9
|
1 |
(function webpackUniversalModuleDefinition(root, factory) {
|
|
2 |
/* istanbul ignore next */
|
|
3 |
if(typeof exports === 'object' && typeof module === 'object')
|
|
4 |
module.exports = factory();
|
|
5 |
else if(typeof define === 'function' && define.amd)
|
|
6 |
define([], factory);
|
|
7 |
/* istanbul ignore next */
|
|
8 |
else if(typeof exports === 'object')
|
|
9 |
exports["esprima"] = factory();
|
|
10 |
else
|
|
11 |
root["esprima"] = factory();
|
|
12 |
})(this, function() {
|
|
13 |
return /******/ (function(modules) { // webpackBootstrap
|
|
14 |
/******/ // The module cache
|
|
15 |
/******/ var installedModules = {};
|
|
16 |
|
|
17 |
/******/ // The require function
|
|
18 |
/******/ function __webpack_require__(moduleId) {
|
|
19 |
|
|
20 |
/******/ // Check if module is in cache
|
|
21 |
/* istanbul ignore if */
|
|
22 |
/******/ if(installedModules[moduleId])
|
|
23 |
/******/ return installedModules[moduleId].exports;
|
|
24 |
|
|
25 |
/******/ // Create a new module (and put it into the cache)
|
|
26 |
/******/ var module = installedModules[moduleId] = {
|
|
27 |
/******/ exports: {},
|
|
28 |
/******/ id: moduleId,
|
|
29 |
/******/ loaded: false
|
|
30 |
/******/ };
|
|
31 |
|
|
32 |
/******/ // Execute the module function
|
|
33 |
/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
|
|
34 |
|
|
35 |
/******/ // Flag the module as loaded
|
|
36 |
/******/ module.loaded = true;
|
|
37 |
|
|
38 |
/******/ // Return the exports of the module
|
|
39 |
/******/ return module.exports;
|
|
40 |
/******/ }
|
|
41 |
|
|
42 |
|
|
43 |
/******/ // expose the modules object (__webpack_modules__)
|
|
44 |
/******/ __webpack_require__.m = modules;
|
|
45 |
|
|
46 |
/******/ // expose the module cache
|
|
47 |
/******/ __webpack_require__.c = installedModules;
|
|
48 |
|
|
49 |
/******/ // __webpack_public_path__
|
|
50 |
/******/ __webpack_require__.p = "";
|
|
51 |
|
|
52 |
/******/ // Load entry module and return exports
|
|
53 |
/******/ return __webpack_require__(0);
|
|
54 |
/******/ })
|
|
55 |
/************************************************************************/
|
|
56 |
/******/ ([
|
|
57 |
/* 0 */
|
|
58 |
/***/ function(module, exports, __webpack_require__) {
|
|
59 |
|
|
60 |
"use strict";
|
|
61 |
/*
|
|
62 |
Copyright JS Foundation and other contributors, https://js.foundation/
|
|
63 |
|
|
64 |
Redistribution and use in source and binary forms, with or without
|
|
65 |
modification, are permitted provided that the following conditions are met:
|
|
66 |
|
|
67 |
* Redistributions of source code must retain the above copyright
|
|
68 |
notice, this list of conditions and the following disclaimer.
|
|
69 |
* Redistributions in binary form must reproduce the above copyright
|
|
70 |
notice, this list of conditions and the following disclaimer in the
|
|
71 |
documentation and/or other materials provided with the distribution.
|
|
72 |
|
|
73 |
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
74 |
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
75 |
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
76 |
ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
|
|
77 |
DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
78 |
(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
|
79 |
LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
|
|
80 |
ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
81 |
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|
82 |
THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
83 |
*/
|
|
84 |
Object.defineProperty(exports, "__esModule", { value: true });
|
|
85 |
var comment_handler_1 = __webpack_require__(1);
|
|
86 |
var jsx_parser_1 = __webpack_require__(3);
|
|
87 |
var parser_1 = __webpack_require__(8);
|
|
88 |
var tokenizer_1 = __webpack_require__(15);
|
|
89 |
function parse(code, options, delegate) {
|
|
90 |
var commentHandler = null;
|
|
91 |
var proxyDelegate = function (node, metadata) {
|
|
92 |
if (delegate) {
|
|
93 |
delegate(node, metadata);
|
|
94 |
}
|
|
95 |
if (commentHandler) {
|
|
96 |
commentHandler.visit(node, metadata);
|
|
97 |
}
|
|
98 |
};
|
|
99 |
var parserDelegate = (typeof delegate === 'function') ? proxyDelegate : null;
|
|
100 |
var collectComment = false;
|
|
101 |
if (options) {
|
|
102 |
collectComment = (typeof options.comment === 'boolean' && options.comment);
|
|
103 |
var attachComment = (typeof options.attachComment === 'boolean' && options.attachComment);
|
|
104 |
if (collectComment || attachComment) {
|
|
105 |
commentHandler = new comment_handler_1.CommentHandler();
|
|
106 |
commentHandler.attach = attachComment;
|
|
107 |
options.comment = true;
|
|
108 |
parserDelegate = proxyDelegate;
|
|
109 |
}
|
|
110 |
}
|
|
111 |
var isModule = false;
|
|
112 |
if (options && typeof options.sourceType === 'string') {
|
|
113 |
isModule = (options.sourceType === 'module');
|
|
114 |
}
|
|
115 |
var parser;
|
|
116 |
if (options && typeof options.jsx === 'boolean' && options.jsx) {
|
|
117 |
parser = new jsx_parser_1.JSXParser(code, options, parserDelegate);
|
|
118 |
}
|
|
119 |
else {
|
|
120 |
parser = new parser_1.Parser(code, options, parserDelegate);
|
|
121 |
}
|
|
122 |
var program = isModule ? parser.parseModule() : parser.parseScript();
|
|
123 |
var ast = program;
|
|
124 |
if (collectComment && commentHandler) {
|
|
125 |
ast.comments = commentHandler.comments;
|
|
126 |
}
|
|
127 |
if (parser.config.tokens) {
|
|
128 |
ast.tokens = parser.tokens;
|
|
129 |
}
|
|
130 |
if (parser.config.tolerant) {
|
|
131 |
ast.errors = parser.errorHandler.errors;
|
|
132 |
}
|
|
133 |
return ast;
|
|
134 |
}
|
|
135 |
exports.parse = parse;
|
|
136 |
function parseModule(code, options, delegate) {
|
|
137 |
var parsingOptions = options || {};
|
|
138 |
parsingOptions.sourceType = 'module';
|
|
139 |
return parse(code, parsingOptions, delegate);
|
|
140 |
}
|
|
141 |
exports.parseModule = parseModule;
|
|
142 |
function parseScript(code, options, delegate) {
|
|
143 |
var parsingOptions = options || {};
|
|
144 |
parsingOptions.sourceType = 'script';
|
|
145 |
return parse(code, parsingOptions, delegate);
|
|
146 |
}
|
|
147 |
exports.parseScript = parseScript;
|
|
148 |
function tokenize(code, options, delegate) {
|
|
149 |
var tokenizer = new tokenizer_1.Tokenizer(code, options);
|
|
150 |
var tokens;
|
|
151 |
tokens = [];
|
|
152 |
try {
|
|
153 |
while (true) {
|
|
154 |
var token = tokenizer.getNextToken();
|
|
155 |
if (!token) {
|
|
156 |
break;
|
|
157 |
}
|
|
158 |
if (delegate) {
|
|
159 |
token = delegate(token);
|
|
160 |
}
|
|
161 |
tokens.push(token);
|
|
162 |
}
|
|
163 |
}
|
|
164 |
catch (e) {
|
|
165 |
tokenizer.errorHandler.tolerate(e);
|
|
166 |
}
|
|
167 |
if (tokenizer.errorHandler.tolerant) {
|
|
168 |
tokens.errors = tokenizer.errors();
|
|
169 |
}
|
|
170 |
return tokens;
|
|
171 |
}
|
|
172 |
exports.tokenize = tokenize;
|
|
173 |
var syntax_1 = __webpack_require__(2);
|
|
174 |
exports.Syntax = syntax_1.Syntax;
|
|
175 |
// Sync with *.json manifests.
|
|
176 |
exports.version = '4.0.0';
|
|
177 |
|
|
178 |
|
|
179 |
/***/ },
|
|
180 |
/* 1 */
|
|
181 |
/***/ function(module, exports, __webpack_require__) {
|
|
182 |
|
|
183 |
"use strict";
|
|
184 |
Object.defineProperty(exports, "__esModule", { value: true });
|
|
185 |
var syntax_1 = __webpack_require__(2);
|
|
186 |
var CommentHandler = (function () {
|
|
187 |
function CommentHandler() {
|
|
188 |
this.attach = false;
|
|
189 |
this.comments = [];
|
|
190 |
this.stack = [];
|
|
191 |
this.leading = [];
|
|
192 |
this.trailing = [];
|
|
193 |
}
|
|
194 |
CommentHandler.prototype.insertInnerComments = function (node, metadata) {
|
|
195 |
// innnerComments for properties empty block
|
|
196 |
// `function a() {/** comments **\/}`
|
|
197 |
if (node.type === syntax_1.Syntax.BlockStatement && node.body.length === 0) {
|
|
198 |
var innerComments = [];
|
|
199 |
for (var i = this.leading.length - 1; i >= 0; --i) {
|
|
200 |
var entry = this.leading[i];
|
|
201 |
if (metadata.end.offset >= entry.start) {
|
|
202 |
innerComments.unshift(entry.comment);
|
|
203 |
this.leading.splice(i, 1);
|
|
204 |
this.trailing.splice(i, 1);
|
|
205 |
}
|
|
206 |
}
|
|
207 |
if (innerComments.length) {
|
|
208 |
node.innerComments = innerComments;
|
|
209 |
}
|
|
210 |
}
|
|
211 |
};
|
|
212 |
CommentHandler.prototype.findTrailingComments = function (metadata) {
|
|
213 |
var trailingComments = [];
|
|
214 |
if (this.trailing.length > 0) {
|
|
215 |
for (var i = this.trailing.length - 1; i >= 0; --i) {
|
|
216 |
var entry_1 = this.trailing[i];
|
|
217 |
if (entry_1.start >= metadata.end.offset) {
|
|
218 |
trailingComments.unshift(entry_1.comment);
|
|
219 |
}
|
|
220 |
}
|
|
221 |
this.trailing.length = 0;
|
|
222 |
return trailingComments;
|
|
223 |
}
|
|
224 |
var entry = this.stack[this.stack.length - 1];
|
|
225 |
if (entry && entry.node.trailingComments) {
|
|
226 |
var firstComment = entry.node.trailingComments[0];
|
|
227 |
if (firstComment && firstComment.range[0] >= metadata.end.offset) {
|
|
228 |
trailingComments = entry.node.trailingComments;
|
|
229 |
delete entry.node.trailingComments;
|
|
230 |
}
|
|
231 |
}
|
|
232 |
return trailingComments;
|
|
233 |
};
|
|
234 |
CommentHandler.prototype.findLeadingComments = function (metadata) {
|
|
235 |
var leadingComments = [];
|
|
236 |
var target;
|
|
237 |
while (this.stack.length > 0) {
|
|
238 |
var entry = this.stack[this.stack.length - 1];
|
|
239 |
if (entry && entry.start >= metadata.start.offset) {
|
|
240 |
target = entry.node;
|
|
241 |
this.stack.pop();
|
|
242 |
}
|
|
243 |
else {
|
|
244 |
break;
|
|
245 |
}
|
|
246 |
}
|
|
247 |
if (target) {
|
|
248 |
var count = target.leadingComments ? target.leadingComments.length : 0;
|
|
249 |
for (var i = count - 1; i >= 0; --i) {
|
|
250 |
var comment = target.leadingComments[i];
|
|
251 |
if (comment.range[1] <= metadata.start.offset) {
|
|
252 |
leadingComments.unshift(comment);
|
|
253 |
target.leadingComments.splice(i, 1);
|
|
254 |
}
|
|
255 |
}
|
|
256 |
if (target.leadingComments && target.leadingComments.length === 0) {
|
|
257 |
delete target.leadingComments;
|
|
258 |
}
|
|
259 |
return leadingComments;
|
|
260 |
}
|
|
261 |
for (var i = this.leading.length - 1; i >= 0; --i) {
|
|
262 |
var entry = this.leading[i];
|
|
263 |
if (entry.start <= metadata.start.offset) {
|
|
264 |
leadingComments.unshift(entry.comment);
|
|
265 |
this.leading.splice(i, 1);
|
|
266 |
}
|
|
267 |
}
|
|
268 |
return leadingComments;
|
|
269 |
};
|
|
270 |
CommentHandler.prototype.visitNode = function (node, metadata) {
|
|
271 |
if (node.type === syntax_1.Syntax.Program && node.body.length > 0) {
|
|
272 |
return;
|
|
273 |
}
|
|
274 |
this.insertInnerComments(node, metadata);
|
|
275 |
var trailingComments = this.findTrailingComments(metadata);
|
|
276 |
var leadingComments = this.findLeadingComments(metadata);
|
|
277 |
if (leadingComments.length > 0) {
|
|
278 |
node.leadingComments = leadingComments;
|
|
279 |
}
|
|
280 |
if (trailingComments.length > 0) {
|
|
281 |
node.trailingComments = trailingComments;
|
|
282 |
}
|
|
283 |
this.stack.push({
|
|
284 |
node: node,
|
|
285 |
start: metadata.start.offset
|
|
286 |
});
|
|
287 |
};
|
|
288 |
CommentHandler.prototype.visitComment = function (node, metadata) {
|
|
289 |
var type = (node.type[0] === 'L') ? 'Line' : 'Block';
|
|
290 |
var comment = {
|
|
291 |
type: type,
|
|
292 |
value: node.value
|
|
