Edit File by line

}

[5000] Fix | Delete

};

[5001] Fix | Delete

ErrorHandler.prototype.constructError = function (msg, column) {

[5002] Fix | Delete

var error = new Error(msg);

[5003] Fix | Delete

try {

[5004] Fix | Delete

throw error;

[5005] Fix | Delete

}

[5006] Fix | Delete

catch (base) {

[5007] Fix | Delete

/* istanbul ignore else */

[5008] Fix | Delete

if (Object.create && Object.defineProperty) {

[5009] Fix | Delete

error = Object.create(base);

[5010] Fix | Delete

Object.defineProperty(error, 'column', { value: column });

[5011] Fix | Delete

}

[5012] Fix | Delete

}

[5013] Fix | Delete

/* istanbul ignore next */

[5014] Fix | Delete

return error;

[5015] Fix | Delete

};

[5016] Fix | Delete

ErrorHandler.prototype.createError = function (index, line, col, description) {

[5017] Fix | Delete

var msg = 'Line ' + line + ': ' + description;

[5018] Fix | Delete

var error = this.constructError(msg, col);

[5019] Fix | Delete

error.index = index;

[5020] Fix | Delete

error.lineNumber = line;

[5021] Fix | Delete

error.description = description;

[5022] Fix | Delete

return error;

[5023] Fix | Delete

};

[5024] Fix | Delete

ErrorHandler.prototype.throwError = function (index, line, col, description) {

[5025] Fix | Delete

throw this.createError(index, line, col, description);

[5026] Fix | Delete

};

[5027] Fix | Delete

ErrorHandler.prototype.tolerateError = function (index, line, col, description) {

[5028] Fix | Delete

var error = this.createError(index, line, col, description);

[5029] Fix | Delete

if (this.tolerant) {

[5030] Fix | Delete

this.recordError(error);

[5031] Fix | Delete

}

[5032] Fix | Delete

else {

[5033] Fix | Delete

throw error;

[5034] Fix | Delete

}

[5035] Fix | Delete

};

[5036] Fix | Delete

return ErrorHandler;

[5037] Fix | Delete

}());

[5038] Fix | Delete

exports.ErrorHandler = ErrorHandler;

[5039] Fix | Delete

[5040] Fix | Delete

[5041] Fix | Delete

/***/ },

[5042] Fix | Delete

/* 11 */

[5043] Fix | Delete

/***/ function(module, exports) {

[5044] Fix | Delete

[5045] Fix | Delete

"use strict";

[5046] Fix | Delete

Object.defineProperty(exports, "__esModule", { value: true });

[5047] Fix | Delete

// Error messages should be identical to V8.

[5048] Fix | Delete

exports.Messages = {

[5049] Fix | Delete

BadGetterArity: 'Getter must not have any formal parameters',

[5050] Fix | Delete

BadSetterArity: 'Setter must have exactly one formal parameter',

[5051] Fix | Delete

BadSetterRestParameter: 'Setter function argument must not be a rest parameter',

[5052] Fix | Delete

ConstructorIsAsync: 'Class constructor may not be an async method',

[5053] Fix | Delete

ConstructorSpecialMethod: 'Class constructor may not be an accessor',

[5054] Fix | Delete

DeclarationMissingInitializer: 'Missing initializer in %0 declaration',

[5055] Fix | Delete

DefaultRestParameter: 'Unexpected token =',

[5056] Fix | Delete

DuplicateBinding: 'Duplicate binding %0',

[5057] Fix | Delete

DuplicateConstructor: 'A class may only have one constructor',

[5058] Fix | Delete

DuplicateProtoProperty: 'Duplicate __proto__ fields are not allowed in object literals',

[5059] Fix | Delete

ForInOfLoopInitializer: '%0 loop variable declaration may not have an initializer',

[5060] Fix | Delete

GeneratorInLegacyContext: 'Generator declarations are not allowed in legacy contexts',

[5061] Fix | Delete

IllegalBreak: 'Illegal break statement',

[5062] Fix | Delete

IllegalContinue: 'Illegal continue statement',

[5063] Fix | Delete

IllegalExportDeclaration: 'Unexpected token',

[5064] Fix | Delete

IllegalImportDeclaration: 'Unexpected token',

[5065] Fix | Delete

IllegalLanguageModeDirective: 'Illegal \'use strict\' directive in function with non-simple parameter list',

