baseCreate(prototype) { + if (!isObject(prototype)) return {}; + if (nativeCreate) return nativeCreate(prototype); + var Ctor = ctor(); + Ctor.prototype = prototype; + var result = new Ctor; + Ctor.prototype = null; + return result; + } + + // Creates an object that inherits from the given prototype object. + // If additional properties are provided then they will be added to the + // created object. + function create(prototype, props) { + var result = baseCreate(prototype); + if (props) extendOwn(result, props); + return result; + } + + // Create a (shallow-cloned) duplicate of an object. + function clone(obj) { + if (!isObject(obj)) return obj; + return isArray(obj) ? obj.slice() : extend({}, obj); + } + + // Invokes `interceptor` with the `obj` and then returns `obj`. + // The primary purpose of this method is to "tap into" a method chain, in + // order to perform operations on intermediate results within the chain. + function tap(obj, interceptor) { + interceptor(obj); + return obj; + } + + // Normalize a (deep) property `path` to array. + // Like `_.iteratee`, this function can be customized. + function toPath(path) { + return isArray(path) ? path : [path]; + } + _.toPath = toPath; + + // Internal wrapper for `_.toPath` to enable minification. + // Similar to `cb` for `_.iteratee`. + function toPath$1(path) { + return _.toPath(path); + } + + // Internal function to obtain a nested property in `obj` along `path`. + function deepGet(obj, path) { + var length = path.length; + for (var i = 0; i < length; i++) { + if (obj == null) return void 0; + obj = obj[path[i]]; + } + return length ? obj : void 0; + } + + // Get the value of the (deep) property on `path` from `object`. + // If any property in `path` does not exist or if the value is + // `undefined`, return `defaultValue` instead. + // The `path` is normalized through `_.toPath`. + function get(object, path, defaultValue) { + var value = deepGet(object, toPath$1(path)); + return isUndefined(value) ? defaultValue : value; + } + + // Shortcut function for checking if an object has a given property directly on + // itself (in other words, not on a prototype). Unlike the internal `has` + // function, this public version can also traverse nested properties. + function has$1(obj, path) { + path = toPath$1(path); + var length = path.length; + for (var i = 0; i < length; i++) { + var key = path[i]; + if (!has(obj, key)) return false; + obj = obj[key]; + } + return !!length; + } + + // Keep the identity function around for default iteratees. + function identity(value) { + return value; + } + + // Returns a predicate for checking whether an object has a given set of + // `key:value` pairs. + function matcher(attrs) { + attrs = extendOwn({}, attrs); + return function(obj) { + return isMatch(obj, attrs); + }; + } + + // Creates a function that, when passed an object, will traverse that object’s + // properties down the given `path`, specified as an array of keys or indices. + function property(path) { + path = toPath$1(path); + return function(obj) { + return deepGet(obj, path); + }; + } + + // Internal function that returns an efficient (for current engines) version + // of the passed-in callback, to be repeatedly applied in other Underscore + // functions. + function optimizeCb(func, context, argCount) { + if (context === void 0) return func; + switch (argCount == null ? 3 : argCount) { + case 1: return function(value) { + return func.call(context, value); + }; + // The 2-argument case is omitted because we’re not using it. + case 3: return function(value, index, collection) { + return func.call(context, value, index, collection); + }; + case 4: return function(accumulator, value, index, collection) { + return func.call(context, accumulator, value, index, collection); + }; + } + return function() { + return func.apply(context, arguments); + }; + } + + // An internal function to generate callbacks that can be applied to each + // element in a collection, returning the desired result — either `_.identity`, + // an arbitrary callback, a property matcher, or a property accessor. + function baseIteratee(value, context, argCount) { + if (value == null) return identity; + if (isFunction$1(value)) return optimizeCb(value, context, argCount); + if (isObject(value) && !isArray(value)) return matcher(value); + return property(value); + } + + // External wrapper for our callback generator. Users may customize + // `_.iteratee` if they want additional predicate/iteratee shorthand styles. + // This abstraction hides the internal-only `argCount` argument. + function iteratee(value, context) { + return baseIteratee(value, context, Infinity); + } + _.iteratee = iteratee; + + // The function we call internally to generate a callback. It invokes + // `_.iteratee` if overridden, otherwise `baseIteratee`. + function cb(value, context, argCount) { + if (_.iteratee !== iteratee) return _.iteratee(value, context); + return baseIteratee(value, context, argCount); + } + + // Returns the results of applying the `iteratee` to each element of `obj`. + // In contrast to `_.map` it returns an object. + function mapObject(obj, iteratee, context) { + iteratee = cb(iteratee, context); + var _keys = keys(obj), + length = _keys.length, + results = {}; + for (var index = 0; index < length; index++) { + var currentKey = _keys[index]; + results[currentKey] = iteratee(obj[currentKey], currentKey, obj); + } + return results; + } + + // Predicate-generating function. Often useful outside of Underscore. + function noop(){} + + // Generates a function for a given object that returns a given property. + function propertyOf(obj) { + if (obj == null) return noop; + return function(path) { + return get(obj, path); + }; + } + + // Run a function **n** times. + function times(n, iteratee, context) { + var accum = Array(Math.max(0, n)); + iteratee = optimizeCb(iteratee, context, 1); + for (var i = 0; i < n; i++) accum[i] = iteratee(i); + return accum; + } + + // Return a random integer between `min` and `max` (inclusive). + function random(min, max) { + if (max == null) { + max = min; + min = 0; + } + return min + Math.floor(Math.random() * (max - min + 1)); + } + + // A (possibly faster) way to get the current timestamp as an integer. + var now = Date.now || function() { + return new Date().getTime(); + }; + + // Internal helper to generate functions for escaping and unescaping strings + // to/from HTML interpolation. + function createEscaper(map) { + var escaper = function(match) { + return map[match]; + }; + // Regexes for identifying a key that needs to be escaped. + var source = '(?:' + keys(map).join('|') + ')'; + var testRegexp = RegExp(source); + var replaceRegexp = RegExp(source, 'g'); + return function(string) { + string = string == null ? '' : '' + string; + return testRegexp.test(string) ? string.replace(replaceRegexp, escaper) : string; + }; + } + + // Internal list of HTML entities for escaping. + var escapeMap = { + '&': '&', + '<': '<', + '>': '>', + '"': '"', + "'": ''', + '`': '`' + }; + + // Function for escaping strings to HTML interpolation. + var _escape = createEscaper(escapeMap); + + // Internal list of HTML entities for unescaping. + var unescapeMap = invert(escapeMap); + + // Function for unescaping strings from HTML interpolation. + var _unescape = createEscaper(unescapeMap); + + // By default, Underscore uses ERB-style template delimiters. Change the + // following template settings to use alternative delimiters. + var templateSettings = _.templateSettings = { + evaluate: /<%([\s\S]+?)%>/g, + interpolate: /<%=([\s\S]+?)%>/g, + escape: /<%-([\s\S]+?)%>/g + }; + + // When customizing `_.templateSettings`, if you don't want to define an + // interpolation, evaluation or escaping regex, we need one that is + // guaranteed not to match. + var noMatch = /(.)^/; + + // Certain characters need to be escaped so that they can be put into a + // string literal. + var escapes = { + "'": "'", + '\\': '\\', + '\r': 'r', + '\n': 'n', + '\u2028': 'u2028', + '\u2029': 'u2029' + }; + + var escapeRegExp = /\\|'|\r|\n|\u2028|\u2029/g; + + function escapeChar(match) { + return '\\' + escapes[match]; + } + + var bareIdentifier = /^\s*(\w|\$)+\s*$/; + + // JavaScript micro-templating, similar to John Resig's implementation. + // Underscore templating handles arbitrary delimiters, preserves whitespace, + // and correctly escapes quotes within interpolated code. + // NB: `oldSettings` only exists for backwards compatibility. + function template(text, settings, oldSettings) { + if (!settings && oldSettings) settings = oldSettings; + settings = defaults({}, settings, _.templateSettings); + + // Combine delimiters into one regular expression via alternation. + var matcher = RegExp([ + (settings.escape || noMatch).source, + (settings.interpolate || noMatch).source, + (settings.evaluate || noMatch).source + ].join('|') + '|$', 'g'); + + // Compile the template source, escaping string literals appropriately. + var index = 0; + var source = "__p+='"; + text.replace(matcher, function(match, escape, interpolate, evaluate, offset) { + source += text.slice(index, offset).replace(escapeRegExp, escapeChar); + index = offset + match.length; + + if (escape) { + source += "'+\n((__t=(" + escape + "))==null?'':_.escape(__t))+\n'"; + } else if (interpolate) { + source += "'+\n((__t=(" + interpolate + "))==null?'':__t)+\n'"; + } else if (evaluate) { + source += "';\n" + evaluate + "\n__p+='"; + } + + // Adobe VMs need the match returned to produce the correct offset. + return match; + }); + source += "';\n"; + + var argument = settings.variable; + if (argument) { + if (!bareIdentifier.test(argument)) throw new Error(argument); + } else { + // If a variable is not specified, place data values in local scope. + source = 'with(obj||{}){\n' + source + '}\n'; + argument = 'obj'; + } + + source = "var __t,__p='',__j=Array.prototype.join," + + "print=function(){__p+=__j.call(arguments,'');};\n" + + source + 'return __p;\n'; + + var render; + try { + render = new Function(argument, '_', source); + } catch (e) { + e.source = source; + throw e; + } + + var template = function(data) { + return render.call(this, data, _); + }; + + // Provide the compiled source as a convenience for precompilation. + template.source = 'function(' + argument + '){\n' + source + '}'; + + return template; + } + + // Traverses the children of `obj` along `path`. If a child is a function, it + // is invoked with its parent as context. Returns the value of the final + // child, or `fallback` if any child is undefined. + function result(obj, path, fallback) { + path = toPath$1(path); + var length = path.length; + if (!length) { + return isFunction$1(fallback) ? fallback.call(obj) : fallback; + } + for (var i = 0; i < length; i++) { + var prop = obj == null ? void 0 : obj[path[i]]; + if (prop === void 0) { + prop = fallback; + i = length; // Ensure we don't continue iterating. + } + obj = isFunction$1(prop) ? prop.call(obj) : prop; + } + return obj; + } + + // Generate a unique integer id (unique within the entire client session). + // Useful for temporary DOM ids. + var idCounter = 0; + function uniqueId(prefix) { + var id = ++idCounter + ''; + return prefix ? prefix + id : id; + } + + // Start chaining a wrapped Underscore object. + function chain(obj) { + var instance = _(obj); + instance._chain = true; + return instance; + } + + // Internal function to execute `sourceFunc` bound to `context` with optional + // `args`. Determines whether to execute a function as a constructor or as a + // normal function. + function executeBound(sourceFunc, boundFunc, context, callingContext, args) { + if (!