293 |
};
|
|
294 |
if (node.range) {
|
|
295 |
comment.range = node.range;
|
|
296 |
}
|
|
297 |
if (node.loc) {
|
|
298 |
comment.loc = node.loc;
|
|
299 |
}
|
|
300 |
this.comments.push(comment);
|
|
301 |
if (this.attach) {
|
|
302 |
var entry = {
|
|
303 |
comment: {
|
|
304 |
type: type,
|
|
305 |
value: node.value,
|
|
306 |
range: [metadata.start.offset, metadata.end.offset]
|
|
307 |
},
|
|
308 |
start: metadata.start.offset
|
|
309 |
};
|
|
310 |
if (node.loc) {
|
|
311 |
entry.comment.loc = node.loc;
|
|
312 |
}
|
|
313 |
node.type = type;
|
|
314 |
this.leading.push(entry);
|
|
315 |
this.trailing.push(entry);
|
|
316 |
}
|
|
317 |
};
|
|
318 |
CommentHandler.prototype.visit = function (node, metadata) {
|
|
319 |
if (node.type === 'LineComment') {
|
|
320 |
this.visitComment(node, metadata);
|
|
321 |
}
|
|
322 |
else if (node.type === 'BlockComment') {
|
|
323 |
this.visitComment(node, metadata);
|
|
324 |
}
|
|
325 |
else if (this.attach) {
|
|
326 |
this.visitNode(node, metadata);
|
|
327 |
}
|
|
328 |
};
|
|
329 |
return CommentHandler;
|
|
330 |
}());
|
|
331 |
exports.CommentHandler = CommentHandler;
|
|
332 |
|
|
333 |
|
|
334 |
/***/ },
|
|
335 |
/* 2 */
|
|
336 |
/***/ function(module, exports) {
|
|
337 |
|
|
338 |
"use strict";
|
|
339 |
Object.defineProperty(exports, "__esModule", { value: true });
|
|
340 |
exports.Syntax = {
|
|
341 |
AssignmentExpression: 'AssignmentExpression',
|
|
342 |
AssignmentPattern: 'AssignmentPattern',
|
|
343 |
ArrayExpression: 'ArrayExpression',
|
|
344 |
ArrayPattern: 'ArrayPattern',
|
|
345 |
ArrowFunctionExpression: 'ArrowFunctionExpression',
|
|
346 |
AwaitExpression: 'AwaitExpression',
|
|
347 |
BlockStatement: 'BlockStatement',
|
|
348 |
BinaryExpression: 'BinaryExpression',
|
|
349 |
BreakStatement: 'BreakStatement',
|
|
350 |
CallExpression: 'CallExpression',
|
|
351 |
CatchClause: 'CatchClause',
|
|
352 |
ClassBody: 'ClassBody',
|
|
353 |
ClassDeclaration: 'ClassDeclaration',
|
|
354 |
ClassExpression: 'ClassExpression',
|
|
355 |
ConditionalExpression: 'ConditionalExpression',
|
|
356 |
ContinueStatement: 'ContinueStatement',
|
|
357 |
DoWhileStatement: 'DoWhileStatement',
|
|
358 |
DebuggerStatement: 'DebuggerStatement',
|
|
359 |
EmptyStatement: 'EmptyStatement',
|
|
360 |
ExportAllDeclaration: 'ExportAllDeclaration',
|
|
361 |
ExportDefaultDeclaration: 'ExportDefaultDeclaration',
|
|
362 |
ExportNamedDeclaration: 'ExportNamedDeclaration',
|
|
363 |
ExportSpecifier: 'ExportSpecifier',
|
|
364 |
ExpressionStatement: 'ExpressionStatement',
|
|
365 |
ForStatement: 'ForStatement',
|
|
366 |
ForOfStatement: 'ForOfStatement',
|
|
367 |
ForInStatement: 'ForInStatement',
|
|
368 |
FunctionDeclaration: 'FunctionDeclaration',
|
|
369 |
FunctionExpression: 'FunctionExpression',
|
|
370 |
Identifier: 'Identifier',
|
|
371 |
IfStatement: 'IfStatement',
|
|
372 |
ImportDeclaration: 'ImportDeclaration',
|
|
373 |
ImportDefaultSpecifier: 'ImportDefaultSpecifier',
|
|
374 |
ImportNamespaceSpecifier: 'ImportNamespaceSpecifier',
|
|
375 |
ImportSpecifier: 'ImportSpecifier',
|
|
376 |
Literal: 'Literal',
|
|
377 |
LabeledStatement: 'LabeledStatement',
|
|
378 |
LogicalExpression: 'LogicalExpression',
|
|
379 |
MemberExpression: 'MemberExpression',
|
|
380 |
MetaProperty: 'MetaProperty',
|
|
381 |
MethodDefinition: 'MethodDefinition',
|
|
382 |
NewExpression: 'NewExpression',
|
|
383 |
ObjectExpression: 'ObjectExpression',
|
|
384 |
ObjectPattern: 'ObjectPattern',
|
|
385 |
Program: 'Program',
|
|
386 |
Property: 'Property',
|
|
387 |
RestElement: 'RestElement',
|
|
388 |
ReturnStatement: 'ReturnStatement',
|
|
389 |
SequenceExpression: 'SequenceExpression',
|
|
390 |
SpreadElement: 'SpreadElement',
|
|
391 |
Super: 'Super',
|
|
392 |
SwitchCase: 'SwitchCase',
|
|
393 |
SwitchStatement: 'SwitchStatement',
|
|
394 |
TaggedTemplateExpression: 'TaggedTemplateExpression',
|
|
395 |
TemplateElement: 'TemplateElement',
|
|
396 |
TemplateLiteral: 'TemplateLiteral',
|
|
397 |
ThisExpression: 'ThisExpression',
|
|
398 |
ThrowStatement: 'ThrowStatement',
|
|
399 |
TryStatement: 'TryStatement',
|
|
400 |
UnaryExpression: 'UnaryExpression',
|
|
401 |
UpdateExpression: 'UpdateExpression',
|
|
402 |
VariableDeclaration: 'VariableDeclaration',
|
|
403 |
VariableDeclarator: 'VariableDeclarator',
|
|
404 |
WhileStatement: 'WhileStatement',
|
|
405 |
WithStatement: 'WithStatement',
|
|
406 |
YieldExpression: 'YieldExpression'
|
|
407 |
};
|
|
408 |
|
|
409 |
|
|
410 |
/***/ },
|
|
411 |
/* 3 */
|
|
412 |
/***/ function(module, exports, __webpack_require__) {
|
|
413 |
|
|
414 |
"use strict";
|
|
415 |
/* istanbul ignore next */
|
|
416 |
var __extends = (this && this.__extends) || (function () {
|
|
417 |
var extendStatics = Object.setPrototypeOf ||
|
|
418 |
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
|
|
419 |
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
|
|
420 |
return function (d, b) {
|
|
421 |
extendStatics(d, b);
|
|
422 |
function __() { this.constructor = d; }
|
|
423 |
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
|
|
424 |
};
|
|
425 |
})();
|
|
426 |
Object.defineProperty(exports, "__esModule", { value: true });
|
|
427 |
var character_1 = __webpack_require__(4);
|
|
428 |
var JSXNode = __webpack_require__(5);
|
|
429 |
var jsx_syntax_1 = __webpack_require__(6);
|
|
430 |
var Node = __webpack_require__(7);
|
|
431 |
var parser_1 = __webpack_require__(8);
|
|
432 |
var token_1 = __webpack_require__(13);
|
|
433 |
var xhtml_entities_1 = __webpack_require__(14);
|
|
434 |
token_1.TokenName[100 /* Identifier */] = 'JSXIdentifier';
|
|
435 |
token_1.TokenName[101 /* Text */] = 'JSXText';
|
|
436 |
// Fully qualified element name, e.g. <svg:path> returns "svg:path"
|
|
437 |
function getQualifiedElementName(elementName) {
|
|
438 |
var qualifiedName;
|
|
439 |
switch (elementName.type) {
|
|
440 |
case jsx_syntax_1.JSXSyntax.JSXIdentifier:
|
|
441 |
var id = elementName;
|
|
442 |
qualifiedName = id.name;
|
|
443 |
break;
|
|
444 |
case jsx_syntax_1.JSXSyntax.JSXNamespacedName:
|
|
445 |
var ns = elementName;
|
|
446 |
qualifiedName = getQualifiedElementName(ns.namespace) + ':' +
|
|
447 |
getQualifiedElementName(ns.name);
|
|
448 |
break;
|
|
449 |
case jsx_syntax_1.JSXSyntax.JSXMemberExpression:
|
|
450 |
var expr = elementName;
|
|
451 |
qualifiedName = getQualifiedElementName(expr.object) + '.' +
|
|
452 |
getQualifiedElementName(expr.property);
|
|
453 |
break;
|
|
454 |
/* istanbul ignore next */
|
|
455 |
default:
|
|
456 |
break;
|
|
457 |
}
|
|
458 |
return qualifiedName;
|
|
459 |
}
|
|
460 |
var JSXParser = (function (_super) {
|
|
461 |
__extends(JSXParser, _super);
|
|
462 |
function JSXParser(code, options, delegate) {
|
|
463 |
return _super.call(this, code, options, delegate) || this;
|
|
464 |
}
|
|
465 |
JSXParser.prototype.parsePrimaryExpression = function () {
|
|
466 |
return this.match('<') ? this.parseJSXRoot() : _super.prototype.parsePrimaryExpression.call(this);
|
|
467 |
};
|
|
468 |
JSXParser.prototype.startJSX = function () {
|
|
469 |
// Unwind the scanner before the lookahead token.
|
|
470 |
this.scanner.index = this.startMarker.index;
|
|
471 |
this.scanner.lineNumber = this.startMarker.line;
|
|
472 |
this.scanner.lineStart = this.startMarker.index - this.startMarker.column;
|
|
473 |
};
|
|
474 |
JSXParser.prototype.finishJSX = function () {
|
|
475 |
// Prime the next lookahead.
|
|
476 |
this.nextToken();
|
|
477 |
};
|
|
478 |
JSXParser.prototype.reenterJSX = function () {
|
|
479 |
this.startJSX();
|
|
480 |
this.expectJSX('}');
|
|
481 |
// Pop the closing '}' added from the lookahead.
|
|
482 |
if (this.config.tokens) {
|
|
483 |
this.tokens.pop();
|
|
484 |
}
|
|
485 |
};
|
|
486 |
JSXParser.prototype.createJSXNode = function () {
|
|
487 |
this.collectComments();
|
|
488 |
return {
|
|
489 |
index: this.scanner.index,
|
|
490 |
line: this.scanner.lineNumber,
|
|
491 |
column: this.scanner.index - this.scanner.lineStart
|
|
492 |
};
|
|
493 |
};
|
|
494 |
JSXParser.prototype.createJSXChildNode = function () {
|
|
495 |
return {
|
|
496 |
index: this.scanner.index,
|
|
497 |
line: this.scanner.lineNumber,
|
|
498 |
column: this.scanner.index - this.scanner.lineStart
|
|
499 |
};
|
|
500 |
};
|
|
501 |
JSXParser.prototype.scanXHTMLEntity = function (quote) {
|
|
502 |
var result = '&';
|
|
503 |
var valid = true;
|
|
504 |
var terminated = false;
|
|
505 |
var numeric = false;
|
|
506 |
var hex = false;
|
|
507 |
while (!this.scanner.eof() && valid && !terminated) {
|
|
508 |
var ch = this.scanner.source[this.scanner.index];
|
|
509 |
if (ch === quote) {
|
|
510 |
break;
|
|
511 |
}
|
|
512 |
terminated = (ch === ';');
|
|
513 |
result += ch;
|
|
514 |
++this.scanner.index;
|
|
515 |
if (!terminated) {
|
|
516 |
switch (result.length) {
|
|
517 |
case 2:
|
|
518 |
// e.g. '{'
|
|
519 |
numeric = (ch === '#');
|
|
520 |
break;
|
|
521 |
case 3:
|
|
522 |
if (numeric) {
|
|
523 |
// e.g. 'A'
|
|
524 |
hex = (ch === 'x');
|
|
525 |
valid = hex || character_1.Character.isDecimalDigit(ch.charCodeAt(0));
|
|
526 |
numeric = numeric && !hex;
|
|
527 |
}
|
|
528 |
break;
|
|
529 |
default:
|
|
530 |
valid = valid && !(numeric && !character_1.Character.isDecimalDigit(ch.charCodeAt(0)));
|
|
531 |
valid = valid && !(hex && !character_1.Character.isHexDigit(ch.charCodeAt(0)));
|
|
532 |
break;
|
|
533 |
}
|
|
534 |
}
|
|
535 |
}
|
|
536 |
if (valid && terminated && result.length > 2) {
|
|
537 |
// e.g. 'A' becomes just '#x41'
|
|
538 |
var str = result.substr(1, result.length - 2);
|
|
539 |
if (numeric && str.length > 1) {
|
|
540 |
result = String.fromCharCode(parseInt(str.substr(1), 10));
|
|
541 |
}
|
|
542 |
else if (hex && str.length > 2) {
|
|
543 |
result = String.fromCharCode(parseInt('0' + str.substr(1), 16));
|
|
544 |
}
|
|
545 |
else if (!numeric && !hex && xhtml_entities_1.XHTMLEntities[str]) {
|
|
546 |
result = xhtml_entities_1.XHTMLEntities[str];
|
|
547 |
}
|
|
548 |
}
|
|
549 |
return result;
|
|
550 |
};
|
|
551 |
// Scan the next JSX token. This replaces Scanner#lex when in JSX mode.
|
|
552 |
JSXParser.prototype.lexJSX = function () {
|
|
553 |
var cp = this.scanner.source.charCodeAt(this.scanner.index);
|
|
554 |
// < > / : = { }
|
|
555 |
if (cp === 60 || cp === 62 || cp === 47 || cp === 58 || cp === 61 || cp === 123 || cp === 125) {
|
|
556 |
var value = this.scanner.source[this.scanner.index++];
|
|
557 |
return {
|
|
558 |
type: 7 /* Punctuator */,
|
|
559 |
value: value,
|
|
560 |
lineNumber: this.scanner.lineNumber,
|
|
561 |
lineStart: this.scanner.lineStart,
|
|
562 |
start: this.scanner.index - 1,
|
|
563 |
end: this.scanner.index
|
|
564 |
};
|
|
565 |
}
|
|
566 |
// " '
|
|
567 |
if (cp === 34 || cp === 39) {
|
|
568 |
var start = this.scanner.index;
|
|
569 |
var quote = this.scanner.source[this.scanner.index++];
|
|
570 |
var str = '';
|
|
571 |
while (!this.scanner.eof()) {
|
|
572 |
var ch = this.scanner.source[this.scanner.index++];
|
|
573 |
if (ch === quote) {
|
|
574 |
break;
|
|
575 |
}
|
|
576 |
else if (ch === '&') {
|
|
577 |
str += this.scanXHTMLEntity(quote);
|
|
578 |
}
|
|
579 |
else {
|
|
580 |
str += ch;
|
|
581 |
}
|
|
582 |
}
|
|
583 |
return {
|
|
584 |
type: 8 /* StringLiteral */,
|
|
585 |
value: str,
|
|
586 |
lineNumber: this.scanner.lineNumber,
|
|
587 |
lineStart: this.scanner.lineStart,
|
|
588 |
start: start,
|
|
589 |
end: this.scanner.index
|
|
590 |
};
|
|
591 |
}
|
|
592 |
// ... or .