[5066] Fix | Delete

IllegalReturn: 'Illegal return statement',

[5067] Fix | Delete

InvalidEscapedReservedWord: 'Keyword must not contain escaped characters',

[5068] Fix | Delete

InvalidHexEscapeSequence: 'Invalid hexadecimal escape sequence',

[5069] Fix | Delete

InvalidLHSInAssignment: 'Invalid left-hand side in assignment',

[5070] Fix | Delete

InvalidLHSInForIn: 'Invalid left-hand side in for-in',

[5071] Fix | Delete

InvalidLHSInForLoop: 'Invalid left-hand side in for-loop',

[5072] Fix | Delete

InvalidModuleSpecifier: 'Unexpected token',

[5073] Fix | Delete

InvalidRegExp: 'Invalid regular expression',

[5074] Fix | Delete

LetInLexicalBinding: 'let is disallowed as a lexically bound name',

[5075] Fix | Delete

MissingFromClause: 'Unexpected token',

[5076] Fix | Delete

MultipleDefaultsInSwitch: 'More than one default clause in switch statement',

[5077] Fix | Delete

NewlineAfterThrow: 'Illegal newline after throw',

[5078] Fix | Delete

NoAsAfterImportNamespace: 'Unexpected token',

[5079] Fix | Delete

NoCatchOrFinally: 'Missing catch or finally after try',

[5080] Fix | Delete

ParameterAfterRestParameter: 'Rest parameter must be last formal parameter',

[5081] Fix | Delete

Redeclaration: '%0 \'%1\' has already been declared',

[5082] Fix | Delete

StaticPrototype: 'Classes may not have static property named prototype',

[5083] Fix | Delete

StrictCatchVariable: 'Catch variable may not be eval or arguments in strict mode',

[5084] Fix | Delete

StrictDelete: 'Delete of an unqualified identifier in strict mode.',

[5085] Fix | Delete

StrictFunction: 'In strict mode code, functions can only be declared at top level or inside a block',

[5086] Fix | Delete

StrictFunctionName: 'Function name may not be eval or arguments in strict mode',

[5087] Fix | Delete

StrictLHSAssignment: 'Assignment to eval or arguments is not allowed in strict mode',

[5088] Fix | Delete

StrictLHSPostfix: 'Postfix increment/decrement may not have eval or arguments operand in strict mode',

[5089] Fix | Delete

StrictLHSPrefix: 'Prefix increment/decrement may not have eval or arguments operand in strict mode',

[5090] Fix | Delete

StrictModeWith: 'Strict mode code may not include a with statement',

[5091] Fix | Delete

StrictOctalLiteral: 'Octal literals are not allowed in strict mode.',

[5092] Fix | Delete

StrictParamDupe: 'Strict mode function may not have duplicate parameter names',

[5093] Fix | Delete

StrictParamName: 'Parameter name eval or arguments is not allowed in strict mode',

[5094] Fix | Delete

StrictReservedWord: 'Use of future reserved word in strict mode',

[5095] Fix | Delete

StrictVarName: 'Variable name may not be eval or arguments in strict mode',

[5096] Fix | Delete

TemplateOctalLiteral: 'Octal literals are not allowed in template strings.',

[5097] Fix | Delete

UnexpectedEOS: 'Unexpected end of input',

[5098] Fix | Delete

UnexpectedIdentifier: 'Unexpected identifier',

[5099] Fix | Delete

UnexpectedNumber: 'Unexpected number',

[5100] Fix | Delete

UnexpectedReserved: 'Unexpected reserved word',

[5101] Fix | Delete

UnexpectedString: 'Unexpected string',

[5102] Fix | Delete

UnexpectedTemplate: 'Unexpected quasi %0',

[5103] Fix | Delete

UnexpectedToken: 'Unexpected token %0',

[5104] Fix | Delete

UnexpectedTokenIllegal: 'Unexpected token ILLEGAL',

[5105] Fix | Delete

UnknownLabel: 'Undefined label \'%0\'',

[5106] Fix | Delete

UnterminatedRegExp: 'Invalid regular expression: missing /'

[5107] Fix | Delete

};

[5108] Fix | Delete

[5109] Fix | Delete

[5110] Fix | Delete

/***/ },

[5111] Fix | Delete

/* 12 */

[5112] Fix | Delete

/***/ function(module, exports, __webpack_require__) {

[5113] Fix | Delete

[5114] Fix | Delete

"use strict";