(callingContext instanceof boundFunc)) return sourceFunc.apply(context, args); + var self = baseCreate(sourceFunc.prototype); + var result = sourceFunc.apply(self, args); + if (isObject(result)) return result; + return self; + } + + // Partially apply a function by creating a version that has had some of its + // arguments pre-filled, without changing its dynamic `this` context. `_` acts + // as a placeholder by default, allowing any combination of arguments to be + // pre-filled. Set `_.partial.placeholder` for a custom placeholder argument. + var partial = restArguments(function(func, boundArgs) { + var placeholder = partial.placeholder; + var bound = function() { + var position = 0, length = boundArgs.length; + var args = Array(length); + for (var i = 0; i < length; i++) { + args[i] = boundArgs[i] === placeholder ? arguments[position++] : boundArgs[i]; + } + while (position < arguments.length) args.push(arguments[position++]); + return executeBound(func, bound, this, this, args); + }; + return bound; + }); + + partial.placeholder = _; + + // Create a function bound to a given object (assigning `this`, and arguments, + // optionally). + var bind = restArguments(function(func, context, args) { + if (!isFunction$1(func)) throw new TypeError('Bind must be called on a function'); + var bound = restArguments(function(callArgs) { + return executeBound(func, bound, context, this, args.concat(callArgs)); + }); + return bound; + }); + + // Internal helper for collection methods to determine whether a collection + // should be iterated as an array or as an object. + // Related: https://people.mozilla.org/~jorendorff/es6-draft.html#sec-tolength + // Avoids a very nasty iOS 8 JIT bug on ARM-64. #2094 + var isArrayLike = createSizePropertyCheck(getLength); + + // Internal implementation of a recursive `flatten` function. + function flatten(input, depth, strict, output) { + output = output || []; + if (!depth && depth !== 0) { + depth = Infinity; + } else if (depth <= 0) { + return output.concat(input); + } + var idx = output.length; + for (var i = 0, length = getLength(input); i < length; i++) { + var value = input[i]; + if (isArrayLike(value) && (isArray(value) || isArguments$1(value))) { + // Flatten current level of array or arguments object. + if (depth > 1) { + flatten(value, depth - 1, strict, output); + idx = output.length; + } else { + var j = 0, len = value.length; + while (j < len) output[idx++] = value[j++]; + } + } else if (!strict) { + output[idx++] = value; + } + } + return output; + } + + // Bind a number of an object's methods to that object. Remaining arguments + // are the method names to be bound. Useful for ensuring that all callbacks + // defined on an object belong to it. + var bindAll = restArguments(function(obj, keys) { + keys = flatten(keys, false, false); + var index = keys.length; + if (index < 1) throw new Error('bindAll must be passed function names'); + while (index--) { + var key = keys[index]; + obj[key] = bind(obj[key], obj); + } + return obj; + }); + + // Memoize an expensive function by storing its results. + function memoize(func, hasher) { + var memoize = function(key) { + var cache = memoize.cache; + var address = '' + (hasher ? hasher.apply(this, arguments) : key); + if (!has(cache, address)) cache[address] = func.apply(this, arguments); + return cache[address]; + }; + memoize.cache = {}; + return memoize; + } + + // Delays a function for the given number of milliseconds, and then calls + // it with the arguments supplied. + var delay = restArguments(function(func, wait, args) { + return setTimeout(function() { + return func.apply(null, args); + }, wait); + }); + + // Defers a function, scheduling it to run after the current call stack has + // cleared. + var defer = partial(delay, _, 1); + + // Returns a function, that, when invoked, will only be triggered at most once + // during a given window of time. Normally, the throttled function will run + // as much as it can, without ever going more than once per `wait` duration; + // but if you'd like to disable the execution on the leading edge, pass + // `{leading: false}`. To disable execution on the trailing edge, ditto. + function throttle(func, wait, options) { + var timeout, context, args, result; + var previous = 0; + if (!options) options = {}; + + var later = function() { + previous = options.leading === false ? 0 : now(); + timeout = null; + result = func.apply(context, args); + if (!timeout) context = args = null; + }; + + var throttled = function() { + var _now = now(); + if (!previous && options.leading === false) previous = _now; + var remaining = wait - (_now - previous); + context = this; + args = arguments; + if (remaining <= 0 || remaining > wait) { + if (timeout) { + clearTimeout(timeout); + timeout = null; + } + previous = _now; + result = func.apply(context, args); + if (!timeout) context = args = null; + } else if (!timeout && options.trailing !== false) { + timeout = setTimeout(later, remaining); + } + return result; + }; + + throttled.cancel = function() { + clearTimeout(timeout); + previous = 0; + timeout = context = args = null; + }; + + return throttled; + } + + // When a sequence of calls of the returned function ends, the argument + // function is triggered. The end of a sequence is defined by the `wait` + // parameter. If `immediate` is passed, the argument function will be + // triggered at the beginning of the sequence instead of at the end. + function debounce(func, wait, immediate) { + var timeout, previous, args, result, context; + + var later = function() { + var passed = now() - previous; + if (wait > passed) { + timeout = setTimeout(later, wait - passed); + } else { + timeout = null; + if (!immediate) result = func.apply(context, args); + // This check is needed because `func` can recursively invoke `debounced`. + if (!timeout) args = context = null; + } + }; + + var debounced = restArguments(function(_args) { + context = this; + args = _args; + previous = now(); + if (!timeout) { + timeout = setTimeout(later, wait); + if (immediate) result = func.apply(context, args); + } + return result; + }); + + debounced.cancel = function() { + clearTimeout(timeout); + timeout = args = context = null; + }; + + return debounced; + } + + // Returns the first function passed as an argument to the second, + // allowing you to adjust arguments, run code before and after, and + // conditionally execute the original function. + function wrap(func, wrapper) { + return partial(wrapper, func); + } + + // Returns a negated version of the passed-in predicate. + function negate(predicate) { + return function() { + return !predicate.apply(this, arguments); + }; + } + + // Returns a function that is the composition of a list of functions, each + // consuming the return value of the function that follows. + function compose() { + var args = arguments; + var start = args.length - 1; + return function() { + var i = start; + var result = args[start].apply(this, arguments); + while (i--) result = args[i].call(this, result); + return result; + }; + } + + // Returns a function that will only be executed on and after the Nth call. + function after(times, func) { + return function() { + if (--times < 1) { + return func.apply(this, arguments); + } + }; + } + + // Returns a function that will only be executed up to (but not including) the + // Nth call. + function before(times, func) { + var memo; + return function() { + if (--times > 0) { + memo = func.apply(this, arguments); + } + if (times <= 1) func = null; + return memo; + }; + } + + // Returns a function that will be executed at most one time, no matter how + // often you call it. Useful for lazy initialization. + var once = partial(before, 2); + + // Returns the first key on an object that passes a truth test. + function findKey(obj, predicate, context) { + predicate = cb(predicate, context); + var _keys = keys(obj), key; + for (var i = 0, length = _keys.length; i < length; i++) { + key = _keys[i]; + if (predicate(obj[key], key, obj)) return key; + } + } + + // Internal function to generate `_.findIndex` and `_.findLastIndex`. + function createPredicateIndexFinder(dir) { + return function(array, predicate, context) { + predicate = cb(predicate, context); + var length = getLength(array); + var index = dir > 0 ? 0 : length - 1; + for (; index >= 0 && index < length; index += dir) { + if (predicate(array[index], index, array)) return index; + } + return -1; + }; + } + + // Returns the first index on an array-like that passes a truth test. + var findIndex = createPredicateIndexFinder(1); + + // Returns the last index on an array-like that passes a truth test. + var findLastIndex = createPredicateIndexFinder(-1); + + // Use a comparator function to figure out the smallest index at which + // an object should be inserted so as to maintain order. Uses binary search. + function sortedIndex(array, obj, iteratee, context) { + iteratee = cb(iteratee, context, 1); + var value = iteratee(obj); + var low = 0, high = getLength(array); + while (low < high) { + var mid = Math.floor((low + high) / 2); + if (iteratee(array[mid]) < value) low = mid + 1; else high = mid; + } + return low; + } + + // Internal function to generate the `_.indexOf` and `_.lastIndexOf` functions. + function createIndexFinder(dir, predicateFind, sortedIndex) { + return function(array, item, idx) { + var i = 0, length = getLength(array); + if (typeof idx == 'number') { + if (dir > 0) { + i = idx >= 0 ? idx : Math.max(idx + length, i); + } else { + length = idx >= 0 ? Math.min(idx + 1, length) : idx + length + 1; + } + } else if (sortedIndex && idx && length) { + idx = sortedIndex(array, item); + return array[idx] === item ? idx : -1; + } + if (item !== item) { + idx = predicateFind(slice.call(array, i, length), isNaN$1); + return idx >= 0 ? idx + i : -1; + } + for (idx = dir > 0 ? i : length - 1; idx >= 0 && idx < length; idx += dir) { + if (array[idx] === item) return idx; + } + return -1; + }; + } + + // Return the position of the first occurrence of an item in an array, + // or -1 if the item is not included in the array. + // If the array is large and already in sort order, pass `true` + // for **isSorted** to use binary search. + var indexOf = createIndexFinder(1, findIndex, sortedIndex); + + // Return the position of the last occurrence of an item in an array, + // or -1 if the item is not included in the array. + var lastIndexOf = createIndexFinder(-1, findLastIndex); + + // Return the first value which passes a truth test. + function find(obj, predicate, context) { + var keyFinder = isArrayLike(obj) ? findIndex : findKey; + var key = keyFinder(obj, predicate, context); + if (key !== void 0 && key !== -1) return obj[key]; + } + + // Convenience version of a common use case of `_.find`: getting the first + // object containing specific `key:value` pairs. + function findWhere(obj, attrs) { + return find(obj, matcher(attrs)); + } + + // The cornerstone for collection functions, an `each` + // implementation, aka `forEach`. + // Handles raw objects in addition to array-likes. Treats all + // sparse array-likes as if they were dense. + function each(obj, iteratee, context) { + iteratee = optimizeCb(iteratee, context); + var i, length; + if (isArrayLike(obj)) { + for (i = 0, length = obj.length; i < length; i++) { + iteratee(obj[i], i, obj); + } + } else { + var _keys = keys(obj); + for (i = 0, length = _keys.length; i < length; i++) { + iteratee(obj[_keys[i]], _keys[i], obj); + } + } + return obj; + } + + // Return the results of applying the iteratee to each element. + function map(obj, iteratee, context) { + iteratee = cb(iteratee, context); + var _keys = !isArrayLike(obj) && keys(obj), + length = (_keys || obj).length, + results = Array(length); + for (var index = 0; index < length; index++) { + var currentKey = _keys ? _keys[index] : index; + results[index] = iteratee(obj[currentKey], currentKey, obj); + } + return results; + } + + // Internal helper to create a reducing function, iterating left or right. + function createReduce(dir) { + // Wrap code that reassigns argument variables in a separate function than + // the one that accesses `arguments.length` to avoid a perf hit. (#1991) + var reducer = function(obj, iteratee, memo, initial) { + var _keys = !isArrayLike(obj) && keys(obj), + length = (_keys || obj).length, + index = dir > 0 ? 