|
|
593 |
if (cp === 46) {
|
|
594 |
var n1 = this.scanner.source.charCodeAt(this.scanner.index + 1);
|
|
595 |
var n2 = this.scanner.source.charCodeAt(this.scanner.index + 2);
|
|
596 |
var value = (n1 === 46 && n2 === 46) ? '...' : '.';
|
|
597 |
var start = this.scanner.index;
|
|
598 |
this.scanner.index += value.length;
|
|
599 |
return {
|
|
600 |
type: 7 /* Punctuator */,
|
|
601 |
value: value,
|
|
602 |
lineNumber: this.scanner.lineNumber,
|
|
603 |
lineStart: this.scanner.lineStart,
|
|
604 |
start: start,
|
|
605 |
end: this.scanner.index
|
|
606 |
};
|
|
607 |
}
|
|
608 |
// `
|
|
609 |
if (cp === 96) {
|
|
610 |
// Only placeholder, since it will be rescanned as a real assignment expression.
|
|
611 |
return {
|
|
612 |
type: 10 /* Template */,
|
|
613 |
value: '',
|
|
614 |
lineNumber: this.scanner.lineNumber,
|
|
615 |
lineStart: this.scanner.lineStart,
|
|
616 |
start: this.scanner.index,
|
|
617 |
end: this.scanner.index
|
|
618 |
};
|
|
619 |
}
|
|
620 |
// Identifer can not contain backslash (char code 92).
|
|
621 |
if (character_1.Character.isIdentifierStart(cp) && (cp !== 92)) {
|
|
622 |
var start = this.scanner.index;
|
|
623 |
++this.scanner.index;
|
|
624 |
while (!this.scanner.eof()) {
|
|
625 |
var ch = this.scanner.source.charCodeAt(this.scanner.index);
|
|
626 |
if (character_1.Character.isIdentifierPart(ch) && (ch !== 92)) {
|
|
627 |
++this.scanner.index;
|
|
628 |
}
|
|
629 |
else if (ch === 45) {
|
|
630 |
// Hyphen (char code 45) can be part of an identifier.
|
|
631 |
++this.scanner.index;
|
|
632 |
}
|
|
633 |
else {
|
|
634 |
break;
|
|
635 |
}
|
|
636 |
}
|
|
637 |
var id = this.scanner.source.slice(start, this.scanner.index);
|
|
638 |
return {
|
|
639 |
type: 100 /* Identifier */,
|
|
640 |
value: id,
|
|
641 |
lineNumber: this.scanner.lineNumber,
|
|
642 |
lineStart: this.scanner.lineStart,
|
|
643 |
start: start,
|
|
644 |
end: this.scanner.index
|
|
645 |
};
|
|
646 |
}
|
|
647 |
return this.scanner.lex();
|
|
648 |
};
|
|
649 |
JSXParser.prototype.nextJSXToken = function () {
|
|
650 |
this.collectComments();
|
|
651 |
this.startMarker.index = this.scanner.index;
|
|
652 |
this.startMarker.line = this.scanner.lineNumber;
|
|
653 |
this.startMarker.column = this.scanner.index - this.scanner.lineStart;
|
|
654 |
var token = this.lexJSX();
|
|
655 |
this.lastMarker.index = this.scanner.index;
|
|
656 |
this.lastMarker.line = this.scanner.lineNumber;
|
|
657 |
this.lastMarker.column = this.scanner.index - this.scanner.lineStart;
|
|
658 |
if (this.config.tokens) {
|
|
659 |
this.tokens.push(this.convertToken(token));
|
|
660 |
}
|
|
661 |
return token;
|
|
662 |
};
|
|
663 |
JSXParser.prototype.nextJSXText = function () {
|
|
664 |
this.startMarker.index = this.scanner.index;
|
|
665 |
this.startMarker.line = this.scanner.lineNumber;
|
|
666 |
this.startMarker.column = this.scanner.index - this.scanner.lineStart;
|
|
667 |
var start = this.scanner.index;
|
|
668 |
var text = '';
|
|
669 |
while (!this.scanner.eof()) {
|
|
670 |
var ch = this.scanner.source[this.scanner.index];
|
|
671 |
if (ch === '{' || ch === '<') {
|
|
672 |
break;
|
|
673 |
}
|
|
674 |
++this.scanner.index;
|
|
675 |
text += ch;
|
|
676 |
if (character_1.Character.isLineTerminator(ch.charCodeAt(0))) {
|
|
677 |
++this.scanner.lineNumber;
|
|
678 |
if (ch === '\r' && this.scanner.source[this.scanner.index] === '\n') {
|
|
679 |
++this.scanner.index;
|
|
680 |
}
|
|
681 |
this.scanner.lineStart = this.scanner.index;
|
|
682 |
}
|
|
683 |
}
|
|
684 |
this.lastMarker.index = this.scanner.index;
|
|
685 |
this.lastMarker.line = this.scanner.lineNumber;
|
|
686 |
this.lastMarker.column = this.scanner.index - this.scanner.lineStart;
|
|
687 |
var token = {
|
|
688 |
type: 101 /* Text */,
|
|
689 |
value: text,
|
|
690 |
lineNumber: this.scanner.lineNumber,
|
|
691 |
lineStart: this.scanner.lineStart,
|
|
692 |
start: start,
|
|
693 |
end: this.scanner.index
|
|
694 |
};
|
|
695 |
if ((text.length > 0) && this.config.tokens) {
|
|
696 |
this.tokens.push(this.convertToken(token));
|
|
697 |
}
|
|
698 |
return token;
|
|
699 |
};
|
|
700 |
JSXParser.prototype.peekJSXToken = function () {
|
|
701 |
var state = this.scanner.saveState();
|
|
702 |
this.scanner.scanComments();
|
|
703 |
var next = this.lexJSX();
|
|
704 |
this.scanner.restoreState(state);
|
|
705 |
return next;
|
|
706 |
};
|
|
707 |
// Expect the next JSX token to match the specified punctuator.
|
|
708 |
// If not, an exception will be thrown.
|
|
709 |
JSXParser.prototype.expectJSX = function (value) {
|
|
710 |
var token = this.nextJSXToken();
|
|
711 |
if (token.type !== 7 /* Punctuator */ || token.value !== value) {
|
|
712 |
this.throwUnexpectedToken(token);
|
|
713 |
}
|
|
714 |
};
|
|
715 |
// Return true if the next JSX token matches the specified punctuator.
|
|
716 |
JSXParser.prototype.matchJSX = function (value) {
|
|
717 |
var next = this.peekJSXToken();
|
|
718 |
return next.type === 7 /* Punctuator */ && next.value === value;
|
|
719 |
};
|
|
720 |
JSXParser.prototype.parseJSXIdentifier = function () {
|
|
721 |
var node = this.createJSXNode();
|
|
722 |
var token = this.nextJSXToken();
|
|
723 |
if (token.type !== 100 /* Identifier */) {
|
|
724 |
this.throwUnexpectedToken(token);
|
|
725 |
}
|
|
726 |
return this.finalize(node, new JSXNode.JSXIdentifier(token.value));
|
|
727 |
};
|
|
728 |
JSXParser.prototype.parseJSXElementName = function () {
|
|
729 |
var node = this.createJSXNode();
|
|
730 |
var elementName = this.parseJSXIdentifier();
|
|
731 |
if (this.matchJSX(':')) {
|
|
732 |
var namespace = elementName;
|
|
733 |
this.expectJSX(':');
|
|
734 |
var name_1 = this.parseJSXIdentifier();
|
|
735 |
elementName = this.finalize(node, new JSXNode.JSXNamespacedName(namespace, name_1));
|
|
736 |
}
|
|
737 |
else if (this.matchJSX('.')) {
|
|
738 |
while (this.matchJSX('.')) {
|
|
739 |
var object = elementName;
|
|
740 |
this.expectJSX('.');
|
|
741 |
var property = this.parseJSXIdentifier();
|
|
742 |
elementName = this.finalize(node, new JSXNode.JSXMemberExpression(object, property));
|
|
743 |
}
|
|
744 |
}
|
|
745 |
return elementName;
|
|
746 |
};
|
|
747 |
JSXParser.prototype.parseJSXAttributeName = function () {
|
|
748 |
var node = this.createJSXNode();
|
|
749 |
var attributeName;
|
|
750 |
var identifier = this.parseJSXIdentifier();
|
|
751 |
if (this.matchJSX(':')) {
|
|
752 |
var namespace = identifier;
|
|
753 |
this.expectJSX(':');
|
|
754 |
var name_2 = this.parseJSXIdentifier();
|
|
755 |
attributeName = this.finalize(node, new JSXNode.JSXNamespacedName(namespace, name_2));
|
|
756 |
}
|
|
757 |
else {
|
|
758 |
attributeName = identifier;
|
|
759 |
}
|
|
760 |
return attributeName;
|
|
761 |
};
|
|
762 |
JSXParser.prototype.parseJSXStringLiteralAttribute = function () {
|
|
763 |
var node = this.createJSXNode();
|
|
764 |
var token = this.nextJSXToken();
|
|
765 |
if (token.type !== 8 /* StringLiteral */) {
|
|
766 |
this.throwUnexpectedToken(token);
|
|
767 |
}
|
|
768 |
var raw = this.getTokenRaw(token);
|
|
769 |
return this.finalize(node, new Node.Literal(token.value, raw));
|
|
770 |
};
|
|
771 |
JSXParser.prototype.parseJSXExpressionAttribute = function () {
|
|
772 |
var node = this.createJSXNode();
|
|
773 |
this.expectJSX('{');
|
|
774 |
this.finishJSX();
|
|
775 |
if (this.match('}')) {
|
|
776 |
this.tolerateError('JSX attributes must only be assigned a non-empty expression');
|
|
777 |
}
|
|
778 |
var expression = this.parseAssignmentExpression();
|
|
779 |
this.reenterJSX();
|
|
780 |
return this.finalize(node, new JSXNode.JSXExpressionContainer(expression));
|
|
781 |
};
|
|
782 |
JSXParser.prototype.parseJSXAttributeValue = function () {
|
|
783 |
return this.matchJSX('{') ? this.parseJSXExpressionAttribute() :
|
|
784 |
this.matchJSX('<') ? this.parseJSXElement() : this.parseJSXStringLiteralAttribute();
|
|
785 |
};
|
|
786 |
JSXParser.prototype.parseJSXNameValueAttribute = function () {
|
|
787 |
var node = this.createJSXNode();
|
|
788 |
var name = this.parseJSXAttributeName();
|
|
789 |
var value = null;
|
|
790 |
if (this.matchJSX('=')) {
|
|
791 |
this.expectJSX('=');
|
|
792 |
value = this.parseJSXAttributeValue();
|
|
793 |
}
|
|
794 |
return this.finalize(node, new JSXNode.JSXAttribute(name, value));
|
|
795 |
};
|
|
796 |
JSXParser.prototype.parseJSXSpreadAttribute = function () {
|
|
797 |
var node = this.createJSXNode();
|
|
798 |
this.expectJSX('{');
|
|
799 |
this.expectJSX('...');
|
|
800 |
this.finishJSX();
|
|
801 |
var argument = this.parseAssignmentExpression();
|
|
802 |
this.reenterJSX();
|
|
803 |
return this.finalize(node, new JSXNode.JSXSpreadAttribute(argument));
|
|
804 |
};
|
|
805 |
JSXParser.prototype.parseJSXAttributes = function () {
|
|
806 |
var attributes = [];
|
|
807 |
while (!this.matchJSX('/') && !this.matchJSX('>')) {
|
|
808 |
var attribute = this.matchJSX('{') ? this.parseJSXSpreadAttribute() :
|
|
809 |
this.parseJSXNameValueAttribute();
|
|
810 |
attributes.push(attribute);
|
|
811 |
}
|
|
812 |
return attributes;
|
|
813 |
};
|
|
814 |
JSXParser.prototype.parseJSXOpeningElement = function () {
|
|
815 |
var node = this.createJSXNode();
|
|
816 |
this.expectJSX('<');
|
|
817 |
var name = this.parseJSXElementName();
|
|
818 |
var attributes = this.parseJSXAttributes();
|
|
819 |
var selfClosing = this.matchJSX('/');
|
|
820 |
if (selfClosing) {
|
|
821 |
this.expectJSX('/');
|
|
822 |
}
|
|
823 |
this.expectJSX('>');
|
|
824 |
return this.finalize(node, new JSXNode.JSXOpeningElement(name, selfClosing, attributes));
|
|
825 |
};
|
|
826 |
JSXParser.prototype.parseJSXBoundaryElement = function () {
|
|
827 |
var node = this.createJSXNode();
|
|
828 |
this.expectJSX('<');
|
|
829 |
if (this.matchJSX('/')) {
|
|
830 |
this.expectJSX('/');
|
|
831 |
var name_3 = this.parseJSXElementName();
|
|
832 |
this.expectJSX('>');
|
|
833 |
return this.finalize(node, new JSXNode.JSXClosingElement(name_3));
|
|
834 |
}
|
|
835 |
var name = this.parseJSXElementName();
|
|
836 |
var attributes = this.parseJSXAttributes();
|
|
837 |
var selfClosing = this.matchJSX('/');
|
|
838 |
if (selfClosing) {
|
|
839 |
this.expectJSX('/');
|
|
840 |
}
|
|
841 |
this.expectJSX('>');
|
|
842 |
return this.finalize(node, new JSXNode.JSXOpeningElement(name, selfClosing, attributes));
|
|
843 |
};
|
|
844 |
JSXParser.prototype.parseJSXEmptyExpression = function () {
|
|
845 |
var node = this.createJSXChildNode();
|
|
846 |
this.collectComments();
|
|
847 |
this.lastMarker.index = this.scanner.index;
|
|
848 |
this.lastMarker.line = this.scanner.lineNumber;
|
|
849 |
this.lastMarker.column = this.scanner.index - this.scanner.lineStart;
|
|
850 |
return this.finalize(node, new JSXNode.JSXEmptyExpression());
|
|
851 |
};
|
|
852 |
JSXParser.prototype.parseJSXExpressionContainer = function () {
|
|
853 |
var node = this.createJSXNode();
|
|
854 |
this.expectJSX('{');
|
|
855 |
var expression;
|
|
856 |
if (this.matchJSX('}')) {
|
|
857 |
expression = this.parseJSXEmptyExpression();