[5115] Fix | Delete

Object.defineProperty(exports, "__esModule", { value: true });

[5116] Fix | Delete

var assert_1 = __webpack_require__(9);

[5117] Fix | Delete

var character_1 = __webpack_require__(4);

[5118] Fix | Delete

var messages_1 = __webpack_require__(11);

[5119] Fix | Delete

function hexValue(ch) {

[5120] Fix | Delete

return '0123456789abcdef'.indexOf(ch.toLowerCase());

[5121] Fix | Delete

}

[5122] Fix | Delete

function octalValue(ch) {

[5123] Fix | Delete

return '01234567'.indexOf(ch);

[5124] Fix | Delete

}

[5125] Fix | Delete

var Scanner = (function () {

[5126] Fix | Delete

function Scanner(code, handler) {

[5127] Fix | Delete

this.source = code;

[5128] Fix | Delete

this.errorHandler = handler;

[5129] Fix | Delete

this.trackComment = false;

[5130] Fix | Delete

this.length = code.length;

[5131] Fix | Delete

this.index = 0;

[5132] Fix | Delete

this.lineNumber = (code.length > 0) ? 1 : 0;

[5133] Fix | Delete

this.lineStart = 0;

[5134] Fix | Delete

this.curlyStack = [];

[5135] Fix | Delete

}

[5136] Fix | Delete

Scanner.prototype.saveState = function () {

[5137] Fix | Delete

return {

[5138] Fix | Delete

index: this.index,

[5139] Fix | Delete

lineNumber: this.lineNumber,

[5140] Fix | Delete

lineStart: this.lineStart

[5141] Fix | Delete

};

[5142] Fix | Delete

};

[5143] Fix | Delete

Scanner.prototype.restoreState = function (state) {

[5144] Fix | Delete

this.index = state.index;

[5145] Fix | Delete

this.lineNumber = state.lineNumber;

[5146] Fix | Delete

this.lineStart = state.lineStart;

[5147] Fix | Delete

};

[5148] Fix | Delete

Scanner.prototype.eof = function () {

[5149] Fix | Delete

return this.index >= this.length;

[5150] Fix | Delete

};

[5151] Fix | Delete

Scanner.prototype.throwUnexpectedToken = function (message) {

[5152] Fix | Delete

if (message === void 0) { message = messages_1.Messages.UnexpectedTokenIllegal; }

[5153] Fix | Delete

return this.errorHandler.throwError(this.index, this.lineNumber, this.index - this.lineStart + 1, message);

[5154] Fix | Delete

};

[5155] Fix | Delete

Scanner.prototype.tolerateUnexpectedToken = function (message) {

[5156] Fix | Delete

if (message === void 0) { message = messages_1.Messages.UnexpectedTokenIllegal; }

[5157] Fix | Delete

this.errorHandler.tolerateError(this.index, this.lineNumber, this.index - this.lineStart + 1, message);

[5158] Fix | Delete

};

[5159] Fix | Delete

// https://tc39.github.io/ecma262/#sec-comments

[5160] Fix | Delete

Scanner.prototype.skipSingleLineComment = function (offset) {

[5161] Fix | Delete

var comments = [];

[5162] Fix | Delete

var start, loc;

[5163] Fix | Delete

if (this.trackComment) {

[5164] Fix | Delete

comments = [];

[5165] Fix | Delete

start = this.index - offset;

[5166] Fix | Delete

loc = {

[5167] Fix | Delete

start: {

[5168] Fix | Delete

line: this.lineNumber,

[5169] Fix | Delete

column: this.index - this.lineStart - offset

[5170] Fix | Delete

[5171] Fix | Delete

end: {}

[5172] Fix | Delete

};

[5173] Fix | Delete

}

[5174] Fix | Delete

while (!this.eof()) {

[5175] Fix | Delete

var ch = this.source.charCodeAt(this.index);

[5176] Fix | Delete

++this.index;

[5177] Fix | Delete

if (character_1.Character.isLineTerminator(ch)) {

[5178] Fix | Delete

if (this.trackComment) {

[5179] Fix | Delete

loc.end = {

[5180] Fix | Delete

line: this.lineNumber,

[5181] Fix | Delete

column: this.index - this.lineStart - 1

[5182] Fix | Delete

};

[5183] Fix | Delete

var entry = {

[5184] Fix | Delete

multiLine: false,

[5185] Fix | Delete

slice: [start + offset, this.index - 1],

[5186] Fix | Delete

range: [start, this.index - 1],

[5187] Fix | Delete

loc: loc

[5188] Fix | Delete

};