0 : length - 1; + if (!initial) { + memo = obj[_keys ? _keys[index] : index]; + index += dir; + } + for (; index >= 0 && index < length; index += dir) { + var currentKey = _keys ? _keys[index] : index; + memo = iteratee(memo, obj[currentKey], currentKey, obj); + } + return memo; + }; + + return function(obj, iteratee, memo, context) { + var initial = arguments.length >= 3; + return reducer(obj, optimizeCb(iteratee, context, 4), memo, initial); + }; + } + + // **Reduce** builds up a single result from a list of values, aka `inject`, + // or `foldl`. + var reduce = createReduce(1); + + // The right-associative version of reduce, also known as `foldr`. + var reduceRight = createReduce(-1); + + // Return all the elements that pass a truth test. + function filter(obj, predicate, context) { + var results = []; + predicate = cb(predicate, context); + each(obj, function(value, index, list) { + if (predicate(value, index, list)) results.push(value); + }); + return results; + } + + // Return all the elements for which a truth test fails. + function reject(obj, predicate, context) { + return filter(obj, negate(cb(predicate)), context); + } + + // Determine whether all of the elements pass a truth test. + function every(obj, predicate, context) { + predicate = cb(predicate, context); + var _keys = !isArrayLike(obj) && keys(obj), + length = (_keys || obj).length; + for (var index = 0; index < length; index++) { + var currentKey = _keys ? _keys[index] : index; + if (!predicate(obj[currentKey], currentKey, obj)) return false; + } + return true; + } + + // Determine if at least one element in the object passes a truth test. + function some(obj, predicate, context) { + predicate = cb(predicate, context); + var _keys = !isArrayLike(obj) && keys(obj), + length = (_keys || obj).length; + for (var index = 0; index < length; index++) { + var currentKey = _keys ? _keys[index] : index; + if (predicate(obj[currentKey], currentKey, obj)) return true; + } + return false; + } + + // Determine if the array or object contains a given item (using `===`). + function contains(obj, item, fromIndex, guard) { + if (!isArrayLike(obj)) obj = values(obj); + if (typeof fromIndex != 'number' || guard) fromIndex = 0; + return indexOf(obj, item, fromIndex) >= 0; + } + + // Invoke a method (with arguments) on every item in a collection. + var invoke = restArguments(function(obj, path, args) { + var contextPath, func; + if (isFunction$1(path)) { + func = path; + } else { + path = toPath$1(path); + contextPath = path.slice(0, -1); + path = path[path.length - 1]; + } + return map(obj, function(context) { + var method = func; + if (!method) { + if (contextPath && contextPath.length) { + context = deepGet(context, contextPath); + } + if (context == null) return void 0; + method = context[path]; + } + return method == null ? method : method.apply(context, args); + }); + }); + + // Convenience version of a common use case of `_.map`: fetching a property. + function pluck(obj, key) { + return map(obj, property(key)); + } + + // Convenience version of a common use case of `_.filter`: selecting only + // objects containing specific `key:value` pairs. + function where(obj, attrs) { + return filter(obj, matcher(attrs)); + } + + // Return the maximum element (or element-based computation). + function max(obj, iteratee, context) { + var result = -Infinity, lastComputed = -Infinity, + value, computed; + if (iteratee == null || typeof iteratee == 'number' && typeof obj[0] != 'object' && obj != null) { + obj = isArrayLike(obj) ? obj : values(obj); + for (var i = 0, length = obj.length; i < length; i++) { + value = obj[i]; + if (value != null && value > result) { + result = value; + } + } + } else { + iteratee = cb(iteratee, context); + each(obj, function(v, index, list) { + computed = iteratee(v, index, list); + if (computed > lastComputed || computed === -Infinity && result === -Infinity) { + result = v; + lastComputed = computed; + } + }); + } + return result; + } + + // Return the minimum element (or element-based computation). + function min(obj, iteratee, context) { + var result = Infinity, lastComputed = Infinity, + value, computed; + if (iteratee == null || typeof iteratee == 'number' && typeof obj[0] != 'object' && obj != null) { + obj = isArrayLike(obj) ? obj : values(obj); + for (var i = 0, length = obj.length; i < length; i++) { + value = obj[i]; + if (value != null && value < result) { + result = value; + } + } + } else { + iteratee = cb(iteratee, context); + each(obj, function(v, index, list) { + computed = iteratee(v, index, list); + if (computed < lastComputed || computed === Infinity && result === Infinity) { + result = v; + lastComputed = computed; + } + }); + } + return result; + } + + // Sample **n** random values from a collection using the modern version of the + // [Fisher-Yates shuffle](https://en.wikipedia.org/wiki/Fisher–Yates_shuffle). + // If **n** is not specified, returns a single random element. + // The internal `guard` argument allows it to work with `_.map`. + function sample(obj, n, guard) { + if (n == null || guard) { + if (!isArrayLike(obj)) obj = values(obj); + return obj[random(obj.length - 1)]; + } + var sample = isArrayLike(obj) ? clone(obj) : values(obj); + var length = getLength(sample); + n = Math.max(Math.min(n, length), 0); + var last = length - 1; + for (var index = 0; index < n; index++) { + var rand = random(index, last); + var temp = sample[index]; + sample[index] = sample[rand]; + sample[rand] = temp; + } + return sample.slice(0, n); + } + + // Shuffle a collection. + function shuffle(obj) { + return sample(obj, Infinity); + } + + // Sort the object's values by a criterion produced by an iteratee. + function sortBy(obj, iteratee, context) { + var index = 0; + iteratee = cb(iteratee, context); + return pluck(map(obj, function(value, key, list) { + return { + value: value, + index: index++, + criteria: iteratee(value, key, list) + }; + }).sort(function(left, right) { + var a = left.criteria; + var b = right.criteria; + if (a !== b) { + if (a > b || a === void 0) return 1; + if (a < b || b === void 0) return -1; + } + return left.index - right.index; + }), 'value'); + } + + // An internal function used for aggregate "group by" operations. + function group(behavior, partition) { + return function(obj, iteratee, context) { + var result = partition ? [[], []] : {}; + iteratee = cb(iteratee, context); + each(obj, function(value, index) { + var key = iteratee(value, index, obj); + behavior(result, value, key); + }); + return result; + }; + } + + // Groups the object's values by a criterion. Pass either a string attribute + // to group by, or a function that returns the criterion. + var groupBy = group(function(result, value, key) { + if (has(result, key)) result[key].push(value); else result[key] = [value]; + }); + + // Indexes the object's values by a criterion, similar to `_.groupBy`, but for + // when you know that your index values will be unique. + var indexBy = group(function(result, value, key) { + result[key] = value; + }); + + // Counts instances of an object that group by a certain criterion. Pass + // either a string attribute to count by, or a function that returns the + // criterion. + var countBy = group(function(result, value, key) { + if (has(result, key)) result[key]++; else result[key] = 1; + }); + + // Split a collection into two arrays: one whose elements all pass the given + // truth test, and one whose elements all do not pass the truth test. + var partition = group(function(result, value, pass) { + result[pass ? 0 : 1].push(value); + }, true); + + // Safely create a real, live array from anything iterable. + var reStrSymbol = /[^\ud800-\udfff]|[\ud800-\udbff][\udc00-\udfff]|[\ud800-\udfff]/g; + function toArray(obj) { + if (!obj) return []; + if (isArray(obj)) return slice.call(obj); + if (isString(obj)) { + // Keep surrogate pair characters together. + return obj.match(reStrSymbol); + } + if (isArrayLike(obj)) return map(obj, identity); + return values(obj); + } + + // Return the number of elements in a collection. + function size(obj) { + if (obj == null) return 0; + return isArrayLike(obj) ? obj.length : keys(obj).length; + } + + // Internal `_.pick` helper function to determine whether `key` is an enumerable + // property name of `obj`. + function keyInObj(value, key, obj) { + return key in obj; + } + + // Return a copy of the object only containing the allowed properties. + var pick = restArguments(function(obj, keys) { + var result = {}, iteratee = keys[0]; + if (obj == null) return result; + if (isFunction$1(iteratee)) { + if (keys.length > 1) iteratee = optimizeCb(iteratee, keys[1]); + keys = allKeys(obj); + } else { + iteratee = keyInObj; + keys = flatten(keys, false, false); + obj = Object(obj); + } + for (var i = 0, length = keys.length; i < length; i++) { + var key = keys[i]; + var value = obj[key]; + if (iteratee(value, key, obj)) result[key] = value; + } + return result; + }); + + // Return a copy of the object without the disallowed properties. + var omit = restArguments(function(obj, keys) { + var iteratee = keys[0], context; + if (isFunction$1(iteratee)) { + iteratee = negate(iteratee); + if (keys.length > 1) context = keys[1]; + } else { + keys = map(flatten(keys, false, false), String); + iteratee = function(value, key) { + return !contains(keys, key); + }; + } + return pick(obj, iteratee, context); + }); + + // Returns everything but the last entry of the array. Especially useful on + // the arguments object. Passing **n** will return all the values in + // the array, excluding the last N. + function initial(array, n, guard) { + return slice.call(array, 0, Math.max(0, array.length - (n == null || guard ? 1 : n))); + } + + // Get the first element of an array. Passing **n** will return the first N + // values in the array. The **guard** check allows it to work with `_.map`. + function first(array, n, guard) { + if (array == null || array.length < 1) return n == null || guard ? void 0 : []; + if (n == null || guard) return array[0]; + return initial(array, array.length - n); + } + + // Returns everything but the first entry of the `array`. Especially useful on + // the `arguments` object. Passing an **n** will return the rest N values in the + // `array`. + function rest(array, n, guard) { + return slice.call(array, n == null || guard ? 1 : n); + } + + // Get the last element of an array. Passing **n** will return the last N + // values in the array. + function last(array, n, guard) { + if (array == null || array.length < 1) return n == null || guard ? void 0 : []; + if (n == null || guard) return array[array.length - 1]; + return rest(array, Math.max(0, array.length - n)); + } + + // Trim out all falsy values from an array. + function compact(array) { + return filter(array, Boolean); + } + + // Flatten out an array, either recursively (by default), or up to `depth`. + // Passing `true` or `false` as `depth` means `1` or `Infinity`, respectively. + function flatten$1(array, depth) { + return flatten(array, depth, false); + } + + // Take the difference between one array and a number of other arrays. + // Only the elements present in just the first array will remain. + var difference = restArguments(function(array, rest) { + rest = flatten(rest, true, true); + return filter(array, function(value){ + return !contains(rest, value); + }); + }); + + // Return a version of the array that does not contain the specified value(s). + var without = restArguments(function(array, otherArrays) { + return difference(array, otherArrays); + }); + + // Produce a duplicate-free version of the array. If the array has already + // been sorted, you have the option of using a faster algorithm. + // The faster algorithm will not work with an iteratee if the iteratee + // is not a one-to-one function, so providing an iteratee will disable + // the faster algorithm. + function uniq(array, isSorted, iteratee, context) { + if (!isBoolean(isSorted)) { + context = iteratee; + iteratee = isSorted; + isSorted = false; + } + if (iteratee != null) iteratee = cb(iteratee, context); + var result = []; + var seen = []; + for (var i = 0, length = getLength(array); i < length; i++) { + var value = array[i], + computed = iteratee ? iteratee(value, i, array) : value; + if (isSorted && !iteratee) { + if (!i || seen !