|
|
858 |
this.expectJSX('}');
|
|
859 |
}
|
|
860 |
else {
|
|
861 |
this.finishJSX();
|
|
862 |
expression = this.parseAssignmentExpression();
|
|
863 |
this.reenterJSX();
|
|
864 |
}
|
|
865 |
return this.finalize(node, new JSXNode.JSXExpressionContainer(expression));
|
|
866 |
};
|
|
867 |
JSXParser.prototype.parseJSXChildren = function () {
|
|
868 |
var children = [];
|
|
869 |
while (!this.scanner.eof()) {
|
|
870 |
var node = this.createJSXChildNode();
|
|
871 |
var token = this.nextJSXText();
|
|
872 |
if (token.start < token.end) {
|
|
873 |
var raw = this.getTokenRaw(token);
|
|
874 |
var child = this.finalize(node, new JSXNode.JSXText(token.value, raw));
|
|
875 |
children.push(child);
|
|
876 |
}
|
|
877 |
if (this.scanner.source[this.scanner.index] === '{') {
|
|
878 |
var container = this.parseJSXExpressionContainer();
|
|
879 |
children.push(container);
|
|
880 |
}
|
|
881 |
else {
|
|
882 |
break;
|
|
883 |
}
|
|
884 |
}
|
|
885 |
return children;
|
|
886 |
};
|
|
887 |
JSXParser.prototype.parseComplexJSXElement = function (el) {
|
|
888 |
var stack = [];
|
|
889 |
while (!this.scanner.eof()) {
|
|
890 |
el.children = el.children.concat(this.parseJSXChildren());
|
|
891 |
var node = this.createJSXChildNode();
|
|
892 |
var element = this.parseJSXBoundaryElement();
|
|
893 |
if (element.type === jsx_syntax_1.JSXSyntax.JSXOpeningElement) {
|
|
894 |
var opening = element;
|
|
895 |
if (opening.selfClosing) {
|
|
896 |
var child = this.finalize(node, new JSXNode.JSXElement(opening, [], null));
|
|
897 |
el.children.push(child);
|
|
898 |
}
|
|
899 |
else {
|
|
900 |
stack.push(el);
|
|
901 |
el = { node: node, opening: opening, closing: null, children: [] };
|
|
902 |
}
|
|
903 |
}
|
|
904 |
if (element.type === jsx_syntax_1.JSXSyntax.JSXClosingElement) {
|
|
905 |
el.closing = element;
|
|
906 |
var open_1 = getQualifiedElementName(el.opening.name);
|
|
907 |
var close_1 = getQualifiedElementName(el.closing.name);
|
|
908 |
if (open_1 !== close_1) {
|
|
909 |
this.tolerateError('Expected corresponding JSX closing tag for %0', open_1);
|
|
910 |
}
|
|
911 |
if (stack.length > 0) {
|
|
912 |
var child = this.finalize(el.node, new JSXNode.JSXElement(el.opening, el.children, el.closing));
|
|
913 |
el = stack[stack.length - 1];
|
|
914 |
el.children.push(child);
|
|
915 |
stack.pop();
|
|
916 |
}
|
|
917 |
else {
|
|
918 |
break;
|
|
919 |
}
|
|
920 |
}
|
|
921 |
}
|
|
922 |
return el;
|
|
923 |
};
|
|
924 |
JSXParser.prototype.parseJSXElement = function () {
|
|
925 |
var node = this.createJSXNode();
|
|
926 |
var opening = this.parseJSXOpeningElement();
|
|
927 |
var children = [];
|
|
928 |
var closing = null;
|
|
929 |
if (!opening.selfClosing) {
|
|
930 |
var el = this.parseComplexJSXElement({ node: node, opening: opening, closing: closing, children: children });
|
|
931 |
children = el.children;
|
|
932 |
closing = el.closing;
|
|
933 |
}
|
|
934 |
return this.finalize(node, new JSXNode.JSXElement(opening, children, closing));
|
|
935 |
};
|
|
936 |
JSXParser.prototype.parseJSXRoot = function () {
|
|
937 |
// Pop the opening '<' added from the lookahead.
|
|
938 |
if (this.config.tokens) {
|
|
939 |
this.tokens.pop();
|
|
940 |
}
|
|
941 |
this.startJSX();
|
|
942 |
var element = this.parseJSXElement();
|
|
943 |
this.finishJSX();
|
|
944 |
return element;
|
|
945 |
};
|
|
946 |
JSXParser.prototype.isStartOfExpression = function () {
|
|
947 |
return _super.prototype.isStartOfExpression.call(this) || this.match('<');
|
|
948 |
};
|
|
949 |
return JSXParser;
|
|
950 |
}(parser_1.Parser));
|
|
951 |
exports.JSXParser = JSXParser;
|
|
952 |
|
|
953 |
|
|
954 |
/***/ },
|
|
955 |
/* 4 */
|
|
956 |
/***/ function(module, exports) {
|
|
957 |
|
|
958 |
"use strict";
|
|
959 |
Object.defineProperty(exports, "__esModule", { value: true });
|
|
960 |
// See also tools/generate-unicode-regex.js.
|
|
961 |
var Regex = {
|
|
962 |
// Unicode v8.0.0 NonAsciiIdentifierStart:
|
|
963 |
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\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\u0C85-\u0C8C\u0C8E-\u0C90\u0C92-\u0CA8\u0CAA-\u0CB3\u0CB5-\u0CB9\u0CBD\u0CDE\u0CE0\u0CE1\u0CF1\u0CF2\u0D05-\u0D0C\u0D0E-\u0D10\u0D12-\u0D3A\u0D3D\u0D4E\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\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-\uA7AD\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\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[\uDC80-\uDCAF\uDCC4\uDCC5\uDCC7\uDD80-\uDDAE\uDDD8-\uDDDB\uDE00-\uDE2F\uDE44\uDE80-\uDEAA\uDF00-\uDF19]|\uD806[\uDCA0-\uDCDF\uDCFF\uDEC0-\uDEF8]|\uD808[\uDC00-\uDF99]|\uD809[\uDC00-\uDC6E\uDC80-\uDD43]|[\uD80C\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]|\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]|\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]/,
|
|
964 |
// Unicode v8.0.0 NonAsciiIdentifierPart:
|
|
965 |
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\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\u0C81-\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\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\u1CD0-\u1CD2\u1CD4-\u1CF6\u1CF8\u1CF9\u1D00-\u1DF5\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\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-\uA7AD\uA7B0-\uA7B7\uA7F7-\uA827\uA840-\uA873\uA880-\uA8C4\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\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\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[\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]|\uD808[\uDC00-\uDF99]|\uD809[\uDC00-\uDC6E\uDC80-\uDD43]|[\uD80C\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]|\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]|\uD83A[\uDC00-\uDCC4\uDCD0-\uDCD6]|\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]/
|
|
966 |
};
|
|
967 |
exports.Character = {
|
|
968 |
/* tslint:disable:no-bitwise */
|
|
969 |
fromCodePoint: function (cp) {
|
|
970 |
return (cp < 0x10000) ? String.fromCharCode(cp) :
|
|
971 |
String.fromCharCode(0xD800 + ((cp - 0x10000) >> 10)) +
|
|
972 |
String.fromCharCode(0xDC00 + ((cp - 0x10000) & 1023));
|
|
973 |
},
|
|
974 |
// https://tc39.github.io/ecma262/#sec-white-space
|
|
975 |
isWhiteSpace: function (cp) {
|
|
976 |
return (cp === 0x20) || (cp === 0x09) || (cp === 0x0B) || (cp === 0x0C) || (cp === 0xA0) ||
|
|
977 |
(cp >= 0x1680 && [0x1680, 0x2000, 0x2001, 0x2002, 0x2003, 0x2004, 0x2005, 0x2006, 0x2007, 0x2008, 0x2009, 0x200A, 0x202F, 0x205F, 0x3000, 0xFEFF].indexOf(cp) >= 0);
|
|
978 |
},
|
|
979 |
// https://tc39.github.io/ecma262/#sec-line-terminators
|
|
980 |
isLineTerminator: function (cp) {
|
|
981 |
return (cp === 0x0A) || (cp === 0x0D) || (cp === 0x2028) || (cp === 0x2029);
|
|
982 |
},
|
|
983 |
// https://tc39.github.io/ecma262/#sec-names-and-keywords
|
|
984 |
isIdentifierStart: function (cp) {
|
|
985 |
return (cp === 0x24) || (cp === 0x5F) ||
|
|
986 |
(cp >= 0x41 && cp <= 0x5A) ||
|
|
987 |
(cp >= 0x61 && cp <= 0x7A) ||
|
|
988 |
(cp === 0x5C) ||
|
|
989 |
((cp >= 0x80) && Regex.NonAsciiIdentifierStart.test(exports.Character.fromCodePoint(cp)));
|
|
990 |
},
|
|
991 |
isIdentifierPart: function (cp) {
|
|
992 |
return (cp === 0x24) || (cp === 0x5F) ||
|
|
993 |
(cp >= 0x41 && cp <= 0x5A) ||
|
|
994 |
(cp >= 0x61 && cp <= 0x7A) ||
|
|
995 |
(cp >= 0x30 && cp <= 0x39) ||
|
|
996 |
(cp === 0x5C) ||
|
|
997 |
((cp >= 0x80) && Regex.NonAsciiIdentifierPart.test(exports.Character.fromCodePoint(cp)));
|
|
998 |
},
|
|
999 |
// https://tc39.github.io/ecma262/#sec-literals-numeric-literals
|
|
1000 |
isDecimalDigit: function (cp) {
|
|
1001 |
return (cp >= 0x30 && cp <= 0x39); // 0..9
|
|
1002 |
},
|
|
1003 |
isHexDigit: function (cp) {
|
|
1004 |
return (cp >= 0x30 && cp <= 0x39) ||
|
|
1005 |
(cp >= 0x41 && cp <= 0x46) ||
|
|
1006 |
(cp >= 0x61 && cp <= 0x66); // a..f
|
|
1007 |
},
|
|
1008 |
isOctalDigit: function (cp) {
|
|
1009 |
return (cp >= 0x30 && cp <= 0x37); // 0..7
|
|
1010 |
}
|
|
1011 |
};
|
|
1012 |
|
|
1013 |
|
|
1014 |
/***/ },
|
|
1015 |
/* 5 */
|
|
1016 |
/***/ function(module, exports, __webpack_require__) {
|
|
1017 |
|
|
1018 |
"use strict";
|
|
1019 |
Object.defineProperty(exports, "__esModule", { value: true });
|
|
1020 |
var jsx_syntax_1 = __webpack_require__(6);
|
|
1021 |
/* tslint:disable:max-classes-per-file */
|
|
1022 |
var JSXClosingElement = (function () {
|
|
1023 |
function JSXClosingElement(name) {
|
|
1024 |
this.type = jsx_syntax_1.JSXSyntax.JSXClosingElement;
|
|
1025 |
this.name = name;
|
|
1026 |
}
|
|
1027 |
return JSXClosingElement;
|
|
1028 |
}());
|
|
1029 |
exports.JSXClosingElement = JSXClosingElement;
|
|
1030 |
var JSXElement = (function () {
|
|
1031 |
function JSXElement(openingElement, children, closingElement) {
|
|
1032 |
this.type = jsx_syntax_1.JSXSyntax.JSXElement;
|
|
1033 |
this.openingElement = openingElement;
|
|
1034 |
this.children = children;
|
|
1035 |
this.closingElement = closingElement;
|
|
1036 |
}
|
|
1037 |
return JSXElement;
|
|
1038 |
}());
|
|
1039 |
exports.JSXElement = JSXElement;
|
|
1040 |
var JSXEmptyExpression = (function () {
|
|
1041 |
function JSXEmptyExpression() {
|
|
1042 |
this.type = jsx_syntax_1.JSXSyntax.JSXEmptyExpression;
|
|
1043 |
}
|
|
1044 |
return JSXEmptyExpression;
|
|
1045 |
}());
|
|
1046 |
exports.JSXEmptyExpression = JSXEmptyExpression;
|
|
1047 |
var JSXExpressionContainer = (function () {
|
|
1048 |
function JSXExpressionContainer(expression) {
|
|
1049 |
this.type = jsx_syntax_1.JSXSyntax.JSXExpressionContainer;
|
|
1050 |
this.expression = expression;
|
|
1051 |
}
|
|
1052 |
return JSXExpressionContainer;
|
|
1053 |
}());
|
|
1054 |
exports.JSXExpressionContainer = JSXExpressionContainer;
|
|
1055 |
var JSXIdentifier = (function () {
|
|
1056 |
function JSXIdentifier(name) {
|
|
1057 |
this.type = jsx_syntax_1.JSXSyntax.JSXIdentifier;
|
|
1058 |
this.name = name;
|
|
1059 |
}
|
|
1060 |
return JSXIdentifier;
|
|
1061 |
}());
|
|
1062 |
exports.JSXIdentifier = JSXIdentifier;
|
|
1063 |
var JSXMemberExpression = (function () {
|
|
1064 |
function JSXMemberExpression(object, property) {
|
|
1065 |
this.type = jsx_syntax_1.JSXSyntax.JSXMemberExpression;
|
|
1066 |
this.object = object;
|
|
1067 |
this.property = property;
|
|
1068 |
}
|
|
1069 |
return JSXMemberExpression;
|
|
1070 |
}());
|
|
1071 |
exports.JSXMemberExpression = JSXMemberExpression;
|
|
1072 |
var JSXAttribute = (function () {
|
|
1073 |
function JSXAttribute(name, value) {
|
|
1074 |
this.type = jsx_syntax_1.JSXSyntax.JSXAttribute;
|
|
1075 |
this.name = name;
|
|
1076 |
this.value = value;
|
|
1077 |
}
|
|
1078 |
return JSXAttribute;
|
|
1079 |
}());
|
|
1080 |
exports.JSXAttribute = JSXAttribute;
|
|
1081 |
var JSXNamespacedName = (function () {
|
|
1082 |
function JSXNamespacedName(namespace, name) {
|
|
1083 |
this.type = jsx_syntax_1.JSXSyntax.JSXNamespacedName;
|
|
1084 |
this.namespace = namespace;
|
|
1085 |
this.name = name;
|
|
1086 |
}
|
|
1087 |
return JSXNamespacedName;