[5189] Fix | Delete

comments.push(entry);

[5190] Fix | Delete

}

[5191] Fix | Delete

if (ch === 13 && this.source.charCodeAt(this.index) === 10) {

[5192] Fix | Delete

++this.index;

[5193] Fix | Delete

}

[5194] Fix | Delete

++this.lineNumber;

[5195] Fix | Delete

this.lineStart = this.index;

[5196] Fix | Delete

return comments;

[5197] Fix | Delete

}

[5198] Fix | Delete

}

[5199] Fix | Delete

if (this.trackComment) {

[5200] Fix | Delete

loc.end = {

[5201] Fix | Delete

line: this.lineNumber,

[5202] Fix | Delete

column: this.index - this.lineStart

[5203] Fix | Delete

};

[5204] Fix | Delete

var entry = {

[5205] Fix | Delete

multiLine: false,

[5206] Fix | Delete

slice: [start + offset, this.index],

[5207] Fix | Delete

range: [start, this.index],

[5208] Fix | Delete

loc: loc

[5209] Fix | Delete

};

[5210] Fix | Delete

comments.push(entry);

[5211] Fix | Delete

}

[5212] Fix | Delete

return comments;

[5213] Fix | Delete

};

[5214] Fix | Delete

Scanner.prototype.skipMultiLineComment = function () {

[5215] Fix | Delete

var comments = [];

[5216] Fix | Delete

var start, loc;

[5217] Fix | Delete

if (this.trackComment) {

[5218] Fix | Delete

comments = [];

[5219] Fix | Delete

start = this.index - 2;

[5220] Fix | Delete

loc = {

[5221] Fix | Delete

start: {

[5222] Fix | Delete

line: this.lineNumber,

[5223] Fix | Delete

column: this.index - this.lineStart - 2

[5224] Fix | Delete

[5225] Fix | Delete

end: {}

[5226] Fix | Delete

};

[5227] Fix | Delete

}

[5228] Fix | Delete

while (!this.eof()) {

[5229] Fix | Delete

var ch = this.source.charCodeAt(this.index);

[5230] Fix | Delete

if (character_1.Character.isLineTerminator(ch)) {

[5231] Fix | Delete

if (ch === 0x0D && this.source.charCodeAt(this.index + 1) === 0x0A) {

[5232] Fix | Delete

++this.index;

[5233] Fix | Delete

}

[5234] Fix | Delete

++this.lineNumber;

[5235] Fix | Delete

++this.index;

[5236] Fix | Delete

this.lineStart = this.index;

[5237] Fix | Delete

}

[5238] Fix | Delete

else if (ch === 0x2A) {

[5239] Fix | Delete

// Block comment ends with '*/'.

[5240] Fix | Delete

if (this.source.charCodeAt(this.index + 1) === 0x2F) {

[5241] Fix | Delete

this.index += 2;

[5242] Fix | Delete

if (this.trackComment) {

[5243] Fix | Delete

loc.end = {

[5244] Fix | Delete

line: this.lineNumber,

[5245] Fix | Delete

column: this.index - this.lineStart

[5246] Fix | Delete

};

[5247] Fix | Delete

var entry = {

[5248] Fix | Delete

multiLine: true,

[5249] Fix | Delete

slice: [start + 2, this.index - 2],

[5250] Fix | Delete

range: [start, this.index],

[5251] Fix | Delete

loc: loc

[5252] Fix | Delete

};

[5253] Fix | Delete

comments.push(entry);

[5254] Fix | Delete

}

[5255] Fix | Delete

return comments;

[5256] Fix | Delete

}

[5257] Fix | Delete

++this.index;

[5258] Fix | Delete

}

[5259] Fix | Delete

else {

[5260] Fix | Delete

++this.index;

[5261] Fix | Delete

}

[5262] Fix | Delete

}

[5263] Fix | Delete

// Ran off the end of the file - the whole thing is a comment

[5264] Fix | Delete

if (this.trackComment) {

[5265] Fix | Delete

loc.end = {

[5266] Fix | Delete

line: this.lineNumber,

[5267] Fix | Delete

column: this.index - this.lineStart

[5268] Fix | Delete

};