== computed) result.push(value); + seen = computed; + } else if (iteratee) { + if (!contains(seen, computed)) { + seen.push(computed); + result.push(value); + } + } else if (!contains(result, value)) { + result.push(value); + } + } + return result; + } + + // Produce an array that contains the union: each distinct element from all of + // the passed-in arrays. + var union = restArguments(function(arrays) { + return uniq(flatten(arrays, true, true)); + }); + + // Produce an array that contains every item shared between all the + // passed-in arrays. + function intersection(array) { + var result = []; + var argsLength = arguments.length; + for (var i = 0, length = getLength(array); i < length; i++) { + var item = array[i]; + if (contains(result, item)) continue; + var j; + for (j = 1; j < argsLength; j++) { + if (!contains(arguments[j], item)) break; + } + if (j === argsLength) result.push(item); + } + return result; + } + + // Complement of zip. Unzip accepts an array of arrays and groups + // each array's elements on shared indices. + function unzip(array) { + var length = array && max(array, getLength).length || 0; + var result = Array(length); + + for (var index = 0; index < length; index++) { + result[index] = pluck(array, index); + } + return result; + } + + // Zip together multiple lists into a single array -- elements that share + // an index go together. + var zip = restArguments(unzip); + + // Converts lists into objects. Pass either a single array of `[key, value]` + // pairs, or two parallel arrays of the same length -- one of keys, and one of + // the corresponding values. Passing by pairs is the reverse of `_.pairs`. + function object(list, values) { + var result = {}; + for (var i = 0, length = getLength(list); i < length; i++) { + if (values) { + result[list[i]] = values[i]; + } else { + result[list[i][0]] = list[i][1]; + } + } + return result; + } + + // Generate an integer Array containing an arithmetic progression. A port of + // the native Python `range()` function. See + // [the Python documentation](https://docs.python.org/library/functions.html#range). + function range(start, stop, step) { + if (stop == null) { + stop = start || 0; + start = 0; + } + if (!step) { + step = stop < start ? -1 : 1; + } + + var length = Math.max(Math.ceil((stop - start) / step), 0); + var range = Array(length); + + for (var idx = 0; idx < length; idx++, start += step) { + range[idx] = start; + } + + return range; + } + + // Chunk a single array into multiple arrays, each containing `count` or fewer + // items. + function chunk(array, count) { + if (count == null || count < 1) return []; + var result = []; + var i = 0, length = array.length; + while (i < length) { + result.push(slice.call(array, i, i += count)); + } + return result; + } + + // Helper function to continue chaining intermediate results. + function chainResult(instance, obj) { + return instance._chain ? _(obj).chain() : obj; + } + + // Add your own custom functions to the Underscore object. + function mixin(obj) { + each(functions(obj), function(name) { + var func = _[name] = obj[name]; + _.prototype[name] = function() { + var args = [this._wrapped]; + push.apply(args, arguments); + return chainResult(this, func.apply(_, args)); + }; + }); + return _; + } + + // Add all mutator `Array` functions to the wrapper. + each(['pop', 'push', 'reverse', 'shift', 'sort', 'splice', 'unshift'], function(name) { + var method = ArrayProto[name]; + _.prototype[name] = function() { + var obj = this._wrapped; + if (obj != null) { + method.apply(obj, arguments); + if ((name === 'shift' || name === 'splice') && obj.length === 0) { + delete obj[0]; + } + } + return chainResult(this, obj); + }; + }); + + // Add all accessor `Array` functions to the wrapper. + each(['concat', 'join', 'slice'], function(name) { + var method = ArrayProto[name]; + _.prototype[name] = function() { + var obj = this._wrapped; + if (obj != null) obj = method.apply(obj, arguments); + return chainResult(this, obj); + }; + }); + + // Named Exports + + var allExports = { + __proto__: null, + VERSION: VERSION, + restArguments: restArguments, + isObject: isObject, + isNull: isNull, + isUndefined: isUndefined, + isBoolean: isBoolean, + isElement: isElement, + isString: isString, + isNumber: isNumber, + isDate: isDate, + isRegExp: isRegExp, + isError: isError, + isSymbol: isSymbol, + isArrayBuffer: isArrayBuffer, + isDataView: isDataView$1, + isArray: isArray, + isFunction: isFunction$1, + isArguments: isArguments$1, + isFinite: isFinite$1, + isNaN: isNaN$1, + isTypedArray: isTypedArray$1, + isEmpty: isEmpty, + isMatch: isMatch, + isEqual: isEqual, + isMap: isMap, + isWeakMap: isWeakMap, + isSet: isSet, + isWeakSet: isWeakSet, + keys: keys, + allKeys: allKeys, + values: values, + pairs: pairs, + invert: invert, + functions: functions, + methods: functions, + extend: extend, + extendOwn: extendOwn, + assign: extendOwn, + defaults: defaults, + create: create, + clone: clone, + tap: tap, + get: get, + has: has$1, + mapObject: mapObject, + identity: identity, + constant: constant, + noop: noop, + toPath: toPath, + property: property, + propertyOf: propertyOf, + matcher: matcher, + matches: matcher, + times: times, + random: random, + now: now, + escape: _escape, + unescape: _unescape, + templateSettings: templateSettings, + template: template, + result: result, + uniqueId: uniqueId, + chain: chain, + iteratee: iteratee, + partial: partial, + bind: bind, + bindAll: bindAll, + memoize: memoize, + delay: delay, + defer: defer, + throttle: throttle, + debounce: debounce, + wrap: wrap, + negate: negate, + compose: compose, + after: after, + before: before, + once: once, + findKey: findKey, + findIndex: findIndex, + findLastIndex: findLastIndex, + sortedIndex: sortedIndex, + indexOf: indexOf, + lastIndexOf: lastIndexOf, + find: find, + detect: find, + findWhere: findWhere, + each: each, + forEach: each, + map: map, + collect: map, + reduce: reduce, + foldl: reduce, + inject: reduce, + reduceRight: reduceRight, + foldr: reduceRight, + filter: filter, + select: filter, + reject: reject, + every: every, + all: every, + some: some, + any: some, + contains: contains, + includes: contains, + include: contains, + invoke: invoke, + pluck: pluck, + where: where, + max: max, + min: min, + shuffle: shuffle, + sample: sample, + sortBy: sortBy, + groupBy: groupBy, + indexBy: indexBy, + countBy: countBy, + partition: partition, + toArray: toArray, + size: size, + pick: pick, + omit: omit, + first: first, + head: first, + take: first, + initial: initial, + last: last, + rest: rest, + tail: rest, + drop: rest, + compact: compact, + flatten: flatten$1, + without: without, + uniq: uniq, + unique: uniq, + union: union, + intersection: intersection, + difference: difference, + unzip: unzip, + transpose: unzip, + zip: zip, + object: object, + range: range, + chunk: chunk, + mixin: mixin, + 'default': _ + }; + + // Default Export + + // Add all of the Underscore functions to the wrapper object. + var _$1 = mixin(allExports); + // Legacy Node.js API. + _$1._ = _$1; + + return _$1; + +}))); +//# sourceMappingURL=underscore.js.map + + /***/ }), /***/ 64070: @@ -96519,6 +104446,7310 @@ module.exports.sync = (filePath, data, options) => { }; +/***/ }), + +/***/ 57286: +/***/ ((__unused_webpack_module, exports, __nccwpck_require__) => { + +function DOMParser(options){ + this.options = options ||{locator:{}}; +} + +DOMParser.prototype.parseFromString = function(source,mimeType){ + var options = this.options; + var sax = new XMLReader(); + var domBuilder = options.domBuilder || new DOMHandler();//contentHandler and LexicalHandler + var errorHandler = options.errorHandler; + var locator = options.locator; + var defaultNSMap = options.xmlns||{}; + var isHTML = /\/x?html?$/.test(mimeType);//mimeType.toLowerCase().indexOf('html') > -1; + var entityMap = isHTML?htmlEntity.entityMap:{'lt':'<','gt':'>','amp':'&','quot':'"','apos':"'"}; + if(locator){ + domBuilder.setDocumentLocator(locator) + } + + sax.errorHandler = buildErrorHandler(errorHandler,domBuilder,locator); + sax.domBuilder = options.domBuilder || domBuilder; + if(isHTML){ + defaultNSMap['']= 'http://www.w3.org/1999/xhtml'; + } + defaultNSMap.xml = defaultNSMap.xml || 'http://www.w3.org/XML/1998/namespace'; + if(source && typeof source === 'string'){ + sax.parse(source,defaultNSMap,entityMap); + }else{ + sax.errorHandler.error("invalid doc source"); + } + return domBuilder.doc; +} +function buildErrorHandler(errorImpl,domBuilder,locator){ + if(!errorImpl){ + if(domBuilder instanceof DOMHandler){ + return domBuilder; + } + errorImpl = domBuilder ; + } + var errorHandler = {} + var isCallback = errorImpl instanceof Function; + locator = locator||{} + function build(key){ + var fn = errorImpl[key]; + if(!fn && isCallback){ + fn = errorImpl.length == 2?function(msg){errorImpl(key,msg)}:errorImpl; + } + errorHandler[key] = fn && function(msg){ + fn('[xmldom '+key+']\t'+msg+_locator(locator)); + }||function(){}; + } + build('warning'); + build('error'); + build('fatalError'); + return errorHandler; +} + +//console.log('#\n\n\n\n\n\n\n####') +/** + * +ContentHandler+ErrorHandler + * +LexicalHandler+EntityResolver2 + * -DeclHandler-DTDHandler + * + * DefaultHandler:EntityResolver, DTDHandler, ContentHandler, ErrorHandler + * DefaultHandler2:DefaultHandler,LexicalHandler, DeclHandler, EntityResolver2 + * @link http://www.saxproject.org/apidoc/org/xml/sax/helpers/DefaultHandler.html + */ +function DOMHandler() { + this.cdata = false; +} +function position(locator,node){ + node.lineNumber = locator.lineNumber; + node.columnNumber = locator.columnNumber; +} +/** + * @see org.xml.sax.ContentHandler#startDocument + * @link http://www.saxproject.org/apidoc/org/xml/sax/ContentHandler.html + */ +DOMHandler.prototype = { + startDocument : function() { + this.doc = new DOMImplementation().createDocument(null, null, null); + if (this.locator) { + this.doc.documentURI = this.locator.systemId; + } + }, + startElement:function(namespaceURI, localName, qName, attrs) { + var doc = this.doc; + var el = doc.createElementNS(namespaceURI, qName||localName); + var len = attrs.length; + appendElement(this, el); + this.currentElement = el; + + this.locator && position(this.locator,el) + for (var i = 0 ; i < len; i++) { + var namespaceURI = attrs.getURI(i); + var value = attrs.getValue(i); + var qName = attrs.getQName(i); + var attr = doc.createAttributeNS(namespaceURI, qName); + this.locator &&position(attrs.getLocator(i),attr); + attr.value = attr.nodeValue = value; + el.setAttributeNode(attr) + } + }, + endElement:function(namespaceURI, localName, qName) { + var current = this.currentElement + var tagName = current.tagName; + this.currentElement = current.parentNode; + }, + startPrefixMapping:function(prefix, uri) { + }, + endPrefixMapping:function(prefix) { + }, + processingInstruction:function(target, data) { + var ins = this.doc.createProcessingInstruction(target, data); + this.locator && position(this.locator,ins) + appendElement(this, ins); + }, + ignorableWhitespace:function(ch, start, length) { + }, + characters:function(chars, start, length) { + chars = _toString.apply(this,arguments) + //console.log(chars) + if(chars){ + if (this.cdata) { + var charNode = this.doc.createCDATASection(chars); + } else { + var charNode = this.doc.createTextNode(chars); + } + if(this.currentElement){ + this.currentElement.appendChild(charNode); + }else if(/^\s*$/.test(chars)){ + this.doc.appendChild(charNode); + //process xml + } + this.locator && position(this.locator,charNode) + } + }, + skippedEntity:function(name) { + }, + endDocument:function() { + this.doc.normalize(); + }, + setDocumentLocator:function (locator) { + if(this.locator = locator){// && !