|
|
1088 |
}());
|
|
1089 |
exports.JSXNamespacedName = JSXNamespacedName;
|
|
1090 |
var JSXOpeningElement = (function () {
|
|
1091 |
function JSXOpeningElement(name, selfClosing, attributes) {
|
|
1092 |
this.type = jsx_syntax_1.JSXSyntax.JSXOpeningElement;
|
|
1093 |
this.name = name;
|
|
1094 |
this.selfClosing = selfClosing;
|
|
1095 |
this.attributes = attributes;
|
|
1096 |
}
|
|
1097 |
return JSXOpeningElement;
|
|
1098 |
}());
|
|
1099 |
exports.JSXOpeningElement = JSXOpeningElement;
|
|
1100 |
var JSXSpreadAttribute = (function () {
|
|
1101 |
function JSXSpreadAttribute(argument) {
|
|
1102 |
this.type = jsx_syntax_1.JSXSyntax.JSXSpreadAttribute;
|
|
1103 |
this.argument = argument;
|
|
1104 |
}
|
|
1105 |
return JSXSpreadAttribute;
|
|
1106 |
}());
|
|
1107 |
exports.JSXSpreadAttribute = JSXSpreadAttribute;
|
|
1108 |
var JSXText = (function () {
|
|
1109 |
function JSXText(value, raw) {
|
|
1110 |
this.type = jsx_syntax_1.JSXSyntax.JSXText;
|
|
1111 |
this.value = value;
|
|
1112 |
this.raw = raw;
|
|
1113 |
}
|
|
1114 |
return JSXText;
|
|
1115 |
}());
|
|
1116 |
exports.JSXText = JSXText;
|
|
1117 |
|
|
1118 |
|
|
1119 |
/***/ },
|
|
1120 |
/* 6 */
|
|
1121 |
/***/ function(module, exports) {
|
|
1122 |
|
|
1123 |
"use strict";
|
|
1124 |
Object.defineProperty(exports, "__esModule", { value: true });
|
|
1125 |
exports.JSXSyntax = {
|
|
1126 |
JSXAttribute: 'JSXAttribute',
|
|
1127 |
JSXClosingElement: 'JSXClosingElement',
|
|
1128 |
JSXElement: 'JSXElement',
|
|
1129 |
JSXEmptyExpression: 'JSXEmptyExpression',
|
|
1130 |
JSXExpressionContainer: 'JSXExpressionContainer',
|
|
1131 |
JSXIdentifier: 'JSXIdentifier',
|
|
1132 |
JSXMemberExpression: 'JSXMemberExpression',
|
|
1133 |
JSXNamespacedName: 'JSXNamespacedName',
|
|
1134 |
JSXOpeningElement: 'JSXOpeningElement',
|
|
1135 |
JSXSpreadAttribute: 'JSXSpreadAttribute',
|
|
1136 |
JSXText: 'JSXText'
|
|
1137 |
};
|
|
1138 |
|
|
1139 |
|
|
1140 |
/***/ },
|
|
1141 |
/* 7 */
|
|
1142 |
/***/ function(module, exports, __webpack_require__) {
|
|
1143 |
|
|
1144 |
"use strict";
|
|
1145 |
Object.defineProperty(exports, "__esModule", { value: true });
|
|
1146 |
var syntax_1 = __webpack_require__(2);
|
|
1147 |
/* tslint:disable:max-classes-per-file */
|
|
1148 |
var ArrayExpression = (function () {
|
|
1149 |
function ArrayExpression(elements) {
|
|
1150 |
this.type = syntax_1.Syntax.ArrayExpression;
|
|
1151 |
this.elements = elements;
|
|
1152 |
}
|
|
1153 |
return ArrayExpression;
|
|
1154 |
}());
|
|
1155 |
exports.ArrayExpression = ArrayExpression;
|
|
1156 |
var ArrayPattern = (function () {
|
|
1157 |
function ArrayPattern(elements) {
|
|
1158 |
this.type = syntax_1.Syntax.ArrayPattern;
|
|
1159 |
this.elements = elements;
|
|
1160 |
}
|
|
1161 |
return ArrayPattern;
|
|
1162 |
}());
|
|
1163 |
exports.ArrayPattern = ArrayPattern;
|
|
1164 |
var ArrowFunctionExpression = (function () {
|
|
1165 |
function ArrowFunctionExpression(params, body, expression) {
|
|
1166 |
this.type = syntax_1.Syntax.ArrowFunctionExpression;
|
|
1167 |
this.id = null;
|
|
1168 |
this.params = params;
|
|
1169 |
this.body = body;
|
|
1170 |
this.generator = false;
|
|
1171 |
this.expression = expression;
|
|
1172 |
this.async = false;
|
|
1173 |
}
|
|
1174 |
return ArrowFunctionExpression;
|
|
1175 |
}());
|
|
1176 |
exports.ArrowFunctionExpression = ArrowFunctionExpression;
|
|
1177 |
var AssignmentExpression = (function () {
|
|
1178 |
function AssignmentExpression(operator, left, right) {
|
|
1179 |
this.type = syntax_1.Syntax.AssignmentExpression;
|
|
1180 |
this.operator = operator;
|
|
1181 |
this.left = left;
|
|
1182 |
this.right = right;
|
|
1183 |
}
|
|
1184 |
return AssignmentExpression;
|
|
1185 |
}());
|
|
1186 |
exports.AssignmentExpression = AssignmentExpression;
|
|
1187 |
var AssignmentPattern = (function () {
|
|
1188 |
function AssignmentPattern(left, right) {
|
|
1189 |
this.type = syntax_1.Syntax.AssignmentPattern;
|
|
1190 |
this.left = left;
|
|
1191 |
this.right = right;
|
|
1192 |
}
|
|
1193 |
return AssignmentPattern;
|
|
1194 |
}());
|
|
1195 |
exports.AssignmentPattern = AssignmentPattern;
|
|
1196 |
var AsyncArrowFunctionExpression = (function () {
|
|
1197 |
function AsyncArrowFunctionExpression(params, body, expression) {
|
|
1198 |
this.type = syntax_1.Syntax.ArrowFunctionExpression;
|
|
1199 |
this.id = null;
|
|
1200 |
this.params = params;
|
|
1201 |
this.body = body;
|
|
1202 |
this.generator = false;
|
|
1203 |
this.expression = expression;
|
|
1204 |
this.async = true;
|
|
1205 |
}
|
|
1206 |
return AsyncArrowFunctionExpression;
|
|
1207 |
}());
|
|
1208 |
exports.AsyncArrowFunctionExpression = AsyncArrowFunctionExpression;
|
|
1209 |
var AsyncFunctionDeclaration = (function () {
|
|
1210 |
function AsyncFunctionDeclaration(id, params, body) {
|
|
1211 |
this.type = syntax_1.Syntax.FunctionDeclaration;
|
|
1212 |
this.id = id;
|
|
1213 |
this.params = params;
|
|
1214 |
this.body = body;
|
|
1215 |
this.generator = false;
|
|
1216 |
this.expression = false;
|
|
1217 |
this.async = true;
|
|
1218 |
}
|
|
1219 |
return AsyncFunctionDeclaration;
|
|
1220 |
}());
|
|
1221 |
exports.AsyncFunctionDeclaration = AsyncFunctionDeclaration;
|
|
1222 |
var AsyncFunctionExpression = (function () {
|
|
1223 |
function AsyncFunctionExpression(id, params, body) {
|
|
1224 |
this.type = syntax_1.Syntax.FunctionExpression;
|
|
1225 |
this.id = id;
|
|
1226 |
this.params = params;
|
|
1227 |
this.body = body;
|
|
1228 |
this.generator = false;
|
|
1229 |
this.expression = false;
|
|
1230 |
this.async = true;
|
|
1231 |
}
|
|
1232 |
return AsyncFunctionExpression;
|
|
1233 |
}());
|
|
1234 |
exports.AsyncFunctionExpression = AsyncFunctionExpression;
|
|
1235 |
var AwaitExpression = (function () {
|
|
1236 |
function AwaitExpression(argument) {
|
|
1237 |
this.type = syntax_1.Syntax.AwaitExpression;
|
|
1238 |
this.argument = argument;
|
|
1239 |
}
|
|
1240 |
return AwaitExpression;
|
|
1241 |
}());
|
|
1242 |
exports.AwaitExpression = AwaitExpression;
|
|
1243 |
var BinaryExpression = (function () {
|
|
1244 |
function BinaryExpression(operator, left, right) {
|
|
1245 |
var logical = (operator === '||' || operator === '&&');
|
|
1246 |
this.type = logical ? syntax_1.Syntax.LogicalExpression : syntax_1.Syntax.BinaryExpression;
|
|
1247 |
this.operator = operator;
|
|
1248 |
this.left = left;
|
|
1249 |
this.right = right;
|
|
1250 |
}
|
|
1251 |
return BinaryExpression;
|
|
1252 |
}());
|
|
1253 |
exports.BinaryExpression = BinaryExpression;
|
|
1254 |
var BlockStatement = (function () {
|
|
1255 |
function BlockStatement(body) {
|
|
1256 |
this.type = syntax_1.Syntax.BlockStatement;
|
|
1257 |
this.body = body;
|
|
1258 |
}
|
|
1259 |
return BlockStatement;
|
|
1260 |
}());
|
|
1261 |
exports.BlockStatement = BlockStatement;
|
|
1262 |
var BreakStatement = (function () {
|
|
1263 |
function BreakStatement(label) {
|
|
1264 |
this.type = syntax_1.Syntax.BreakStatement;
|
|
1265 |
this.label = label;
|
|
1266 |
}
|
|
1267 |
return BreakStatement;
|
|
1268 |
}());
|
|
1269 |
exports.BreakStatement = BreakStatement;
|
|
1270 |
var CallExpression = (function () {
|
|
1271 |
function CallExpression(callee, args) {
|
|
1272 |
this.type = syntax_1.Syntax.CallExpression;
|
|
1273 |
this.callee = callee;
|
|
1274 |
this.arguments = args;
|
|
1275 |
}
|
|
1276 |
return CallExpression;
|
|
1277 |
}());
|
|
1278 |
exports.CallExpression = CallExpression;
|
|
1279 |
var CatchClause = (function () {
|
|
1280 |
function CatchClause(param, body) {
|
|
1281 |
this.type = syntax_1.Syntax.CatchClause;
|
|
1282 |
this.param = param;
|
|
1283 |
this.body = body;
|
|
1284 |
}
|
|
1285 |
return CatchClause;
|
|
1286 |
}());
|
|
1287 |
exports.CatchClause = CatchClause;
|
|
1288 |
var ClassBody = (function () {
|
|
1289 |
function ClassBody(body) {
|
|
1290 |
this.type = syntax_1.Syntax.ClassBody;
|
|
1291 |
this.body = body;
|
|
1292 |
}
|
|
1293 |
return ClassBody;
|
|
1294 |
}());
|
|
1295 |
exports.ClassBody = ClassBody;
|
|
1296 |
var ClassDeclaration = (function () {
|
|
1297 |
function ClassDeclaration(id, superClass, body) {
|
|
1298 |
this.type = syntax_1.Syntax.ClassDeclaration;
|
|
1299 |
this.id = id;
|
|
1300 |
this.superClass = superClass;
|
|
1301 |
this.body = body;
|
|
1302 |
}
|
|
1303 |
return ClassDeclaration;
|
|
1304 |
}());
|
|
1305 |
exports.ClassDeclaration = ClassDeclaration;
|
|
1306 |
var ClassExpression = (function () {
|
|
1307 |
function ClassExpression(id, superClass, body) {
|
|
1308 |
this.type = syntax_1.Syntax.ClassExpression;
|
|
1309 |
this.id = id;
|
|
1310 |
this.superClass = superClass;
|
|
1311 |
this.body = body;
|
|
1312 |
}
|
|
1313 |
return ClassExpression;
|
|
1314 |
}());
|
|
1315 |
exports.ClassExpression = ClassExpression;
|
|
1316 |
var ComputedMemberExpression = (function () {
|
|
1317 |
function ComputedMemberExpression(object, property) {
|
|
1318 |
this.type = syntax_1.Syntax.MemberExpression;
|
|
1319 |
this.computed = true;
|
|
1320 |
this.object = object;
|
|
1321 |
this.property = property;
|
|
1322 |
}
|
|
1323 |
return ComputedMemberExpression;
|
|
1324 |
}());
|
|
1325 |
exports.ComputedMemberExpression = ComputedMemberExpression;
|
|
1326 |
var ConditionalExpression = (function () {
|
|
1327 |
function ConditionalExpression(test, consequent, alternate) {
|
|
1328 |
this.type = syntax_1.Syntax.ConditionalExpression;
|
|
1329 |
this.test = test;
|
|
1330 |
this.consequent = consequent;
|
|
1331 |
this.alternate = alternate;
|
|
1332 |
}
|
|
1333 |
return ConditionalExpression;
|
|
1334 |
}());
|
|
1335 |
exports.ConditionalExpression = ConditionalExpression;
|
|
1336 |
var ContinueStatement = (function () {
|
|
1337 |
function ContinueStatement(label) {
|
|
1338 |
this.type = syntax_1.Syntax.ContinueStatement;
|
|
1339 |
this.label = label;
|
|
1340 |
}
|
|
1341 |
return ContinueStatement;
|
|
1342 |
}());
|
|
1343 |
exports.ContinueStatement = ContinueStatement;
|
|
1344 |
var DebuggerStatement = (function () {
|
|
1345 |
function DebuggerStatement() {
|
|
1346 |
this.type = syntax_1.Syntax.DebuggerStatement;
|
|
1347 |
}
|
|
1348 |
return DebuggerStatement;
|
|
1349 |
}());
|
|
1350 |
exports.DebuggerStatement = DebuggerStatement;
|
|
1351 |
var Directive = (function () {
|
|
1352 |
function Directive(expression, directive) {
|
|
1353 |
this.type = syntax_1.Syntax.ExpressionStatement;
|
|
1354 |
this.expression = expression;
|
|
1355 |
this.directive = directive;
|
|
1356 |
}
|
|
1357 |
return Directive;
|
|
1358 |
}());
|
|
1359 |
exports.Directive = Directive;
|
|
1360 |
var DoWhileStatement = (function () {
|
|
1361 |
function DoWhileStatement(body, test) {
|
|
1362 |
this.type = syntax_1.Syntax.DoWhileStatement;
|
|
1363 |
this.body = body;
|
|
1364 |
this.test = test;
|
|
1365 |
}
|
|
1366 |
return DoWhileStatement;
|
|
1367 |
}());
|
|
1368 |
exports.DoWhileStatement = DoWhileStatement;
|
|
1369 |
var EmptyStatement = (function () {
|
|
1370 |
function EmptyStatement() {
|
|