[5269] Fix | Delete

var entry = {

[5270] Fix | Delete

multiLine: true,

[5271] Fix | Delete

slice: [start + 2, this.index],

[5272] Fix | Delete

range: [start, this.index],

[5273] Fix | Delete

loc: loc

[5274] Fix | Delete

};

[5275] Fix | Delete

comments.push(entry);

[5276] Fix | Delete

}

[5277] Fix | Delete

this.tolerateUnexpectedToken();

[5278] Fix | Delete

return comments;

[5279] Fix | Delete

};

[5280] Fix | Delete

Scanner.prototype.scanComments = function () {

[5281] Fix | Delete

var comments;

[5282] Fix | Delete

if (this.trackComment) {

[5283] Fix | Delete

comments = [];

[5284] Fix | Delete

}

[5285] Fix | Delete

var start = (this.index === 0);

[5286] Fix | Delete

while (!this.eof()) {

[5287] Fix | Delete

var ch = this.source.charCodeAt(this.index);

[5288] Fix | Delete

if (character_1.Character.isWhiteSpace(ch)) {

[5289] Fix | Delete

++this.index;

[5290] Fix | Delete

}

[5291] Fix | Delete

else if (character_1.Character.isLineTerminator(ch)) {

[5292] Fix | Delete

++this.index;

[5293] Fix | Delete

if (ch === 0x0D && this.source.charCodeAt(this.index) === 0x0A) {

[5294] Fix | Delete

++this.index;

[5295] Fix | Delete

}

[5296] Fix | Delete

++this.lineNumber;

[5297] Fix | Delete

this.lineStart = this.index;

[5298] Fix | Delete

start = true;

[5299] Fix | Delete

}

[5300] Fix | Delete

else if (ch === 0x2F) {

[5301] Fix | Delete

ch = this.source.charCodeAt(this.index + 1);

[5302] Fix | Delete

if (ch === 0x2F) {

[5303] Fix | Delete

this.index += 2;

[5304] Fix | Delete

var comment = this.skipSingleLineComment(2);

[5305] Fix | Delete

if (this.trackComment) {

[5306] Fix | Delete

comments = comments.concat(comment);

[5307] Fix | Delete

}

[5308] Fix | Delete

start = true;

[5309] Fix | Delete

}

[5310] Fix | Delete

else if (ch === 0x2A) {

[5311] Fix | Delete

this.index += 2;

[5312] Fix | Delete

var comment = this.skipMultiLineComment();

[5313] Fix | Delete

if (this.trackComment) {

[5314] Fix | Delete

comments = comments.concat(comment);

[5315] Fix | Delete

}

[5316] Fix | Delete

}

[5317] Fix | Delete

else {

[5318] Fix | Delete

break;

[5319] Fix | Delete

}

[5320] Fix | Delete

}

[5321] Fix | Delete

else if (start && ch === 0x2D) {

[5322] Fix | Delete

// U+003E is '>'

[5323] Fix | Delete

if ((this.source.charCodeAt(this.index + 1) === 0x2D) && (this.source.charCodeAt(this.index + 2) === 0x3E)) {

[5324] Fix | Delete

// '-->' is a single-line comment

[5325] Fix | Delete

this.index += 3;

[5326] Fix | Delete

var comment = this.skipSingleLineComment(3);

[5327] Fix | Delete

if (this.trackComment) {

[5328] Fix | Delete

comments = comments.concat(comment);

[5329] Fix | Delete

}

[5330] Fix | Delete

}

[5331] Fix | Delete

else {

[5332] Fix | Delete

break;

[5333] Fix | Delete

}

[5334] Fix | Delete

}

[5335] Fix | Delete

else if (ch === 0x3C) {

[5336] Fix | Delete

if (this.source.slice(this.index + 1, this.index + 4) === '!--') {

[5337] Fix | Delete

this.index += 4; // `<!--`

[5338] Fix | Delete

var comment = this.skipSingleLineComment(4);

[5339] Fix | Delete

if (this.trackComment) {

[5340] Fix | Delete

comments = comments.concat(comment);

[5341] Fix | Delete

}

[5342] Fix | Delete

}

[5343] Fix | Delete

else {

[5344] Fix | Delete

break;

[5345] Fix | Delete

}

[5346] Fix | Delete

}

[5347] Fix | Delete

else {

[5348] Fix | Delete

break;

[5349] Fix | Delete

}

[5350] Fix | Delete

}

[5351] Fix | Delete

return comments;

[5352] Fix | Delete

};