('lineNumber' in locator)){ + locator.lineNumber = 0; + } + }, + //LexicalHandler + comment:function(chars, start, length) { + chars = _toString.apply(this,arguments) + var comm = this.doc.createComment(chars); + this.locator && position(this.locator,comm) + appendElement(this, comm); + }, + + startCDATA:function() { + //used in characters() methods + this.cdata = true; + }, + endCDATA:function() { + this.cdata = false; + }, + + startDTD:function(name, publicId, systemId) { + var impl = this.doc.implementation; + if (impl && impl.createDocumentType) { + var dt = impl.createDocumentType(name, publicId, systemId); + this.locator && position(this.locator,dt) + appendElement(this, dt); + } + }, + /** + * @see org.xml.sax.ErrorHandler + * @link http://www.saxproject.org/apidoc/org/xml/sax/ErrorHandler.html + */ + warning:function(error) { + console.warn('[xmldom warning]\t'+error,_locator(this.locator)); + }, + error:function(error) { + console.error('[xmldom error]\t'+error,_locator(this.locator)); + }, + fatalError:function(error) { + throw new ParseError(error, this.locator); + } +} +function _locator(l){ + if(l){ + return '\n@'+(l.systemId ||'')+'#[line:'+l.lineNumber+',col:'+l.columnNumber+']' + } +} +function _toString(chars,start,length){ + if(typeof chars == 'string'){ + return chars.substr(start,length) + }else{//java sax connect width xmldom on rhino(what about: "? && !(chars instanceof String)") + if(chars.length >= start+length || start){ + return new java.lang.String(chars,start,length)+''; + } + return chars; + } +} + +/* + * @link http://www.saxproject.org/apidoc/org/xml/sax/ext/LexicalHandler.html + * used method of org.xml.sax.ext.LexicalHandler: + * #comment(chars, start, length) + * #startCDATA() + * #endCDATA() + * #startDTD(name, publicId, systemId) + * + * + * IGNORED method of org.xml.sax.ext.LexicalHandler: + * #endDTD() + * #startEntity(name) + * #endEntity(name) + * + * + * @link http://www.saxproject.org/apidoc/org/xml/sax/ext/DeclHandler.html + * IGNORED method of org.xml.sax.ext.DeclHandler + * #attributeDecl(eName, aName, type, mode, value) + * #elementDecl(name, model) + * #externalEntityDecl(name, publicId, systemId) + * #internalEntityDecl(name, value) + * @link http://www.saxproject.org/apidoc/org/xml/sax/ext/EntityResolver2.html + * IGNORED method of org.xml.sax.EntityResolver2 + * #resolveEntity(String name,String publicId,String baseURI,String systemId) + * #resolveEntity(publicId, systemId) + * #getExternalSubset(name, baseURI) + * @link http://www.saxproject.org/apidoc/org/xml/sax/DTDHandler.html + * IGNORED method of org.xml.sax.DTDHandler + * #notationDecl(name, publicId, systemId) {}; + * #unparsedEntityDecl(name, publicId, systemId, notationName) {}; + */ +"endDTD,startEntity,endEntity,attributeDecl,elementDecl,externalEntityDecl,internalEntityDecl,resolveEntity,getExternalSubset,notationDecl,unparsedEntityDecl".replace(/\w+/g,function(key){ + DOMHandler.prototype[key] = function(){return null} +}) + +/* Private static helpers treated below as private instance methods, so don't need to add these to the public API; we might use a Relator to also get rid of non-standard public properties */ +function appendElement (hander,node) { + if (!hander.currentElement) { + hander.doc.appendChild(node); + } else { + hander.currentElement.appendChild(node); + } +}//appendChild and setAttributeNS are preformance key + +//if(typeof require == 'function'){ +var htmlEntity = __nccwpck_require__(15507); +var sax = __nccwpck_require__(42124); +var XMLReader = sax.XMLReader; +var ParseError = sax.ParseError; +var DOMImplementation = exports.DOMImplementation = __nccwpck_require__(84555).DOMImplementation; +exports.XMLSerializer = __nccwpck_require__(84555).XMLSerializer ; +exports.DOMParser = DOMParser; +exports.__DOMHandler = DOMHandler; +//} + + +/***/ }), + +/***/ 84555: +/***/ ((__unused_webpack_module, exports) => { + +var __webpack_unused_export__; +function copy(src,dest){ + for(var p in src){ + dest[p] = src[p]; + } +} +/** +^\w+\.prototype\.([_\w]+)\s*=\s*((?:.*\{\s*?[\r\n][\s\S]*?^})|\S.*?(?=[;\r\n]));? +^\w+\.prototype\.([_\w]+)\s*=\s*(\S.*?(?=[;\r\n]));? + */ +function _extends(Class,Super){ + var pt = Class.prototype; + if(!(pt instanceof Super)){ + function t(){}; + t.prototype = Super.prototype; + t = new t(); + copy(pt,t); + Class.prototype = pt = t; + } + if(pt.constructor != Class){ + if(typeof Class != 'function'){ + console.error("unknow Class:"+Class) + } + pt.constructor = Class + } +} +var htmlns = 'http://www.w3.org/1999/xhtml' ; +// Node Types +var NodeType = {} +var ELEMENT_NODE = NodeType.ELEMENT_NODE = 1; +var ATTRIBUTE_NODE = NodeType.ATTRIBUTE_NODE = 2; +var TEXT_NODE = NodeType.TEXT_NODE = 3; +var CDATA_SECTION_NODE = NodeType.CDATA_SECTION_NODE = 4; +var ENTITY_REFERENCE_NODE = NodeType.ENTITY_REFERENCE_NODE = 5; +var ENTITY_NODE = NodeType.ENTITY_NODE = 6; +var PROCESSING_INSTRUCTION_NODE = NodeType.PROCESSING_INSTRUCTION_NODE = 7; +var COMMENT_NODE = NodeType.COMMENT_NODE = 8; +var DOCUMENT_NODE = NodeType.DOCUMENT_NODE = 9; +var DOCUMENT_TYPE_NODE = NodeType.DOCUMENT_TYPE_NODE = 10; +var DOCUMENT_FRAGMENT_NODE = NodeType.DOCUMENT_FRAGMENT_NODE = 11; +var NOTATION_NODE = NodeType.NOTATION_NODE = 12; + +// ExceptionCode +var ExceptionCode = {} +var ExceptionMessage = {}; +var INDEX_SIZE_ERR = ExceptionCode.INDEX_SIZE_ERR = ((ExceptionMessage[1]="Index size error"),1); +var DOMSTRING_SIZE_ERR = ExceptionCode.DOMSTRING_SIZE_ERR = ((ExceptionMessage[2]="DOMString size error"),2); +var HIERARCHY_REQUEST_ERR = ExceptionCode.HIERARCHY_REQUEST_ERR = ((ExceptionMessage[3]="Hierarchy request error"),3); +var WRONG_DOCUMENT_ERR = ExceptionCode.WRONG_DOCUMENT_ERR = ((ExceptionMessage[4]="Wrong document"),4); +var INVALID_CHARACTER_ERR = ExceptionCode.INVALID_CHARACTER_ERR = ((ExceptionMessage[5]="Invalid character"),5); +var NO_DATA_ALLOWED_ERR = ExceptionCode.NO_DATA_ALLOWED_ERR = ((ExceptionMessage[6]="No data allowed"),6); +var NO_MODIFICATION_ALLOWED_ERR = ExceptionCode.NO_MODIFICATION_ALLOWED_ERR = ((ExceptionMessage[7]="No modification allowed"),7); +var NOT_FOUND_ERR = ExceptionCode.NOT_FOUND_ERR = ((ExceptionMessage[8]="Not found"),8); +var NOT_SUPPORTED_ERR = ExceptionCode.NOT_SUPPORTED_ERR = ((ExceptionMessage[9]="Not supported"),9); +var INUSE_ATTRIBUTE_ERR = ExceptionCode.INUSE_ATTRIBUTE_ERR = ((ExceptionMessage[10]="Attribute in use"),10); +//level2 +var INVALID_STATE_ERR = ExceptionCode.INVALID_STATE_ERR = ((ExceptionMessage[11]="Invalid state"),11); +var SYNTAX_ERR = ExceptionCode.SYNTAX_ERR = ((ExceptionMessage[12]="Syntax error"),12); +var INVALID_MODIFICATION_ERR = ExceptionCode.INVALID_MODIFICATION_ERR = ((ExceptionMessage[13]="Invalid modification"),13); +var NAMESPACE_ERR = ExceptionCode.NAMESPACE_ERR = ((ExceptionMessage[14]="Invalid namespace"),14); +var INVALID_ACCESS_ERR = ExceptionCode.INVALID_ACCESS_ERR = ((ExceptionMessage[15]="Invalid access"),15); + +/** + * DOM Level 2 + * Object DOMException + * @see http://www.w3.org/TR/2000/REC-DOM-Level-2-Core-20001113/ecma-script-binding.html + * @see http://www.w3.org/TR/REC-DOM-Level-1/ecma-script-language-binding.html + */ +function DOMException(code, message) { + if(message instanceof Error){ + var error = message; + }else{ + error = this; + Error.call(this, ExceptionMessage[code]); + this.message = ExceptionMessage[code]; + if(Error.captureStackTrace) Error.captureStackTrace(this, DOMException); + } + error.code = code; + if(message) this.message = this.message + ": " + message; + return error; +}; +DOMException.prototype = Error.prototype; +copy(ExceptionCode,DOMException) +/** + * @see http://www.w3.org/TR/2000/REC-DOM-Level-2-Core-20001113/core.html#ID-536297177 + * The NodeList interface provides the abstraction of an ordered collection of nodes, without defining or constraining how this collection is implemented. NodeList objects in the DOM are live. + * The items in the NodeList are accessible via an integral index, starting from 0. + */ +function NodeList() { +}; +NodeList.prototype = { + /** + * The number of nodes in the list. The range of valid child node indices is 0 to length-1 inclusive. + * @standard level1 + */ + length:0, + /** + * Returns the indexth item in the collection. If index is greater than or equal to the number of nodes in the list, this returns null. + * @standard level1 + * @param index unsigned long + * Index into the collection. + * @return Node + * The node at the indexth position in the NodeList, or null if that is not a valid index. + */ + item: function(index) { + return this[index] || null; + }, + toString:function(isHTML,nodeFilter){ + for(var buf = [], i = 0;i=0){ + var lastIndex = list.length-1 + while(i0 || key == 'xmlns'){ +// return null; +// } + //console.log() + var i = this.length; + while(i--){ + var attr = this[i]; + //console.log(attr.nodeName,key) + if(attr.nodeName == key){ + return attr; + } + } + }, + setNamedItem: function(attr) { + var el = attr.ownerElement; + if(el && el!=this._ownerElement){ + throw new DOMException(INUSE_ATTRIBUTE_ERR); + } + var oldAttr = this.getNamedItem(attr.nodeName); + _addNamedNode(this._ownerElement,this,attr,oldAttr); + return oldAttr; + }, + /* returns Node */ + setNamedItemNS: function(attr) {// raises: WRONG_DOCUMENT_ERR,NO_MODIFICATION_ALLOWED_ERR,INUSE_ATTRIBUTE_ERR + var el = attr.ownerElement, oldAttr; + if(el && el!=this._ownerElement){ + throw new DOMException(INUSE_ATTRIBUTE_ERR); + } + oldAttr = this.getNamedItemNS(attr.namespaceURI,attr.localName); + _addNamedNode(this._ownerElement,this,attr,oldAttr); + return oldAttr; + }, + + /* returns Node */ + removeNamedItem: function(key) { + var attr = this.getNamedItem(key); + _removeNamedNode(this._ownerElement,this,attr); + return attr; + + + },// raises: NOT_FOUND_ERR,NO_MODIFICATION_ALLOWED_ERR + + //for level2 + removeNamedItemNS:function(namespaceURI,localName){ + var attr = this.getNamedItemNS(namespaceURI,localName); + _removeNamedNode(this._ownerElement,this,attr); + return attr; + }, + getNamedItemNS: function(namespaceURI, localName) { + var i = this.length; + while(i--){ + var node = this[i]; + if(node.localName == localName && node.namespaceURI == namespaceURI){ + return node; + } + } + return null; + } +}; +/** + * @see http://www.w3.org/TR/REC-DOM-Level-1/level-one-core.html#ID-102161490 + */ +function DOMImplementation(/* Object */ features) { + this._features = {}; + if (features) { + for (var feature in features) { + this._features = features[feature]; + } + } +}; + +DOMImplementation.prototype = { + hasFeature: function(/* string */ feature, /* string */ version) { + var versions = this._features[feature.toLowerCase()]; + if (versions && (!version || version in versions)) { + return true; + } else { + return false; + } + }, + // Introduced in DOM Level 2: + createDocument:function(namespaceURI, qualifiedName, doctype){// raises:INVALID_CHARACTER_ERR,NAMESPACE_ERR,WRONG_DOCUMENT_ERR + var doc = new Document(); + doc.implementation = this; + doc.childNodes = new NodeList(); + doc.doctype = doctype; + if(doctype){ + doc.appendChild(doctype); + } + if(qualifiedName){ + var root = doc.createElementNS(namespaceURI,qualifiedName); + doc.appendChild(root); + } + return doc; + }, + // Introduced in DOM Level 2: + createDocumentType:function(qualifiedName, publicId, systemId){// raises:INVALID_CHARACTER_ERR,NAMESPACE_ERR + var node = new DocumentType(); + node.name = qualifiedName; + node.nodeName = qualifiedName; + node.publicId = publicId; + node.systemId = systemId; + // Introduced in DOM Level 2: + //readonly attribute DOMString internalSubset; + + //TODO:.. + // readonly attribute NamedNodeMap entities; + // readonly attribute NamedNodeMap notations; + return node; + } +}; + + +/** + * @see http://www.w3.org/TR/2000/REC-DOM-Level-2-Core-20001113/core.html#ID-1950641247 + */ + +function Node() { +}; + +Node.prototype = { + firstChild : null, + lastChild : null, + previousSibling : null, + nextSibling : null, + attributes : null, + parentNode : null, + childNodes : null, + ownerDocument : null, + nodeValue : null, + namespaceURI : null, + prefix : null, + localName : null, + // Modified in DOM Level 2: + insertBefore:function(newChild, refChild){//raises + return _insertBefore(this,newChild,refChild); + }, + replaceChild:function(newChild, oldChild){//raises + this.insertBefore(newChild,oldChild); + if(oldChild){ + this.removeChild(oldChild); + } + }, + removeChild:function(oldChild){ + return _removeChild(this,oldChild); + }, + appendChild:function(newChild){ + return this.insertBefore(newChild,null); + }, + hasChildNodes:function(){ + return this.firstChild != null; + }, + cloneNode:function(deep){ + return cloneNode(this.ownerDocument||this,this,deep); + }, + // Modified in DOM Level 2: + normalize:function(){ + var child = this.firstChild; + while(child){ + var next = child.nextSibling; + if(next && next.nodeType == TEXT_NODE && child.nodeType == TEXT_NODE){ + this.removeChild(next); + child.appendData(next.data); + }else{ + child.normalize(); + child = next; + } + } + }, + // Introduced in DOM Level 2: + isSupported:function(feature, version){ + return this.ownerDocument.implementation.hasFeature(feature,version); + }, + // Introduced in DOM Level 2: + hasAttributes:function(){ + return this.attributes.length>0; + }, + lookupPrefix:function(namespaceURI){ + var el = this; + while(el){ + var map = el._nsMap; + //console.dir(map) + if(map){ + for(var n in map){ + if(map[n] == namespaceURI){ + return n; + } + } + } + el = el.nodeType == ATTRIBUTE_NODE?el.ownerDocument : el.parentNode; + } + return null; + }, + // Introduced in DOM Level 3: + lookupNamespaceURI:function(prefix){ + var el = this; + while(el){ + var map = el._nsMap; + //console.dir(map) + if(map){ + if(prefix in map){ + return map[prefix] ; + } + } + el = el.nodeType == ATTRIBUTE_NODE?el.ownerDocument : el.parentNode; + } + return null; + }, + // Introduced in DOM Level 3: + isDefaultNamespace:function(namespaceURI){ + var prefix = this.lookupPrefix(namespaceURI); + return prefix == null; + } +}; + + +function _xmlEncoder(c){ + return c == '<' && '<' || + c == '>' && '>' || + c == '&' && '&' || + c == '"' && '"' || + '&#'+c.charCodeAt()+';' +} + + +copy(NodeType,Node); +copy(NodeType,Node.prototype); + +/** + * @param callback return true for continue,false for break + * @return boolean true: break visit; + */ +function _visitNode(node,callback){ + if(callback(node)){ + return true; + } + if(node = node.firstChild){ + do{ + if(_visitNode(node,callback)){return true} + }while(node=node.nextSibling) + } +} + + + +function Document(){ +} +function _onAddAttribute(doc,el,newAttr){ + doc && doc._inc++; + var ns = newAttr.namespaceURI ; + if(ns == 'http://www.w3.org/2000/xmlns/'){ + //update namespace + el._nsMap[newAttr.prefix?newAttr.localName:''] = newAttr.value + } +} +function _onRemoveAttribute(doc,el,newAttr,remove){ + doc && doc._inc++; + var ns = newAttr.namespaceURI ; + if(ns == 'http://www.w3.org/2000/xmlns/'){ + //update namespace + delete el._nsMap[newAttr.prefix?newAttr.localName:''] + } +} +function _onUpdateChild(doc,el,newChild){ + if(doc && doc._inc){ + doc._inc++; + //update childNodes + var cs = el.childNodes; + if(newChild){ + cs[cs.length++] = newChild; + }else{ + //console.log(1) + var child = el.firstChild; + var i = 0; + while(child){ + cs[i++] = child; + child =child.nextSibling; + } + cs.length = i; + } + } +} + +/** + * attributes; + * children; + * + * writeable properties: + * nodeValue,Attr:value,CharacterData:data + * prefix + */ +function _removeChild(parentNode,child){ + var previous = child.previousSibling; + var next = child.nextSibling; + if(previous){ + previous.nextSibling = next; + }else{ + parentNode.firstChild = next + } + if(next){ + next.previousSibling = previous; + }else{ + parentNode.lastChild = previous; + } + _onUpdateChild(parentNode.ownerDocument,parentNode); + return child; +} +/** + * preformance key(refChild == null) + */ +function _insertBefore(parentNode,newChild,nextChild){ + var cp = newChild.parentNode; + if(cp){ + cp.removeChild(newChild);//remove and update + } + if(newChild.nodeType === DOCUMENT_FRAGMENT_NODE){ + var newFirst = newChild.firstChild; + if (newFirst == null) { + return newChild; + } + var newLast = newChild.lastChild; + }else{ + newFirst = newLast = newChild; + } + var pre = nextChild ? nextChild.previousSibling : parentNode.lastChild; + + newFirst.previousSibling = pre; + newLast.nextSibling = nextChild; + + + if(pre){ + pre.nextSibling = newFirst; + }else{ + parentNode.firstChild = newFirst; + } + if(nextChild == null){ + parentNode.lastChild = newLast; + }else{ + nextChild.previousSibling = newLast; + } + do{ + newFirst.parentNode = parentNode; + }while(newFirst !== newLast && (newFirst= newFirst.nextSibling)) + _onUpdateChild(parentNode.ownerDocument||parentNode,parentNode); + //console.log(parentNode.lastChild.nextSibling == null) + if (newChild.nodeType == DOCUMENT_FRAGMENT_NODE) { + newChild.firstChild = newChild.lastChild = null; + } + return newChild; +} +function _appendSingleChild(parentNode,newChild){ + var cp = newChild.parentNode; + if(cp){ + var pre = parentNode.lastChild; + cp.removeChild(newChild);//remove and update + var pre = parentNode.lastChild; + } + var pre = parentNode.lastChild; + newChild.parentNode = parentNode; + newChild.previousSibling = pre; + newChild.nextSibling = null; + if(pre){ + pre.nextSibling = newChild; + }else{ + parentNode.firstChild = newChild; + } + parentNode.lastChild = newChild; + _onUpdateChild(parentNode.ownerDocument,parentNode,newChild); + return newChild; + //console.log("__aa",parentNode.lastChild.nextSibling == null) +} +Document.prototype = { + //implementation : null, + nodeName : '#document', + nodeType : DOCUMENT_NODE, + doctype : null, + documentElement : null, + _inc : 1, + + insertBefore : function(newChild, refChild){//raises + if(newChild.nodeType == DOCUMENT_FRAGMENT_NODE){ + var child = newChild.firstChild; + while(child){ + var next = child.nextSibling; + this.insertBefore(child,refChild); + child = next; + } + return newChild; + } + if(this.documentElement == null && newChild.nodeType == ELEMENT_NODE){ + this.documentElement = newChild; + } + + return _insertBefore(this,newChild,refChild),(newChild.ownerDocument = this),newChild; + }, + removeChild : function(oldChild){ + if(this.documentElement == oldChild){ + this.documentElement = null; + } + return _removeChild(this,oldChild); + }, + // Introduced in DOM Level 2: + importNode : function(importedNode,deep){ + return importNode(this,importedNode,deep); + }, + // Introduced in DOM Level 2: + getElementById : function(id){ + var rtv = null; + _visitNode(this.documentElement,function(node){ + if(node.nodeType == ELEMENT_NODE){ + if(node.getAttribute('id') == id){ + rtv = node; + return true; + } + } + }) + return rtv; + }, + + getElementsByClassName: function(className) { + var pattern = new RegExp("(^|\\s)" + className + "(\\s|$)"); + return new LiveNodeList(this, function(base) { + var ls = []; + _visitNode(base.documentElement, function(node) { + if(node !== base && node.nodeType == ELEMENT_NODE) { + if(pattern.test(node.getAttribute('class'))) { + ls.push(node); + } + } + }); + return ls; + }); + }, + + //document factory method: + createElement : function(tagName){ + var node = new Element(); + node.ownerDocument = this; + node.nodeName = tagName; + node.tagName = tagName; + node.childNodes = new NodeList(); + var attrs = node.attributes = new NamedNodeMap(); + attrs._ownerElement = node; + return node; + }, + createDocumentFragment : function(){ + var node = new DocumentFragment(); + node.ownerDocument = this; + node.childNodes = new NodeList(); + return node; + }, + createTextNode : function(data){ + var node = new Text(); + node.ownerDocument = this; + node.appendData(data) + return node; + }, + createComment : function(data){ + var node = new Comment(); + node.ownerDocument = this; + node.appendData(data) + return node; + }, + createCDATASection : function(data){ + var node = new CDATASection(); + node.ownerDocument = this; + node.appendData(data) + return node; + }, + createProcessingInstruction : function(target,data){ + var node = new ProcessingInstruction(); + node.ownerDocument = this; + node.tagName = node.target = target; + node.nodeValue= node.data = data; + return node; + }, + createAttribute : function(name){ + var node = new Attr(); + node.ownerDocument = this; + node.name = name; + node.nodeName = name; + node.localName = name; + node.specified = true; + return node; + }, + createEntityReference : function(name){ + var node = new EntityReference(); + node.ownerDocument = this; + node.nodeName = name; + return node; + }, + // Introduced in DOM Level 2: + createElementNS : function(namespaceURI,qualifiedName){ + var node = new Element(); + var pl = qualifiedName.split(':'); + var attrs = node.attributes = new NamedNodeMap(); + node.childNodes = new NodeList(); + node.ownerDocument = this; + node.nodeName = qualifiedName; + node.tagName = qualifiedName; + node.namespaceURI = namespaceURI; + if(pl.length == 2){ + node.prefix = pl[0]; + node.localName = pl[1]; + }else{ + //el.prefix = null; + node.localName = qualifiedName; + } + attrs._ownerElement = node; + return node; + }, + // Introduced in DOM Level 2: + createAttributeNS : function(namespaceURI,qualifiedName){ + var node = new Attr(); + var pl = qualifiedName.split(':'); + node.ownerDocument = this; + node.nodeName = qualifiedName; + node.name = qualifiedName; + node.namespaceURI = namespaceURI; + node.specified = true; + if(pl.length == 2){ + node.prefix = pl[0]; + node.localName = pl[1]; + }else{ + //el.prefix = null; + node.localName = qualifiedName; + } + return node; + } +}; +_extends(Document,Node); + + +function Element() { + this._nsMap = {}; +}; +Element.prototype = { + nodeType : ELEMENT_NODE, + hasAttribute : function(name){ + return this.getAttributeNode(name)!=null; + }, + getAttribute : function(name){ + var attr = this.getAttributeNode(name); + return attr && attr.value || ''; + }, + getAttributeNode : function(name){ + return this.attributes.getNamedItem(name); + }, + setAttribute : function(name, value){ + var attr = this.ownerDocument.createAttribute(name); + attr.value = attr.nodeValue = "" + value; + this.setAttributeNode(attr) + }, + removeAttribute : function(name){ + var attr = this.getAttributeNode(name) + attr && this.removeAttributeNode(attr); + }, + + //four real opeartion method + appendChild:function(newChild){ + if(newChild.nodeType === DOCUMENT_FRAGMENT_NODE){ + return this.insertBefore(newChild,null); + }else{ + return _appendSingleChild(this,newChild); + } + }, + setAttributeNode : function(newAttr){ + return this.attributes.setNamedItem(newAttr); + }, + setAttributeNodeNS : function(newAttr){ + return this.attributes.setNamedItemNS(newAttr); + }, + removeAttributeNode : function(oldAttr){ + //console.log(this == oldAttr.ownerElement) + return this.attributes.removeNamedItem(oldAttr.nodeName); + }, + //get real attribute name,and remove it by removeAttributeNode + removeAttributeNS : function(namespaceURI, localName){ + var old = this.getAttributeNodeNS(namespaceURI, localName); + old && this.removeAttributeNode(old); + }, + + hasAttributeNS : function(namespaceURI, localName){ + return this.getAttributeNodeNS(namespaceURI, localName)!=null; + }, + getAttributeNS : function(namespaceURI, localName){ + var attr = this.getAttributeNodeNS(namespaceURI, localName); + return attr && attr.value || ''; + }, + setAttributeNS : function(namespaceURI, qualifiedName, value){ + var attr = this.ownerDocument.createAttributeNS(namespaceURI, qualifiedName); + attr.value = attr.nodeValue = "" + value; + this.setAttributeNode(attr) + }, + getAttributeNodeNS : function(namespaceURI, localName){ + return this.attributes.getNamedItemNS(namespaceURI, localName); + }, + + getElementsByTagName : function(tagName){ + return new LiveNodeList(this,function(base){ + var ls = []; + _visitNode(base,function(node){ + if(node !== base && node.nodeType == ELEMENT_NODE && (tagName === '*' || node.tagName == tagName)){ + ls.push(node); + } + }); + return ls; + }); + }, + getElementsByTagNameNS : function(namespaceURI, localName){ + return new LiveNodeList(this,function(base){ + var ls = []; + _visitNode(base,function(node){ + if(node !