1371 |
this.type = syntax_1.Syntax.EmptyStatement;
|
|
1372 |
}
|
|
1373 |
return EmptyStatement;
|
|
1374 |
}());
|
|
1375 |
exports.EmptyStatement = EmptyStatement;
|
|
1376 |
var ExportAllDeclaration = (function () {
|
|
1377 |
function ExportAllDeclaration(source) {
|
|
1378 |
this.type = syntax_1.Syntax.ExportAllDeclaration;
|
|
1379 |
this.source = source;
|
|
1380 |
}
|
|
1381 |
return ExportAllDeclaration;
|
|
1382 |
}());
|
|
1383 |
exports.ExportAllDeclaration = ExportAllDeclaration;
|
|
1384 |
var ExportDefaultDeclaration = (function () {
|
|
1385 |
function ExportDefaultDeclaration(declaration) {
|
|
1386 |
this.type = syntax_1.Syntax.ExportDefaultDeclaration;
|
|
1387 |
this.declaration = declaration;
|
|
1388 |
}
|
|
1389 |
return ExportDefaultDeclaration;
|
|
1390 |
}());
|
|
1391 |
exports.ExportDefaultDeclaration = ExportDefaultDeclaration;
|
|
1392 |
var ExportNamedDeclaration = (function () {
|
|
1393 |
function ExportNamedDeclaration(declaration, specifiers, source) {
|
|
1394 |
this.type = syntax_1.Syntax.ExportNamedDeclaration;
|
|
1395 |
this.declaration = declaration;
|
|
1396 |
this.specifiers = specifiers;
|
|
1397 |
this.source = source;
|
|
1398 |
}
|
|
1399 |
return ExportNamedDeclaration;
|
|
1400 |
}());
|
|
1401 |
exports.ExportNamedDeclaration = ExportNamedDeclaration;
|
|
1402 |
var ExportSpecifier = (function () {
|
|
1403 |
function ExportSpecifier(local, exported) {
|
|
1404 |
this.type = syntax_1.Syntax.ExportSpecifier;
|
|
1405 |
this.exported = exported;
|
|
1406 |
this.local = local;
|
|
1407 |
}
|
|
1408 |
return ExportSpecifier;
|
|
1409 |
}());
|
|
1410 |
exports.ExportSpecifier = ExportSpecifier;
|
|
1411 |
var ExpressionStatement = (function () {
|
|
1412 |
function ExpressionStatement(expression) {
|
|
1413 |
this.type = syntax_1.Syntax.ExpressionStatement;
|
|
1414 |
this.expression = expression;
|
|
1415 |
}
|
|
1416 |
return ExpressionStatement;
|
|
1417 |
}());
|
|
1418 |
exports.ExpressionStatement = ExpressionStatement;
|
|
1419 |
var ForInStatement = (function () {
|
|
1420 |
function ForInStatement(left, right, body) {
|
|
1421 |
this.type = syntax_1.Syntax.ForInStatement;
|
|
1422 |
this.left = left;
|
|
1423 |
this.right = right;
|
|
1424 |
this.body = body;
|
|
1425 |
this.each = false;
|
|
1426 |
}
|
|
1427 |
return ForInStatement;
|
|
1428 |
}());
|
|
1429 |
exports.ForInStatement = ForInStatement;
|
|
1430 |
var ForOfStatement = (function () {
|
|
1431 |
function ForOfStatement(left, right, body) {
|
|
1432 |
this.type = syntax_1.Syntax.ForOfStatement;
|
|
1433 |
this.left = left;
|
|
1434 |
this.right = right;
|
|
1435 |
this.body = body;
|
|
1436 |
}
|
|
1437 |
return ForOfStatement;
|
|
1438 |
}());
|
|
1439 |
exports.ForOfStatement = ForOfStatement;
|
|
1440 |
var ForStatement = (function () {
|
|
1441 |
function ForStatement(init, test, update, body) {
|
|
1442 |
this.type = syntax_1.Syntax.ForStatement;
|
|
1443 |
this.init = init;
|
|
1444 |
this.test = test;
|
|
1445 |
this.update = update;
|
|
1446 |
this.body = body;
|
|
1447 |
}
|
|
1448 |
return ForStatement;
|
|
1449 |
}());
|
|
1450 |
exports.ForStatement = ForStatement;
|
|
1451 |
var FunctionDeclaration = (function () {
|
|
1452 |
function FunctionDeclaration(id, params, body, generator) {
|
|
1453 |
this.type = syntax_1.Syntax.FunctionDeclaration;
|
|
1454 |
this.id = id;
|
|
1455 |
this.params = params;
|
|
1456 |
this.body = body;
|
|
1457 |
this.generator = generator;
|
|
1458 |
this.expression = false;
|
|
1459 |
this.async = false;
|
|
1460 |
}
|
|
1461 |
return FunctionDeclaration;
|
|
1462 |
}());
|
|
1463 |
exports.FunctionDeclaration = FunctionDeclaration;
|
|
1464 |
var FunctionExpression = (function () {
|
|
1465 |
function FunctionExpression(id, params, body, generator) {
|
|
1466 |
this.type = syntax_1.Syntax.FunctionExpression;
|
|
1467 |
this.id = id;
|
|
1468 |
this.params = params;
|
|
1469 |
this.body = body;
|
|
1470 |
this.generator = generator;
|
|
1471 |
this.expression = false;
|
|
1472 |
this.async = false;
|
|
1473 |
}
|
|
1474 |
return FunctionExpression;
|
|
1475 |
}());
|
|
1476 |
exports.FunctionExpression = FunctionExpression;
|
|
1477 |
var Identifier = (function () {
|
|
1478 |
function Identifier(name) {
|
|
1479 |
this.type = syntax_1.Syntax.Identifier;
|
|
1480 |
this.name = name;
|
|
1481 |
}
|
|
1482 |
return Identifier;
|
|
1483 |
}());
|
|
1484 |
exports.Identifier = Identifier;
|
|
1485 |
var IfStatement = (function () {
|
|
1486 |
function IfStatement(test, consequent, alternate) {
|
|
1487 |
this.type = syntax_1.Syntax.IfStatement;
|
|
1488 |
this.test = test;
|
|
1489 |
this.consequent = consequent;
|
|
1490 |
this.alternate = alternate;
|
|
1491 |
}
|
|
1492 |
return IfStatement;
|
|
1493 |
}());
|
|
1494 |
exports.IfStatement = IfStatement;
|
|
1495 |
var ImportDeclaration = (function () {
|
|
1496 |
function ImportDeclaration(specifiers, source) {
|
|
1497 |
this.type = syntax_1.Syntax.ImportDeclaration;
|
|
1498 |
this.specifiers = specifiers;
|
|
1499 |
this.source = source;
|
|
1500 |
}
|
|
1501 |
return ImportDeclaration;
|
|
1502 |
}());
|
|
1503 |
exports.ImportDeclaration = ImportDeclaration;
|
|
1504 |
var ImportDefaultSpecifier = (function () {
|
|
1505 |
function ImportDefaultSpecifier(local) {
|
|
1506 |
this.type = syntax_1.Syntax.ImportDefaultSpecifier;
|
|
1507 |
this.local = local;
|
|
1508 |
}
|
|
1509 |
return ImportDefaultSpecifier;
|
|
1510 |
}());
|
|
1511 |
exports.ImportDefaultSpecifier = ImportDefaultSpecifier;
|
|
1512 |
var ImportNamespaceSpecifier = (function () {
|
|
1513 |
function ImportNamespaceSpecifier(local) {
|
|
1514 |
this.type = syntax_1.Syntax.ImportNamespaceSpecifier;
|
|
1515 |
this.local = local;
|
|
1516 |
}
|
|
1517 |
return ImportNamespaceSpecifier;
|
|
1518 |
}());
|
|
1519 |
exports.ImportNamespaceSpecifier = ImportNamespaceSpecifier;
|
|
1520 |
var ImportSpecifier = (function () {
|
|
1521 |
function ImportSpecifier(local, imported) {
|
|
1522 |
this.type = syntax_1.Syntax.ImportSpecifier;
|
|
1523 |
this.local = local;
|
|
1524 |
this.imported = imported;
|
|
1525 |
}
|
|
1526 |
return ImportSpecifier;
|
|
1527 |
}());
|
|
1528 |
exports.ImportSpecifier = ImportSpecifier;
|
|
1529 |
var LabeledStatement = (function () {
|
|
1530 |
function LabeledStatement(label, body) {
|
|
1531 |
this.type = syntax_1.Syntax.LabeledStatement;
|
|
1532 |
this.label = label;
|
|
1533 |
this.body = body;
|
|
1534 |
}
|
|
1535 |
return LabeledStatement;
|
|
1536 |
}());
|
|
1537 |
exports.LabeledStatement = LabeledStatement;
|
|
1538 |
var Literal = (function () {
|
|
1539 |
function Literal(value, raw) {
|
|
1540 |
this.type = syntax_1.Syntax.Literal;
|
|
1541 |
this.value = value;
|
|
1542 |
this.raw = raw;
|
|
1543 |
}
|
|
1544 |
return Literal;
|
|
1545 |
}());
|
|
1546 |
exports.Literal = Literal;
|
|
1547 |
var MetaProperty = (function () {
|
|
1548 |
function MetaProperty(meta, property) {
|
|
1549 |
this.type = syntax_1.Syntax.MetaProperty;
|
|
1550 |
this.meta = meta;
|
|
1551 |
this.property = property;
|
|
1552 |
}
|
|
1553 |
return MetaProperty;
|
|
1554 |
}());
|
|
1555 |
exports.MetaProperty = MetaProperty;
|
|
1556 |
var MethodDefinition = (function () {
|
|
1557 |
function MethodDefinition(key, computed, value, kind, isStatic) {
|
|
1558 |
this.type = syntax_1.Syntax.MethodDefinition;
|
|
1559 |
this.key = key;
|
|
1560 |
this.computed = computed;
|
|
1561 |
this.value = value;
|
|
1562 |
this.kind = kind;
|
|
1563 |
this.static = isStatic;
|
|
1564 |
}
|
|
1565 |
return MethodDefinition;
|
|
1566 |
}());
|
|
1567 |
exports.MethodDefinition = MethodDefinition;
|
|
1568 |
var Module = (function () {
|
|
1569 |
function Module(body) {
|
|
1570 |
this.type = syntax_1.Syntax.Program;
|
|
1571 |
this.body = body;
|
|
1572 |
this.sourceType = 'module';
|
|
1573 |
}
|
|
1574 |
return Module;
|
|
1575 |
}());
|
|
1576 |
exports.Module = Module;
|
|
1577 |
var NewExpression = (function () {
|
|
1578 |
function NewExpression(callee, args) {
|
|
1579 |
this.type = syntax_1.Syntax.NewExpression;
|
|
1580 |
this.callee = callee;
|
|
1581 |
this.arguments = args;
|
|
1582 |
}
|
|
1583 |
return NewExpression;
|
|
1584 |
}());
|
|
1585 |
exports.NewExpression = NewExpression;
|
|
1586 |
var ObjectExpression = (function () {
|
|
1587 |
function ObjectExpression(properties) {
|
|
1588 |
this.type = syntax_1.Syntax.ObjectExpression;
|
|
1589 |
this.properties = properties;
|
|
1590 |
}
|
|
1591 |
return ObjectExpression;
|
|
1592 |
}());
|
|
1593 |
exports.ObjectExpression = ObjectExpression;
|
|
1594 |
var ObjectPattern = (function () {
|
|
1595 |
function ObjectPattern(properties) {
|
|
1596 |
this.type = syntax_1.Syntax.ObjectPattern;
|
|
1597 |
this.properties = properties;
|
|
1598 |
}
|
|
1599 |
return ObjectPattern;
|
|
1600 |
}());
|
|
1601 |
exports.ObjectPattern = ObjectPattern;
|
|
1602 |
var Property = (function () {
|
|
1603 |
function Property(kind, key, computed, value, method, shorthand) {
|
|
1604 |
this.type = syntax_1.Syntax.Property;
|
|
1605 |
this.key = key;
|
|
1606 |
this.computed = computed;
|
|
1607 |
this.value = value;
|
|
1608 |
this.kind = kind;
|
|
1609 |
this.method = method;
|
|
1610 |
this.shorthand = shorthand;
|
|
1611 |
}
|
|
1612 |
return Property;
|
|
1613 |
}());
|
|
1614 |
exports.Property = Property;
|
|
1615 |
var RegexLiteral = (function () {
|
|
1616 |
function RegexLiteral(value, raw, pattern, flags) {
|
|
1617 |
this.type = syntax_1.Syntax.Literal;
|
|
1618 |
this.value = value;
|
|
1619 |
this.raw = raw;
|
|
1620 |
this.regex = { pattern: pattern, flags: flags };
|
|
1621 |
}
|
|
1622 |
return RegexLiteral;
|
|
1623 |
}());
|
|
1624 |
exports.RegexLiteral = RegexLiteral;
|
|
1625 |
var RestElement = (function () {
|
|
1626 |
function RestElement(argument) {
|
|
1627 |
this.type = syntax_1.Syntax.RestElement;
|
|
1628 |
this.argument = argument;
|
|
1629 |
}
|
|
1630 |
return RestElement;
|
|
1631 |
}());
|
|
1632 |
exports.RestElement = RestElement;
|
|
1633 |
var ReturnStatement = (function () {
|
|
1634 |
function ReturnStatement(argument) {
|
|
1635 |
this.type = syntax_1.Syntax.ReturnStatement;
|
|
1636 |
this.argument = argument;
|
|
1637 |
}
|
|
1638 |
return ReturnStatement;
|
|
1639 |
}());
|
|
1640 |
exports.ReturnStatement = ReturnStatement;
|
|
1641 |
var Script = (function () {
|
|
1642 |
function Script(body) {
|
|
1643 |
this.type = syntax_1.Syntax.Program;
|
|
1644 |
this.body = body;
|
|
1645 |
this.sourceType = 'script';
|
|
1646 |
}
|
|
1647 |
return Script;
|
|
1648 |
}());
|
|
1649 |
exports.Script = Script;
|
|
1650 |
var SequenceExpression = (function () {
|
|
1651 |
function SequenceExpression(expressions) {
|
|
1652 |
this.type = syntax_1.Syntax.SequenceExpression;
|
|
1653 |
this.expressions = expressions;
|
|
1654 |
}
|
|
1655 |
return SequenceExpression;
|
|
1656 |
}());
|
|
1657 |
exports.SequenceExpression = SequenceExpression;
|
|
1658 |
var SpreadElement = (function () {
|
|
1659 |
function SpreadElement(argument) {