[5353] Fix | Delete

// https://tc39.github.io/ecma262/#sec-future-reserved-words

[5354] Fix | Delete

Scanner.prototype.isFutureReservedWord = function (id) {

[5355] Fix | Delete

switch (id) {

[5356] Fix | Delete

case 'enum':

[5357] Fix | Delete

case 'export':

[5358] Fix | Delete

case 'import':

[5359] Fix | Delete

case 'super':

[5360] Fix | Delete

return true;

[5361] Fix | Delete

default:

[5362] Fix | Delete

return false;

[5363] Fix | Delete

}

[5364] Fix | Delete

};

[5365] Fix | Delete

Scanner.prototype.isStrictModeReservedWord = function (id) {

[5366] Fix | Delete

switch (id) {

[5367] Fix | Delete

case 'implements':

[5368] Fix | Delete

case 'interface':

[5369] Fix | Delete

case 'package':

[5370] Fix | Delete

case 'private':

[5371] Fix | Delete

case 'protected':

[5372] Fix | Delete

case 'public':

[5373] Fix | Delete

case 'static':

[5374] Fix | Delete

case 'yield':

[5375] Fix | Delete

case 'let':

[5376] Fix | Delete

return true;

[5377] Fix | Delete

default:

[5378] Fix | Delete

return false;

[5379] Fix | Delete

}

[5380] Fix | Delete

};

[5381] Fix | Delete

Scanner.prototype.isRestrictedWord = function (id) {

[5382] Fix | Delete

return id === 'eval' || id === 'arguments';

[5383] Fix | Delete

};

[5384] Fix | Delete

// https://tc39.github.io/ecma262/#sec-keywords

[5385] Fix | Delete

Scanner.prototype.isKeyword = function (id) {

[5386] Fix | Delete

switch (id.length) {

[5387] Fix | Delete

case 2:

[5388] Fix | Delete

return (id === 'if') || (id === 'in') || (id === 'do');

[5389] Fix | Delete

case 3:

[5390] Fix | Delete

return (id === 'var') || (id === 'for') || (id === 'new') ||

[5391] Fix | Delete

(id === 'try') || (id === 'let');

[5392] Fix | Delete

case 4:

[5393] Fix | Delete

return (id === 'this') || (id === 'else') || (id === 'case') ||

[5394] Fix | Delete

(id === 'void') || (id === 'with') || (id === 'enum');

[5395] Fix | Delete

case 5:

[5396] Fix | Delete

return (id === 'while') || (id === 'break') || (id === 'catch') ||

[5397] Fix | Delete

(id === 'throw') || (id === 'const') || (id === 'yield') ||

[5398] Fix | Delete

(id === 'class') || (id === 'super');

[5399] Fix | Delete

case 6:

[5400] Fix | Delete

return (id === 'return') || (id === 'typeof') || (id === 'delete') ||

[5401] Fix | Delete

(id === 'switch') || (id === 'export') || (id === 'import');

[5402] Fix | Delete

case 7:

[5403] Fix | Delete

return (id === 'default') || (id === 'finally') || (id === 'extends');

[5404] Fix | Delete

case 8:

[5405] Fix | Delete

return (id === 'function') || (id === 'continue') || (id === 'debugger');

[5406] Fix | Delete

case 10:

[5407] Fix | Delete

return (id === 'instanceof');

[5408] Fix | Delete

default:

[5409] Fix | Delete

return false;

[5410] Fix | Delete

}

[5411] Fix | Delete

};

[5412] Fix | Delete

Scanner.prototype.codePointAt = function (i) {

[5413] Fix | Delete

var cp = this.source.charCodeAt(i);

[5414] Fix | Delete

if (cp >= 0xD800 && cp <= 0xDBFF) {

[5415] Fix | Delete

var second = this.source.charCodeAt(i + 1);

[5416] Fix | Delete

if (second >= 0xDC00 && second <= 0xDFFF) {

[5417] Fix | Delete

var first = cp;

[5418] Fix | Delete

cp = (first - 0xD800) * 0x400 + second - 0xDC00 + 0x10000;

[5419] Fix | Delete

}

[5420] Fix | Delete

}

[5421] Fix | Delete

return cp;

[5422] Fix | Delete

};

[5423] Fix | Delete

Scanner.prototype.scanHexEscape = function (prefix) {

[5424] Fix | Delete

var len = (prefix === 'u') ? 4 : 2;

[5425] Fix | Delete

var code = 0;