== base && node.nodeType === ELEMENT_NODE && (namespaceURI === '*' || node.namespaceURI === namespaceURI) && (localName === '*' || node.localName == localName)){ + ls.push(node); + } + }); + return ls; + + }); + } +}; +Document.prototype.getElementsByTagName = Element.prototype.getElementsByTagName; +Document.prototype.getElementsByTagNameNS = Element.prototype.getElementsByTagNameNS; + + +_extends(Element,Node); +function Attr() { +}; +Attr.prototype.nodeType = ATTRIBUTE_NODE; +_extends(Attr,Node); + + +function CharacterData() { +}; +CharacterData.prototype = { + data : '', + substringData : function(offset, count) { + return this.data.substring(offset, offset+count); + }, + appendData: function(text) { + text = this.data+text; + this.nodeValue = this.data = text; + this.length = text.length; + }, + insertData: function(offset,text) { + this.replaceData(offset,0,text); + + }, + appendChild:function(newChild){ + throw new Error(ExceptionMessage[HIERARCHY_REQUEST_ERR]) + }, + deleteData: function(offset, count) { + this.replaceData(offset,count,""); + }, + replaceData: function(offset, count, text) { + var start = this.data.substring(0,offset); + var end = this.data.substring(offset+count); + text = start + text + end; + this.nodeValue = this.data = text; + this.length = text.length; + } +} +_extends(CharacterData,Node); +function Text() { +}; +Text.prototype = { + nodeName : "#text", + nodeType : TEXT_NODE, + splitText : function(offset) { + var text = this.data; + var newText = text.substring(offset); + text = text.substring(0, offset); + this.data = this.nodeValue = text; + this.length = text.length; + var newNode = this.ownerDocument.createTextNode(newText); + if(this.parentNode){ + this.parentNode.insertBefore(newNode, this.nextSibling); + } + return newNode; + } +} +_extends(Text,CharacterData); +function Comment() { +}; +Comment.prototype = { + nodeName : "#comment", + nodeType : COMMENT_NODE +} +_extends(Comment,CharacterData); + +function CDATASection() { +}; +CDATASection.prototype = { + nodeName : "#cdata-section", + nodeType : CDATA_SECTION_NODE +} +_extends(CDATASection,CharacterData); + + +function DocumentType() { +}; +DocumentType.prototype.nodeType = DOCUMENT_TYPE_NODE; +_extends(DocumentType,Node); + +function Notation() { +}; +Notation.prototype.nodeType = NOTATION_NODE; +_extends(Notation,Node); + +function Entity() { +}; +Entity.prototype.nodeType = ENTITY_NODE; +_extends(Entity,Node); + +function EntityReference() { +}; +EntityReference.prototype.nodeType = ENTITY_REFERENCE_NODE; +_extends(EntityReference,Node); + +function DocumentFragment() { +}; +DocumentFragment.prototype.nodeName = "#document-fragment"; +DocumentFragment.prototype.nodeType = DOCUMENT_FRAGMENT_NODE; +_extends(DocumentFragment,Node); + + +function ProcessingInstruction() { +} +ProcessingInstruction.prototype.nodeType = PROCESSING_INSTRUCTION_NODE; +_extends(ProcessingInstruction,Node); +function XMLSerializer(){} +XMLSerializer.prototype.serializeToString = function(node,isHtml,nodeFilter){ + return nodeSerializeToString.call(node,isHtml,nodeFilter); +} +Node.prototype.toString = nodeSerializeToString; +function nodeSerializeToString(isHtml,nodeFilter){ + var buf = []; + var refNode = this.nodeType == 9 && this.documentElement || this; + var prefix = refNode.prefix; + var uri = refNode.namespaceURI; + + if(uri && prefix == null){ + //console.log(prefix) + var prefix = refNode.lookupPrefix(uri); + if(prefix == null){ + //isHTML = true; + var visibleNamespaces=[ + {namespace:uri,prefix:null} + //{namespace:uri,prefix:''} + ] + } + } + serializeToString(this,buf,isHtml,nodeFilter,visibleNamespaces); + //console.log('###',this.nodeType,uri,prefix,buf.join('')) + return buf.join(''); +} +function needNamespaceDefine(node,isHTML, visibleNamespaces) { + var prefix = node.prefix||''; + var uri = node.namespaceURI; + if (!prefix && !uri){ + return false; + } + if (prefix === "xml" && uri === "http://www.w3.org/XML/1998/namespace" + || uri == 'http://www.w3.org/2000/xmlns/'){ + return false; + } + + var i = visibleNamespaces.length + //console.log('@@@@',node.tagName,prefix,uri,visibleNamespaces) + while (i--) { + var ns = visibleNamespaces[i]; + // get namespace prefix + //console.log(node.nodeType,node.tagName,ns.prefix,prefix) + if (ns.prefix == prefix){ + return ns.namespace != uri; + } + } + //console.log(isHTML,uri,prefix=='') + //if(isHTML && prefix ==null && uri == 'http://www.w3.org/1999/xhtml'){ + // return false; + //} + //node.flag = '11111' + //console.error(3,true,node.flag,node.prefix,node.namespaceURI) + return true; +} +function serializeToString(node,buf,isHTML,nodeFilter,visibleNamespaces){ + if(nodeFilter){ + node = nodeFilter(node); + if(node){ + if(typeof node == 'string'){ + buf.push(node); + return; + } + }else{ + return; + } + //buf.sort.apply(attrs, attributeSorter); + } + switch(node.nodeType){ + case ELEMENT_NODE: + if (!visibleNamespaces) visibleNamespaces = []; + var startVisibleNamespaces = visibleNamespaces.length; + var attrs = node.attributes; + var len = attrs.length; + var child = node.firstChild; + var nodeName = node.tagName; + + isHTML = (htmlns === node.namespaceURI) ||isHTML + buf.push('<',nodeName); + + + + for(var i=0;i'); + //if is cdata child node + if(isHTML && /^script$/i.test(nodeName)){ + while(child){ + if(child.data){ + buf.push(child.data); + }else{ + serializeToString(child,buf,isHTML,nodeFilter,visibleNamespaces); + } + child = child.nextSibling; + } + }else + { + while(child){ + serializeToString(child,buf,isHTML,nodeFilter,visibleNamespaces); + child = child.nextSibling; + } + } + buf.push(''); + }else{ + buf.push('/>'); + } + // remove added visible namespaces + //visibleNamespaces.length = startVisibleNamespaces; + return; + case DOCUMENT_NODE: + case DOCUMENT_FRAGMENT_NODE: + var child = node.firstChild; + while(child){ + serializeToString(child,buf,isHTML,nodeFilter,visibleNamespaces); + child = child.nextSibling; + } + return; + case ATTRIBUTE_NODE: + /** + * Well-formedness constraint: No < in Attribute Values + * The replacement text of any entity referred to directly or indirectly in an attribute value must not contain a <. + * @see https://www.w3.org/TR/xml/#CleanAttrVals + * @see https://www.w3.org/TR/xml/#NT-AttValue + */ + return buf.push(' ', node.name, '="', node.value.replace(/[<&"]/g,_xmlEncoder), '"'); + case TEXT_NODE: + /** + * The ampersand character (&) and the left angle bracket (<) must not appear in their literal form, + * except when used as markup delimiters, or within a comment, a processing instruction, or a CDATA section. + * If they are needed elsewhere, they must be escaped using either numeric character references or the strings + * `&` and `<` respectively. + * The right angle bracket (>) may be represented using the string " > ", and must, for compatibility, + * be escaped using either `>` or a character reference when it appears in the string `]]>` in content, + * when that string is not marking the end of a CDATA section. + * + * In the content of elements, character data is any string of characters + * which does not contain the start-delimiter of any markup + * and does not include the CDATA-section-close delimiter, `]]>`. + * + * @see https://www.w3.org/TR/xml/#NT-CharData + */ + return buf.push(node.data + .replace(/[<&]/g,_xmlEncoder) + .replace(/]]>/g, ']]>') + ); + case CDATA_SECTION_NODE: + return buf.push( ''); + case COMMENT_NODE: + return buf.push( ""); + case DOCUMENT_TYPE_NODE: + var pubid = node.publicId; + var sysid = node.systemId; + buf.push(''); + }else if(sysid && sysid!='.'){ + buf.push(' SYSTEM ', sysid, '>'); + }else{ + var sub = node.internalSubset; + if(sub){ + buf.push(" [",sub,"]"); + } + buf.push(">"); + } + return; + case PROCESSING_INSTRUCTION_NODE: + return buf.push( ""); + case ENTITY_REFERENCE_NODE: + return buf.push( '&',node.nodeName,';'); + //case ENTITY_NODE: + //case NOTATION_NODE: + default: + buf.push('??',node.nodeName); + } +} +function importNode(doc,node,deep){ + var node2; + switch (node.nodeType) { + case ELEMENT_NODE: + node2 = node.cloneNode(false); + node2.ownerDocument = doc; + //var attrs = node2.attributes; + //var len = attrs.length; + //for(var i=0;i { + +exports.entityMap = { + lt: '<', + gt: '>', + amp: '&', + quot: '"', + apos: "'", + Agrave: "À", + Aacute: "Á", + Acirc: "Â", + Atilde: "Ã", + Auml: "Ä", + Aring: "Å", + AElig: "Æ", + Ccedil: "Ç", + Egrave: "È", + Eacute: "É", + Ecirc: "Ê", + Euml: "Ë", + Igrave: "Ì", + Iacute: "Í", + Icirc: "Î", + Iuml: "Ï", + ETH: "Ð", + Ntilde: "Ñ", + Ograve: "Ò", + Oacute: "Ó", + Ocirc: "Ô", + Otilde: "Õ", + Ouml: "Ö", + Oslash: "Ø", + Ugrave: "Ù", + Uacute: "Ú", + Ucirc: "Û", + Uuml: "Ü", + Yacute: "Ý", + THORN: "Þ", + szlig: "ß", + agrave: "à", + aacute: "á", + acirc: "â", + atilde: "ã", + auml: "ä", + aring: "å", + aelig: "æ", + ccedil: "ç", + egrave: "è", + eacute: "é", + ecirc: "ê", + euml: "ë", + igrave: "ì", + iacute: "í", + icirc: "î", + iuml: "ï", + eth: "ð", + ntilde: "ñ", + ograve: "ò", + oacute: "ó", + ocirc: "ô", + otilde: "õ", + ouml: "ö", + oslash: "ø", + ugrave: "ù", + uacute: "ú", + ucirc: "û", + uuml: "ü", + yacute: "ý", + thorn: "þ", + yuml: "ÿ", + nbsp: "\u00a0", + iexcl: "¡", + cent: "¢", + pound: "£", + curren: "¤", + yen: "¥", + brvbar: "¦", + sect: "§", + uml: "¨", + copy: "©", + ordf: "ª", + laquo: "«", + not: "¬", + shy: "­­", + reg: "®", + macr: "¯", + deg: "°", + plusmn: "±", + sup2: "²", + sup3: "³", + acute: "´", + micro: "µ", + para: "¶", + middot: "·", + cedil: "¸", + sup1: "¹", + ordm: "º", + raquo: "»", + frac14: "¼", + frac12: "½", + frac34: "¾", + iquest: "¿", + times: "×", + divide: "÷", + forall: "∀", + part: "∂", + exist: "∃", + empty: "∅", + nabla: "∇", + isin: "∈", + notin: "∉", + ni: "∋", + prod: "∏", + sum: "∑", + minus: "−", + lowast: "∗", + radic: "√", + prop: "∝", + infin: "∞", + ang: "∠", + and: "∧", + or: "∨", + cap: "∩", + cup: "∪", + 'int': "∫", + there4: "∴", + sim: "∼", + cong: "≅", + asymp: "≈", + ne: "≠", + equiv: "≡", + le: "≤", + ge: "≥", + sub: "⊂", + sup: "⊃", + nsub: "⊄", + sube: "⊆", + supe: "⊇", + oplus: "⊕", + otimes: "⊗", + perp: "⊥", + sdot: "⋅", + Alpha: "Α", + Beta: "Β", + Gamma: "Γ", + Delta: "Δ", + Epsilon: "Ε", + Zeta: "Ζ", + Eta: "Η", + Theta: "Θ", + Iota: "Ι", + Kappa: "Κ", + Lambda: "Λ", + Mu: "Μ", + Nu: "Ν", + Xi: "Ξ", + Omicron: "Ο", + Pi: "Π", + Rho: "Ρ", + Sigma: "Σ", + Tau: "Τ", + Upsilon: "Υ", + Phi: "Φ", + Chi: "Χ", + Psi: "Ψ", + Omega: "Ω", + alpha: "α", + beta: "β", + gamma: "γ", + delta: "δ", + epsilon: "ε", + zeta: "ζ", + eta: "η", + theta: "θ", + iota: "ι", + kappa: "κ", + lambda: "λ", + mu: "μ", + nu: "ν", + xi: "ξ", + omicron: "ο", + pi: "π", + rho: "ρ", + sigmaf: "ς", + sigma: "σ", + tau: "τ", + upsilon: "υ", + phi: "φ", + chi: "χ", + psi: "ψ", + omega: "ω", + thetasym: "ϑ", + upsih: "ϒ", + piv: "ϖ", + OElig: "Œ", + oelig: "œ", + Scaron: "Š", + scaron: "š", + Yuml: "Ÿ", + fnof: "ƒ", + circ: "ˆ", + tilde: "˜", + ensp: " ", + emsp: " ", + thinsp: " ", + zwnj: "‌", + zwj: "‍", + lrm: "‎", + rlm: "‏", + ndash: "–", + mdash: "—", + lsquo: "‘", + rsquo: "’", + sbquo: "‚", + ldquo: "“", + rdquo: "”", + bdquo: "„", + dagger: "†", + Dagger: "‡", + bull: "•", + hellip: "…", + permil: "‰", + prime: "′", + Prime: "″", + lsaquo: "‹", + rsaquo: "›", + oline: "‾", + euro: "€", + trade: "™", + larr: "←", + uarr: "↑", + rarr: "→", + darr: "↓", + harr: "↔", + crarr: "↵", + lceil: "⌈", + rceil: "⌉", + lfloor: "⌊", + rfloor: "⌋", + loz: "◊", + spades: "♠", + clubs: "♣", + hearts: "♥", + diams: "♦" +}; + + +/***/ }), + +/***/ 42124: +/***/ ((__unused_webpack_module, exports) => { + +//[4] NameStartChar ::= ":" | [A-Z] | "_" | [a-z] | [#xC0-#xD6] | [#xD8-#xF6] | [#xF8-#x2FF] | [#x370-#x37D] | [#x37F-#x1FFF] | [#x200C-#x200D] | [#x2070-#x218F] | [#x2C00-#x2FEF] | [#x3001-#xD7FF] | [#xF900-#xFDCF] | [#xFDF0-#xFFFD] | [#x10000-#xEFFFF] +//[4a] NameChar ::= NameStartChar | "-" | "." | [0-9] | #xB7 | [#x0300-#x036F] | [#x203F-#x2040] +//[5] Name ::= NameStartChar (NameChar)* +var nameStartChar = /[A-Z_a-z\xC0-\xD6\xD8-\xF6\u00F8-\u02FF\u0370-\u037D\u037F-\u1FFF\u200C-\u200D\u2070-\u218F\u2C00-\u2FEF\u3001-\uD7FF\uF900-\uFDCF\uFDF0-\uFFFD]///\u10000-\uEFFFF +var nameChar = new RegExp("[\\-\\.0-9"+nameStartChar.source.slice(1,-1)+"\\u00B7\\u0300-\\u036F\\u203F-\\u2040]"); +var tagNamePattern = new RegExp('^'+nameStartChar.source+nameChar.source+'*(?:\:'+nameStartChar.source+nameChar.source+'*)?$'); +//var tagNamePattern = /^[a-zA-Z_][\w\-\.]*(?:\:[a-zA-Z_][\w\-\.]*)?