|
|
1660 |
this.type = syntax_1.Syntax.SpreadElement;
|
|
1661 |
this.argument = argument;
|
|
1662 |
}
|
|
1663 |
return SpreadElement;
|
|
1664 |
}());
|
|
1665 |
exports.SpreadElement = SpreadElement;
|
|
1666 |
var StaticMemberExpression = (function () {
|
|
1667 |
function StaticMemberExpression(object, property) {
|
|
1668 |
this.type = syntax_1.Syntax.MemberExpression;
|
|
1669 |
this.computed = false;
|
|
1670 |
this.object = object;
|
|
1671 |
this.property = property;
|
|
1672 |
}
|
|
1673 |
return StaticMemberExpression;
|
|
1674 |
}());
|
|
1675 |
exports.StaticMemberExpression = StaticMemberExpression;
|
|
1676 |
var Super = (function () {
|
|
1677 |
function Super() {
|
|
1678 |
this.type = syntax_1.Syntax.Super;
|
|
1679 |
}
|
|
1680 |
return Super;
|
|
1681 |
}());
|
|
1682 |
exports.Super = Super;
|
|
1683 |
var SwitchCase = (function () {
|
|
1684 |
function SwitchCase(test, consequent) {
|
|
1685 |
this.type = syntax_1.Syntax.SwitchCase;
|
|
1686 |
this.test = test;
|
|
1687 |
this.consequent = consequent;
|
|
1688 |
}
|
|
1689 |
return SwitchCase;
|
|
1690 |
}());
|
|
1691 |
exports.SwitchCase = SwitchCase;
|
|
1692 |
var SwitchStatement = (function () {
|
|
1693 |
function SwitchStatement(discriminant, cases) {
|
|
1694 |
this.type = syntax_1.Syntax.SwitchStatement;
|
|
1695 |
this.discriminant = discriminant;
|
|
1696 |
this.cases = cases;
|
|
1697 |
}
|
|
1698 |
return SwitchStatement;
|
|
1699 |
}());
|
|
1700 |
exports.SwitchStatement = SwitchStatement;
|
|
1701 |
var TaggedTemplateExpression = (function () {
|
|
1702 |
function TaggedTemplateExpression(tag, quasi) {
|
|
1703 |
this.type = syntax_1.Syntax.TaggedTemplateExpression;
|
|
1704 |
this.tag = tag;
|
|
1705 |
this.quasi = quasi;
|
|
1706 |
}
|
|
1707 |
return TaggedTemplateExpression;
|
|
1708 |
}());
|
|
1709 |
exports.TaggedTemplateExpression = TaggedTemplateExpression;
|
|
1710 |
var TemplateElement = (function () {
|
|
1711 |
function TemplateElement(value, tail) {
|
|
1712 |
this.type = syntax_1.Syntax.TemplateElement;
|
|
1713 |
this.value = value;
|
|
1714 |
this.tail = tail;
|
|
1715 |
}
|
|
1716 |
return TemplateElement;
|
|
1717 |
}());
|
|
1718 |
exports.TemplateElement = TemplateElement;
|
|
1719 |
var TemplateLiteral = (function () {
|
|
1720 |
function TemplateLiteral(quasis, expressions) {
|
|
1721 |
this.type = syntax_1.Syntax.TemplateLiteral;
|
|
1722 |
this.quasis = quasis;
|
|
1723 |
this.expressions = expressions;
|
|
1724 |
}
|
|
1725 |
return TemplateLiteral;
|
|
1726 |
}());
|
|
1727 |
exports.TemplateLiteral = TemplateLiteral;
|
|
1728 |
var ThisExpression = (function () {
|
|
1729 |
function ThisExpression() {
|
|
1730 |
this.type = syntax_1.Syntax.ThisExpression;
|
|
1731 |
}
|
|
1732 |
return ThisExpression;
|
|
1733 |
}());
|
|
1734 |
exports.ThisExpression = ThisExpression;
|
|
1735 |
var ThrowStatement = (function () {
|
|
1736 |
function ThrowStatement(argument) {
|
|
1737 |
this.type = syntax_1.Syntax.ThrowStatement;
|
|
1738 |
this.argument = argument;
|
|
1739 |
}
|
|
1740 |
return ThrowStatement;
|
|
1741 |
}());
|
|
1742 |
exports.ThrowStatement = ThrowStatement;
|
|
1743 |
var TryStatement = (function () {
|
|
1744 |
function TryStatement(block, handler, finalizer) {
|
|
1745 |
this.type = syntax_1.Syntax.TryStatement;
|
|
1746 |
this.block = block;
|
|
1747 |
this.handler = handler;
|
|
1748 |
this.finalizer = finalizer;
|
|
1749 |
}
|
|
1750 |
return TryStatement;
|
|
1751 |
}());
|
|
1752 |
exports.TryStatement = TryStatement;
|
|
1753 |
var UnaryExpression = (function () {
|
|
1754 |
function UnaryExpression(operator, argument) {
|
|
1755 |
this.type = syntax_1.Syntax.UnaryExpression;
|
|
1756 |
this.operator = operator;
|
|
1757 |
this.argument = argument;
|
|
1758 |
this.prefix = true;
|
|
1759 |
}
|
|
1760 |
return UnaryExpression;
|
|
1761 |
}());
|
|
1762 |
exports.UnaryExpression = UnaryExpression;
|
|
1763 |
var UpdateExpression = (function () {
|
|
1764 |
function UpdateExpression(operator, argument, prefix) {
|
|
1765 |
this.type = syntax_1.Syntax.UpdateExpression;
|
|
1766 |
this.operator = operator;
|
|
1767 |
this.argument = argument;
|
|
1768 |
this.prefix = prefix;
|
|
1769 |
}
|
|
1770 |
return UpdateExpression;
|
|
1771 |
}());
|
|
1772 |
exports.UpdateExpression = UpdateExpression;
|
|
1773 |
var VariableDeclaration = (function () {
|
|
1774 |
function VariableDeclaration(declarations, kind) {
|
|
1775 |
this.type = syntax_1.Syntax.VariableDeclaration;
|
|
1776 |
this.declarations = declarations;
|
|
1777 |
this.kind = kind;
|
|
1778 |
}
|
|
1779 |
return VariableDeclaration;
|
|
1780 |
}());
|
|
1781 |
exports.VariableDeclaration = VariableDeclaration;
|
|
1782 |
var VariableDeclarator = (function () {
|
|
1783 |
function VariableDeclarator(id, init) {
|
|
1784 |
this.type = syntax_1.Syntax.VariableDeclarator;
|
|
1785 |
this.id = id;
|
|
1786 |
this.init = init;
|
|
1787 |
}
|
|
1788 |
return VariableDeclarator;
|
|
1789 |
}());
|
|
1790 |
exports.VariableDeclarator = VariableDeclarator;
|
|
1791 |
var WhileStatement = (function () {
|
|
1792 |
function WhileStatement(test, body) {
|
|
1793 |
this.type = syntax_1.Syntax.WhileStatement;
|
|
1794 |
this.test = test;
|
|
1795 |
this.body = body;
|
|
1796 |
}
|
|
1797 |
return WhileStatement;
|
|
1798 |
}());
|
|
1799 |
exports.WhileStatement = WhileStatement;
|
|
1800 |
var WithStatement = (function () {
|
|
1801 |
function WithStatement(object, body) {
|
|
1802 |
this.type = syntax_1.Syntax.WithStatement;
|
|
1803 |
this.object = object;
|
|
1804 |
this.body = body;
|
|
1805 |
}
|
|
1806 |
return WithStatement;
|
|
1807 |
}());
|
|
1808 |
exports.WithStatement = WithStatement;
|
|
1809 |
var YieldExpression = (function () {
|
|
1810 |
function YieldExpression(argument, delegate) {
|
|
1811 |
this.type = syntax_1.Syntax.YieldExpression;
|
|
1812 |
this.argument = argument;
|
|
1813 |
this.delegate = delegate;
|
|
1814 |
}
|
|
1815 |
return YieldExpression;
|
|
1816 |
}());
|
|
1817 |
exports.YieldExpression = YieldExpression;
|
|
1818 |
|
|
1819 |
|
|
1820 |
/***/ },
|
|
1821 |
/* 8 */
|
|
1822 |
/***/ function(module, exports, __webpack_require__) {
|
|
1823 |
|
|
1824 |
"use strict";
|
|
1825 |
Object.defineProperty(exports, "__esModule", { value: true });
|
|
1826 |
var assert_1 = __webpack_require__(9);
|
|
1827 |
var error_handler_1 = __webpack_require__(10);
|
|
1828 |
var messages_1 = __webpack_require__(11);
|
|
1829 |
var Node = __webpack_require__(7);
|
|
1830 |
var scanner_1 = __webpack_require__(12);
|
|
1831 |
var syntax_1 = __webpack_require__(2);
|
|
1832 |
var token_1 = __webpack_require__(13);
|
|
1833 |
var ArrowParameterPlaceHolder = 'ArrowParameterPlaceHolder';
|
|
1834 |
var Parser = (function () {
|
|
1835 |
function Parser(code, options, delegate) {
|
|
1836 |
if (options === void 0) { options = {}; }
|
|
1837 |
this.config = {
|
|
1838 |
range: (typeof options.range === 'boolean') && options.range,
|
|
1839 |
loc: (typeof options.loc === 'boolean') && options.loc,
|
|
1840 |
source: null,
|
|
1841 |
tokens: (typeof options.tokens === 'boolean') && options.tokens,
|
|
1842 |
comment: (typeof options.comment === 'boolean') && options.comment,
|
|
1843 |
tolerant: (typeof options.tolerant === 'boolean') && options.tolerant
|
|
1844 |
};
|
|
1845 |
if (this.config.loc && options.source && options.source !== null) {
|
|
1846 |
this.config.source = String(options.source);
|
|
1847 |
}
|
|
1848 |
this.delegate = delegate;
|
|
1849 |
this.errorHandler = new error_handler_1.ErrorHandler();
|
|
1850 |
this.errorHandler.tolerant = this.config.tolerant;
|
|
1851 |
this.scanner = new scanner_1.Scanner(code, this.errorHandler);
|
|
1852 |
this.scanner.trackComment = this.config.comment;
|
|
1853 |
this.operatorPrecedence = {
|
|
1854 |
')': 0,
|
|
1855 |
';': 0,
|
|
1856 |
',': 0,
|
|
1857 |
'=': 0,
|
|
1858 |
']': 0,
|
|
1859 |
'||': 1,
|
|
1860 |
'&&': 2,
|
|
1861 |
'|': 3,
|
|
1862 |
'^': 4,
|
|
1863 |
'&': 5,
|
|
1864 |
'==': 6,
|
|
1865 |
'!=': 6,
|
|
1866 |
'===': 6,
|
|
1867 |
'!==': 6,
|
|
1868 |
'<': 7,
|
|
1869 |
'>': 7,
|
|
1870 |
'<=': 7,
|
|
1871 |
'>=': 7,
|
|
1872 |
'<<': 8,
|
|
1873 |
'>>': 8,
|
|
1874 |
'>>>': 8,
|
|
1875 |
'+': 9,
|
|
1876 |
'-': 9,
|
|
1877 |
'*': 11,
|
|
1878 |
'/': 11,
|
|
1879 |
'%': 11
|
|
1880 |
};
|
|
1881 |
this.lookahead = {
|
|
1882 |
type: 2 /* EOF */,
|
|
1883 |
value: '',
|
|
1884 |
lineNumber: this.scanner.lineNumber,
|
|
1885 |
lineStart: 0,
|
|
1886 |
start: 0,
|
|
1887 |
end: 0
|
|
1888 |
};
|
|
1889 |
this.hasLineTerminator = false;
|
|
1890 |
this.context = {
|
|
1891 |
isModule: false,
|
|
1892 |
await: false,
|
|
1893 |
allowIn: true,
|
|
1894 |
allowStrictDirective: true,
|
|
1895 |
allowYield: true,
|
|
1896 |
firstCoverInitializedNameError: null,
|
|
1897 |
isAssignmentTarget: false,
|
|
1898 |
isBindingElement: false,
|
|
1899 |
inFunctionBody: false,
|
|
1900 |
inIteration: false,
|
|
1901 |
inSwitch: false,
|
|
1902 |
labelSet: {},
|
|
1903 |
strict: false
|
|
1904 |
};
|
|
1905 |
this.tokens = [];
|
|
1906 |
this.startMarker = {
|
|
1907 |
index: 0,
|
|
1908 |
line: this.scanner.lineNumber,
|
|
1909 |
column: 0
|
|
1910 |
};
|
|
1911 |
this.lastMarker = {
|
|
1912 |
index: 0,
|
|
1913 |
line: this.scanner.lineNumber,
|
|
1914 |
column: 0
|
|
1915 |
};
|
|
1916 |
this.nextToken();
|
|
1917 |
this.lastMarker = {
|
|
1918 |
index: this.scanner.index,
|
|
1919 |
line: this.scanner.lineNumber,
|
|
1920 |
column: this.scanner.index - this.scanner.lineStart
|
|
1921 |
};
|
|
1922 |
}
|
|
1923 |
Parser.prototype.throwError = function (messageFormat) {
|
|
1924 |
var values = [];
|
|
1925 |
for (var _i = 1; _i < arguments.length; _i++) {
|
|
1926 |
values[_i - 1] = arguments[_i];
|
|
1927 |
}
|
|
1928 |
var args = Array.prototype.slice.call(arguments, 1);
|
|
1929 |
var msg = messageFormat.replace(/%(\d)/g, function (whole, idx) {
|
|
1930 |
assert_1.assert(idx < args.length, 'Message reference must be in range');
|
|
1931 |
return args[idx];
|
|
1932 |
});
|
|
1933 |
var index = this.lastMarker.index;
|
|
1934 |
var line = this.lastMarker.line;
|
|
1935 |
var column = this.lastMarker.column + 1;
|
|
1936 |
throw this.errorHandler.createError(index, line, column, msg);
|
|
1937 |
};
|
|
1938 |
Parser.prototype.tolerateError = function (messageFormat) {
|
|
1939 |
var values = [];
|
|
1940 |
for (var _i = 1; _i < arguments.length; _i++) {
|
|
1941 |
values[_i - 1] = arguments[_i];
|
|
1942 |
}
|
|
1943 |
var args = Array.prototype.slice.call(arguments, 1);
|
|
1944 |
var msg = messageFormat.replace(/%(\d)/g, function (whole, idx) {
|
|
1945 |
assert_1.assert(idx < args.length, 'Message reference must be in range');
|
|
1946 |
return args[idx];
|
|
1947 |
});
|
|
1948 |
var index = this.lastMarker.index;
|
|
1949 |
var line = this.scanner.lineNumber;
|
|
1950 |
var column = this.lastMarker.column + 1;
|
|
1951 |
this.errorHandler.tolerateError(index, line, column, msg);
|
|
1952 |
};
|
|
1953 |
// Throw an exception because of the token.