[5426] Fix | Delete

for (var i = 0; i < len; ++i) {

[5427] Fix | Delete

if (!this.eof() && character_1.Character.isHexDigit(this.source.charCodeAt(this.index))) {

[5428] Fix | Delete

code = code * 16 + hexValue(this.source[this.index++]);

[5429] Fix | Delete

}

[5430] Fix | Delete

else {

[5431] Fix | Delete

return null;

[5432] Fix | Delete

}

[5433] Fix | Delete

}

[5434] Fix | Delete

return String.fromCharCode(code);

[5435] Fix | Delete

};

[5436] Fix | Delete

Scanner.prototype.scanUnicodeCodePointEscape = function () {

[5437] Fix | Delete

var ch = this.source[this.index];

[5438] Fix | Delete

var code = 0;

[5439] Fix | Delete

// At least, one hex digit is required.

[5440] Fix | Delete

if (ch === '}') {

[5441] Fix | Delete

this.throwUnexpectedToken();

[5442] Fix | Delete

}

[5443] Fix | Delete

while (!this.eof()) {

[5444] Fix | Delete

ch = this.source[this.index++];

[5445] Fix | Delete

if (!character_1.Character.isHexDigit(ch.charCodeAt(0))) {

[5446] Fix | Delete

break;

[5447] Fix | Delete

}

[5448] Fix | Delete

code = code * 16 + hexValue(ch);

[5449] Fix | Delete

}

[5450] Fix | Delete

if (code > 0x10FFFF || ch !== '}') {

[5451] Fix | Delete

this.throwUnexpectedToken();

[5452] Fix | Delete

}

[5453] Fix | Delete

return character_1.Character.fromCodePoint(code);

[5454] Fix | Delete

};

[5455] Fix | Delete

Scanner.prototype.getIdentifier = function () {

[5456] Fix | Delete

var start = this.index++;

[5457] Fix | Delete

while (!this.eof()) {

[5458] Fix | Delete

var ch = this.source.charCodeAt(this.index);

[5459] Fix | Delete

if (ch === 0x5C) {

[5460] Fix | Delete

// Blackslash (U+005C) marks Unicode escape sequence.

[5461] Fix | Delete

this.index = start;

[5462] Fix | Delete

return this.getComplexIdentifier();

[5463] Fix | Delete

}

[5464] Fix | Delete

else if (ch >= 0xD800 && ch < 0xDFFF) {

[5465] Fix | Delete

// Need to handle surrogate pairs.

[5466] Fix | Delete

this.index = start;

[5467] Fix | Delete

return this.getComplexIdentifier();

[5468] Fix | Delete

}

[5469] Fix | Delete

if (character_1.Character.isIdentifierPart(ch)) {

[5470] Fix | Delete

++this.index;

[5471] Fix | Delete

}

[5472] Fix | Delete

else {

[5473] Fix | Delete

break;

[5474] Fix | Delete

}

[5475] Fix | Delete

}

[5476] Fix | Delete

return this.source.slice(start, this.index);

[5477] Fix | Delete

};

[5478] Fix | Delete

Scanner.prototype.getComplexIdentifier = function () {

[5479] Fix | Delete

var cp = this.codePointAt(this.index);

[5480] Fix | Delete

var id = character_1.Character.fromCodePoint(cp);

[5481] Fix | Delete

this.index += id.length;

[5482] Fix | Delete

// '\u' (U+005C, U+0075) denotes an escaped character.

[5483] Fix | Delete

var ch;

[5484] Fix | Delete

if (cp === 0x5C) {

[5485] Fix | Delete

if (this.source.charCodeAt(this.index) !== 0x75) {

[5486] Fix | Delete

this.throwUnexpectedToken();

[5487] Fix | Delete

}

[5488] Fix | Delete

++this.index;

[5489] Fix | Delete

if (this.source[this.index] === '{') {

[5490] Fix | Delete

++this.index;

[5491] Fix | Delete

ch = this.scanUnicodeCodePointEscape();

[5492] Fix | Delete

}

[5493] Fix | Delete

else {

[5494] Fix | Delete

ch = this.scanHexEscape('u');

[5495] Fix | Delete

if (ch === null || ch === '\\' || !character_1.Character.isIdentifierStart(ch.charCodeAt(0))) {

[5496] Fix | Delete

this.throwUnexpectedToken();

[5497] Fix | Delete

}

[5498] Fix | Delete

}

[5499] Fix | Delete

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