$/ +//var handlers = 'resolveEntity,getExternalSubset,characters,endDocument,endElement,endPrefixMapping,ignorableWhitespace,processingInstruction,setDocumentLocator,skippedEntity,startDocument,startElement,startPrefixMapping,notationDecl,unparsedEntityDecl,error,fatalError,warning,attributeDecl,elementDecl,externalEntityDecl,internalEntityDecl,comment,endCDATA,endDTD,endEntity,startCDATA,startDTD,startEntity'.split(',') + +//S_TAG, S_ATTR, S_EQ, S_ATTR_NOQUOT_VALUE +//S_ATTR_SPACE, S_ATTR_END, S_TAG_SPACE, S_TAG_CLOSE +var S_TAG = 0;//tag name offerring +var S_ATTR = 1;//attr name offerring +var S_ATTR_SPACE=2;//attr name end and space offer +var S_EQ = 3;//=space? +var S_ATTR_NOQUOT_VALUE = 4;//attr value(no quot value only) +var S_ATTR_END = 5;//attr value end and no space(quot end) +var S_TAG_SPACE = 6;//(attr value end || tag end ) && (space offer) +var S_TAG_CLOSE = 7;//closed el + +/** + * Creates an error that will not be caught by XMLReader aka the SAX parser. + * + * @param {string} message + * @param {any?} locator Optional, can provide details about the location in the source + * @constructor + */ +function ParseError(message, locator) { + this.message = message + this.locator = locator + if(Error.captureStackTrace) Error.captureStackTrace(this, ParseError); +} +ParseError.prototype = new Error(); +ParseError.prototype.name = ParseError.name + +function XMLReader(){ + +} + +XMLReader.prototype = { + parse:function(source,defaultNSMap,entityMap){ + var domBuilder = this.domBuilder; + domBuilder.startDocument(); + _copy(defaultNSMap ,defaultNSMap = {}) + parse(source,defaultNSMap,entityMap, + domBuilder,this.errorHandler); + domBuilder.endDocument(); + } +} +function parse(source,defaultNSMapCopy,entityMap,domBuilder,errorHandler){ + function fixedFromCharCode(code) { + // String.prototype.fromCharCode does not supports + // > 2 bytes unicode chars directly + if (code > 0xffff) { + code -= 0x10000; + var surrogate1 = 0xd800 + (code >> 10) + , surrogate2 = 0xdc00 + (code & 0x3ff); + + return String.fromCharCode(surrogate1, surrogate2); + } else { + return String.fromCharCode(code); + } + } + function entityReplacer(a){ + var k = a.slice(1,-1); + if(k in entityMap){ + return entityMap[k]; + }else if(k.charAt(0) === '#'){ + return fixedFromCharCode(parseInt(k.substr(1).replace('x','0x'))) + }else{ + errorHandler.error('entity not found:'+a); + return a; + } + } + function appendText(end){//has some bugs + if(end>start){ + var xt = source.substring(start,end).replace(/&#?\w+;/g,entityReplacer); + locator&&position(start); + domBuilder.characters(xt,0,end-start); + start = end + } + } + function position(p,m){ + while(p>=lineEnd && (m = linePattern.exec(source))){ + lineStart = m.index; + lineEnd = lineStart + m[0].length; + locator.lineNumber++; + //console.log('line++:',locator,startPos,endPos) + } + locator.columnNumber = p-lineStart+1; + } + var lineStart = 0; + var lineEnd = 0; + var linePattern = /.*(?:\r\n?|\n)|.*$/g + var locator = domBuilder.locator; + + var parseStack = [{currentNSMap:defaultNSMapCopy}] + var closeMap = {}; + var start = 0; + while(true){ + try{ + var tagStart = source.indexOf('<',start); + if(tagStart<0){ + if(!source.substr(start).match(/^\s*$/)){ + var doc = domBuilder.doc; + var text = doc.createTextNode(source.substr(start)); + doc.appendChild(text); + domBuilder.currentElement = text; + } + return; + } + if(tagStart>start){ + appendText(tagStart); + } + switch(source.charAt(tagStart+1)){ + case '/': + var end = source.indexOf('>',tagStart+3); + var tagName = source.substring(tagStart+2,end); + var config = parseStack.pop(); + if(end<0){ + + tagName = source.substring(tagStart+2).replace(/[\s<].*/,''); + errorHandler.error("end tag name: "+tagName+' is not complete:'+config.tagName); + end = tagStart+1+tagName.length; + }else if(tagName.match(/\s + locator&&position(tagStart); + end = parseInstruction(source,tagStart,domBuilder); + break; + case '!':// start){ + start = end; + }else{ + //TODO: 这里有可能sax回退，有位置错误风险 + appendText(Math.max(tagStart,start)+1); + } + } +} +function copyLocator(f,t){ + t.lineNumber = f.lineNumber; + t.columnNumber = f.columnNumber; + return t; +} + +/** + * @see #appendElement(source,elStartEnd,el,selfClosed,entityReplacer,domBuilder,parseStack); + * @return end of the elementStartPart(end of elementEndPart for selfClosed el) + */ +function parseElementStartPart(source,start,el,currentNSMap,entityReplacer,errorHandler){ + + /** + * @param {string} qname + * @param {string} value + * @param {number} startIndex + */ + function addAttribute(qname, value, startIndex) { + if (qname in el.attributeNames) errorHandler.fatalError('Attribute ' + qname + ' redefined') + el.addValue(qname, value, startIndex) + } + var attrName; + var value; + var p = ++start; + var s = S_TAG;//status + while(true){ + var c = source.charAt(p); + switch(c){ + case '=': + if(s === S_ATTR){//attrName + attrName = source.slice(start,p); + s = S_EQ; + }else if(s === S_ATTR_SPACE){ + s = S_EQ; + }else{ + //fatalError: equal must after attrName or space after attrName + throw new Error('attribute equal must after attrName'); // No known test case + } + break; + case '\'': + case '"': + if(s === S_EQ || s === S_ATTR //|| s == S_ATTR_SPACE + ){//equal + if(s === S_ATTR){ + errorHandler.warning('attribute value must after "="') + attrName = source.slice(start,p) + } + start = p+1; + p = source.indexOf(c,start) + if(p>0){ + value = source.slice(start,p).replace(/&#?\w+;/g,entityReplacer); + addAttribute(attrName, value, start-1); + s = S_ATTR_END; + }else{ + //fatalError: no end quot match + throw new Error('attribute value no end \''+c+'\' match'); + } + }else if(s == S_ATTR_NOQUOT_VALUE){ + value = source.slice(start,p).replace(/&#?\w+;/g,entityReplacer); + //console.log(attrName,value,start,p) + addAttribute(attrName, value, start); + //console.dir(el) + errorHandler.warning('attribute "'+attrName+'" missed start quot('+c+')!!'); + start = p+1; + s = S_ATTR_END + }else{ + //fatalError: no equal before + throw new Error('attribute value must after "="'); // No known test case + } + break; + case '/': + switch(s){ + case S_TAG: + el.setTagName(source.slice(start,p)); + case S_ATTR_END: + case S_TAG_SPACE: + case S_TAG_CLOSE: + s =S_TAG_CLOSE; + el.closed = true; + case S_ATTR_NOQUOT_VALUE: + case S_ATTR: + case S_ATTR_SPACE: + break; + //case S_EQ: + default: + throw new Error("attribute invalid close char('/')") // No known test case + } + break; + case ''://end document + errorHandler.error('unexpected end of input'); + if(s == S_TAG){ + el.setTagName(source.slice(start,p)); + } + return p; + case '>': + switch(s){ + case S_TAG: + el.setTagName(source.slice(start,p)); + case S_ATTR_END: + case S_TAG_SPACE: + case S_TAG_CLOSE: + break;//normal + case S_ATTR_NOQUOT_VALUE://Compatible state + case S_ATTR: + value = source.slice(start,p); + if(value.slice(-1) === '/'){ + el.closed = true; + value = value.slice(0,-1) + } + case S_ATTR_SPACE: + if(s === S_ATTR_SPACE){ + value = attrName; + } + if(s == S_ATTR_NOQUOT_VALUE){ + errorHandler.warning('attribute "'+value+'" missed quot(")!'); + addAttribute(attrName, value.replace(/&#?\w+;/g,entityReplacer), start) + }else{ + if(currentNSMap[''] !== 'http://www.w3.org/1999/xhtml' || !value.match(/^(?:disabled|checked|selected)$/i)){ + errorHandler.warning('attribute "'+value+'" missed value!! "'+value+'" instead!!') + } + addAttribute(value, value, start) + } + break; + case S_EQ: + throw new Error('attribute value missed!!'); + } +// console.log(tagName,tagNamePattern,tagNamePattern.test(tagName)) + return p; + /*xml space '\x20' | #x9 | #xD | #xA; */ + case '\u0080': + c = ' '; + default: + if(c<= ' '){//space + switch(s){ + case S_TAG: + el.setTagName(source.slice(start,p));//tagName + s = S_TAG_SPACE; + break; + case S_ATTR: + attrName = source.slice(start,p) + s = S_ATTR_SPACE; + break; + case S_ATTR_NOQUOT_VALUE: + var value = source.slice(start,p).replace(/&#?\w+;/g,entityReplacer); + errorHandler.warning('attribute "'+value+'" missed quot(")!!'); + addAttribute(attrName, value, start) + case S_ATTR_END: + s = S_TAG_SPACE; + break; + //case S_TAG_SPACE: + //case S_EQ: + //case S_ATTR_SPACE: + // void();break; + //case S_TAG_CLOSE: + //ignore warning + } + }else{//not space +//S_TAG, S_ATTR, S_EQ, S_ATTR_NOQUOT_VALUE +//S_ATTR_SPACE, S_ATTR_END, S_TAG_SPACE, S_TAG_CLOSE + switch(s){ + //case S_TAG:void();break; + //case S_ATTR:void();break; + //case S_ATTR_NOQUOT_VALUE:void();break; + case S_ATTR_SPACE: + var tagName = el.tagName; + if(currentNSMap[''] !== 'http://www.w3.org/1999/xhtml' || !attrName.match(/^(?:disabled|checked|selected)$/i)){ + errorHandler.warning('attribute "'+attrName+'" missed value!! "'+attrName+'" instead2!!') + } + addAttribute(attrName, attrName, start); + start = p; + s = S_ATTR; + break; + case S_ATTR_END: + errorHandler.warning('attribute space is required"'+attrName+'"!!') + case S_TAG_SPACE: + s = S_ATTR; + start = p; + break; + case S_EQ: + s = S_ATTR_NOQUOT_VALUE; + start = p; + break; + case S_TAG_CLOSE: + throw new Error("elements closed character '/' and '>' must be connected to"); + } + } + }//end outer switch + //console.log('p++',p) + p++; + } +} +/** + * @return true if has new namespace define + */ +function appendElement(el,domBuilder,currentNSMap){ + var tagName = el.tagName; + var localNSMap = null; + //var currentNSMap = parseStack[parseStack.length-1].currentNSMap; + var i = el.length; + while(i--){ + var a = el[i]; + var qName = a.qName; + var value = a.value; + var nsp = qName.indexOf(':'); + if(nsp>0){ + var prefix = a.prefix = qName.slice(0,nsp); + var localName = qName.slice(nsp+1); + var nsPrefix = prefix === 'xmlns' && localName + }else{ + localName = qName; + prefix = null + nsPrefix = qName === 'xmlns' && '' + } + //can not set prefix,because prefix !== '' + a.localName = localName ; + //prefix == null for no ns prefix attribute + if(nsPrefix !== false){//hack!! + if(localNSMap == null){ + localNSMap = {} + //console.log(currentNSMap,0) + _copy(currentNSMap,currentNSMap={}) + //console.log(currentNSMap,1) + } + currentNSMap[nsPrefix] = localNSMap[nsPrefix] = value; + a.uri = 'http://www.w3.org/2000/xmlns/' + domBuilder.startPrefixMapping(nsPrefix, value) + } + } + var i = el.length; + while(i--){ + a = el[i]; + var prefix = a.prefix; + if(prefix){//no prefix attribute has no namespace + if(prefix === 'xml'){ + a.uri = 'http://www.w3.org/XML/1998/namespace'; + }if(prefix !== 'xmlns'){ + a.uri = currentNSMap[prefix || ''] + + //{console.log('###'+a.qName,domBuilder.locator.systemId+'',currentNSMap,a.uri)} + } + } + } + var nsp = tagName.indexOf(':'); + if(nsp>0){ + prefix = el.prefix = tagName.slice(0,nsp); + localName = el.localName = tagName.slice(nsp+1); + }else{ + prefix = null;//important!! + localName = el.localName = tagName; + } + //no prefix element has default namespace + var ns = el.uri = currentNSMap[prefix || '']; + domBuilder.startElement(ns,localName,tagName,el); + //endPrefixMapping and startPrefixMapping have not any help for dom builder + //localNSMap = null + if(el.closed){ + domBuilder.endElement(ns,localName,tagName); + if(localNSMap){ + for(prefix in localNSMap){ + domBuilder.endPrefixMapping(prefix) + } + } + }else{ + el.currentNSMap = currentNSMap; + el.localNSMap = localNSMap; + //parseStack.push(el); + return true; + } +} +function parseHtmlSpecialContent(source,elStartEnd,tagName,entityReplacer,domBuilder){ + if(/^(?:script|textarea)$/i.test(tagName)){ + var elEndStart = source.indexOf('',elStartEnd); + var text = source.substring(elStartEnd+1,elEndStart); + if(/[&<]/.test(text)){ + if(/^script$/i.test(tagName)){ + //if(!/\]\]>/.test(text)){ + //lexHandler.startCDATA(); + domBuilder.characters(text,0,text.length); + //lexHandler.endCDATA(); + return elEndStart; + //} + }//}else{//text area + text = text.replace(/&#?\w+;/g,entityReplacer); + domBuilder.characters(text,0,text.length); + return elEndStart; + //} + + } + } + return elStartEnd+1; +} +function fixSelfClosed(source,elStartEnd,tagName,closeMap){ + //if(tagName in closeMap){ + var pos = closeMap[tagName]; + if(pos == null){ + //console.log(tagName) + pos = source.lastIndexOf('') + if(pos',start+4); + //append comment source.substring(4,end)//