|
|
1954 |
Parser.prototype.unexpectedTokenError = function (token, message) {
|
|
1955 |
var msg = message || messages_1.Messages.UnexpectedToken;
|
|
1956 |
var value;
|
|
1957 |
if (token) {
|
|
1958 |
if (!message) {
|
|
1959 |
msg = (token.type === 2 /* EOF */) ? messages_1.Messages.UnexpectedEOS :
|
|
1960 |
(token.type === 3 /* Identifier */) ? messages_1.Messages.UnexpectedIdentifier :
|
|
1961 |
(token.type === 6 /* NumericLiteral */) ? messages_1.Messages.UnexpectedNumber :
|
|
1962 |
(token.type === 8 /* StringLiteral */) ? messages_1.Messages.UnexpectedString :
|
|
1963 |
(token.type === 10 /* Template */) ? messages_1.Messages.UnexpectedTemplate :
|
|
1964 |
messages_1.Messages.UnexpectedToken;
|
|
1965 |
if (token.type === 4 /* Keyword */) {
|
|
1966 |
if (this.scanner.isFutureReservedWord(token.value)) {
|
|
1967 |
msg = messages_1.Messages.UnexpectedReserved;
|
|
1968 |
}
|
|
1969 |
else if (this.context.strict && this.scanner.isStrictModeReservedWord(token.value)) {
|
|
1970 |
msg = messages_1.Messages.StrictReservedWord;
|
|
1971 |
}
|
|
1972 |
}
|
|
1973 |
}
|
|
1974 |
value = token.value;
|
|
1975 |
}
|
|
1976 |
else {
|
|
1977 |
value = 'ILLEGAL';
|
|
1978 |
}
|
|
1979 |
msg = msg.replace('%0', value);
|
|
1980 |
if (token && typeof token.lineNumber === 'number') {
|
|
1981 |
var index = token.start;
|
|
1982 |
var line = token.lineNumber;
|
|
1983 |
var lastMarkerLineStart = this.lastMarker.index - this.lastMarker.column;
|
|
1984 |
var column = token.start - lastMarkerLineStart + 1;
|
|
1985 |
return this.errorHandler.createError(index, line, column, msg);
|
|
1986 |
}
|
|
1987 |
else {
|
|
1988 |
var index = this.lastMarker.index;
|
|
1989 |
var line = this.lastMarker.line;
|
|
1990 |
var column = this.lastMarker.column + 1;
|
|
1991 |
return this.errorHandler.createError(index, line, column, msg);
|
|
1992 |
}
|
|
1993 |
};
|
|
1994 |
Parser.prototype.throwUnexpectedToken = function (token, message) {
|
|
1995 |
throw this.unexpectedTokenError(token, message);
|
|
1996 |
};
|
|
1997 |
Parser.prototype.tolerateUnexpectedToken = function (token, message) {
|
|
1998 |
this.errorHandler.tolerate(this.unexpectedTokenError(token, message));
|
|
1999 |
};
|
|
2000 |
Parser.prototype.collectComments = function () {
|
|
2001 |
if (!this.config.comment) {
|
|
2002 |
this.scanner.scanComments();
|
|
2003 |
}
|
|
2004 |
else {
|
|
2005 |
var comments = this.scanner.scanComments();
|
|
2006 |
if (comments.length > 0 && this.delegate) {
|
|
2007 |
for (var i = 0; i < comments.length; ++i) {
|
|
2008 |
var e = comments[i];
|
|
2009 |
var node = void 0;
|
|
2010 |
node = {
|
|
2011 |
type: e.multiLine ? 'BlockComment' : 'LineComment',
|
|
2012 |
value: this.scanner.source.slice(e.slice[0], e.slice[1])
|
|
2013 |
};
|
|
2014 |
if (this.config.range) {
|
|
2015 |
node.range = e.range;
|
|
2016 |
}
|
|
2017 |
if (this.config.loc) {
|
|
2018 |
node.loc = e.loc;
|
|
2019 |
}
|
|
2020 |
var metadata = {
|
|
2021 |
start: {
|
|
2022 |
line: e.loc.start.line,
|
|
2023 |
column: e.loc.start.column,
|
|
2024 |
offset: e.range[0]
|
|
2025 |
},
|
|
2026 |
end: {
|
|
2027 |
line: e.loc.end.line,
|
|
2028 |
column: e.loc.end.column,
|
|
2029 |
offset: e.range[1]
|
|
2030 |
}
|
|
2031 |
};
|
|
2032 |
this.delegate(node, metadata);
|
|
2033 |
}
|
|
2034 |
}
|
|
2035 |
}
|
|
2036 |
};
|
|
2037 |
// From internal representation to an external structure
|
|
2038 |
Parser.prototype.getTokenRaw = function (token) {
|
|
2039 |
return this.scanner.source.slice(token.start, token.end);
|
|
2040 |
};
|
|
2041 |
Parser.prototype.convertToken = function (token) {
|
|
2042 |
var t = {
|
|
2043 |
type: token_1.TokenName[token.type],
|
|
2044 |
value: this.getTokenRaw(token)
|
|
2045 |
};
|
|
2046 |
if (this.config.range) {
|
|
2047 |
t.range = [token.start, token.end];
|
|
2048 |
}
|
|
2049 |
if (this.config.loc) {
|
|
2050 |
t.loc = {
|
|
2051 |
start: {
|
|
2052 |
line: this.startMarker.line,
|
|
2053 |
column: this.startMarker.column
|
|
2054 |
},
|
|
2055 |
end: {
|
|
2056 |
line: this.scanner.lineNumber,
|
|
2057 |
column: this.scanner.index - this.scanner.lineStart
|
|
2058 |
}
|
|
2059 |
};
|
|
2060 |
}
|
|
2061 |
if (token.type === 9 /* RegularExpression */) {
|
|
2062 |
var pattern = token.pattern;
|
|
2063 |
var flags = token.flags;
|
|
2064 |
t.regex = { pattern: pattern, flags: flags };
|
|
2065 |
}
|
|
2066 |
return t;
|
|
2067 |
};
|
|
2068 |
Parser.prototype.nextToken = function () {
|
|
2069 |
var token = this.lookahead;
|
|
2070 |
this.lastMarker.index = this.scanner.index;
|
|
2071 |
this.lastMarker.line = this.scanner.lineNumber;
|
|
2072 |
this.lastMarker.column = this.scanner.index - this.scanner.lineStart;
|
|
2073 |
this.collectComments();
|
|
2074 |
if (this.scanner.index !== this.startMarker.index) {
|
|
2075 |
this.startMarker.index = this.scanner.index;
|
|
2076 |
this.startMarker.line = this.scanner.lineNumber;
|
|
2077 |
this.startMarker.column = this.scanner.index - this.scanner.lineStart;
|
|
2078 |
}
|
|
2079 |
var next = this.scanner.lex();
|
|
2080 |
this.hasLineTerminator = (token.lineNumber !== next.lineNumber);
|
|
2081 |
if (next && this.context.strict && next.type === 3 /* Identifier */) {
|
|
2082 |
if (this.scanner.isStrictModeReservedWord(next.value)) {
|
|
2083 |
next.type = 4 /* Keyword */;
|
|
2084 |
}
|
|
2085 |
}
|
|
2086 |
this.lookahead = next;
|
|
2087 |
if (this.config.tokens && next.type !== 2 /* EOF */) {
|
|
2088 |
this.tokens.push(this.convertToken(next));
|
|
2089 |
}
|
|
2090 |
return token;
|
|
2091 |
};
|
|
2092 |
Parser.prototype.nextRegexToken = function () {
|
|
2093 |
this.collectComments();
|
|
2094 |
var token = this.scanner.scanRegExp();
|
|
2095 |
if (this.config.tokens) {
|
|
2096 |
// Pop the previous token, '/' or '/='
|
|
2097 |
// This is added from the lookahead token.
|
|
2098 |
this.tokens.pop();
|
|
2099 |
this.tokens.push(this.convertToken(token));
|
|
2100 |
}
|
|
2101 |
// Prime the next lookahead.
|
|
2102 |
this.lookahead = token;
|
|
2103 |
this.nextToken();
|
|
2104 |
return token;
|
|
2105 |
};
|
|
2106 |
Parser.prototype.createNode = function () {
|
|
2107 |
return {
|
|
2108 |
index: this.startMarker.index,
|
|
2109 |
line: this.startMarker.line,
|
|
2110 |
column: this.startMarker.column
|
|
2111 |
};
|
|
2112 |
};
|
|
2113 |
Parser.prototype.startNode = function (token) {
|
|
2114 |
return {
|
|
2115 |
index: token.start,
|
|
2116 |
line: token.lineNumber,
|
|
2117 |
column: token.start - token.lineStart
|
|
2118 |
};
|
|
2119 |
};
|
|
2120 |
Parser.prototype.finalize = function (marker, node) {
|
|
2121 |
if (this.config.range) {
|
|
2122 |
node.range = [marker.index, this.lastMarker.index];
|
|
2123 |
}
|
|
2124 |
if (this.config.loc) {
|
|
2125 |
node.loc = {
|
|
2126 |
start: {
|
|
2127 |
line: marker.line,
|
|
2128 |
column: marker.column,
|
|
2129 |
},
|
|
2130 |
end: {
|
|
2131 |
line: this.lastMarker.line,
|
|
2132 |
column: this.lastMarker.column
|
|
2133 |
}
|
|
2134 |
};
|
|
2135 |
if (this.config.source) {
|
|
2136 |
node.loc.source = this.config.source;
|
|
2137 |
}
|
|
2138 |
}
|
|
2139 |
if (this.delegate) {
|
|
2140 |
var metadata = {
|
|
2141 |
start: {
|
|
2142 |
line: marker.line,
|
|
2143 |
column: marker.column,
|
|
2144 |
offset: marker.index
|
|
2145 |
},
|
|
2146 |
end: {
|
|
2147 |
line: this.lastMarker.line,
|
|
2148 |
column: this.lastMarker.column,
|
|
2149 |
offset: this.lastMarker.index
|
|
2150 |
}
|
|
2151 |
};
|
|
2152 |
this.delegate(node, metadata);
|
|
2153 |
}
|
|
2154 |
return node;
|
|
2155 |
};
|
|
2156 |
// Expect the next token to match the specified punctuator.
|
|
2157 |
// If not, an exception will be thrown.
|
|
2158 |
Parser.prototype.expect = function (value) {
|
|
2159 |
var token = this.nextToken();
|
|
2160 |
if (token.type !== 7 /* Punctuator */ || token.value !== value) {
|
|
2161 |
this.throwUnexpectedToken(token);
|
|
2162 |
}
|
|
2163 |
};
|
|
2164 |
// Quietly expect a comma when in tolerant mode, otherwise delegates to expect().
|
|
2165 |
Parser.prototype.expectCommaSeparator = function () {
|
|
2166 |
if (this.config.tolerant) {
|
|
2167 |
var token = this.lookahead;
|
|
2168 |
if (token.type === 7 /* Punctuator */ && token.value === ',') {
|
|
2169 |
this.nextToken();
|
|
2170 |
}
|
|
2171 |
else if (token.type === 7 /* Punctuator */ && token.value === ';') {
|
|
2172 |
this.nextToken();
|
|
2173 |
this.tolerateUnexpectedToken(token);
|
|
2174 |
}
|
|
2175 |
else {
|
|
2176 |
this.tolerateUnexpectedToken(token, messages_1.Messages.UnexpectedToken);
|
|
2177 |
}
|
|
2178 |
}
|
|
2179 |
else {
|
|
2180 |
this.expect(',');
|
|
2181 |
}
|
|
2182 |
};
|
|
2183 |
// Expect the next token to match the specified keyword.
|
|
2184 |
// If not, an exception will be thrown.
|
|
2185 |
Parser.prototype.expectKeyword = function (keyword) {
|
|
2186 |
var token = this.nextToken();
|
|
2187 |
if (token.type !== 4 /* Keyword */ || token.value !== keyword) {
|
|
2188 |
this.throwUnexpectedToken(token);
|
|
2189 |
}
|
|
2190 |
};
|
|
2191 |
// Return true if the next token matches the specified punctuator.
|
|
2192 |
Parser.prototype.match = function (value) {
|
|
2193 |
return this.lookahead.type === 7 /* Punctuator */ && this.lookahead.value === value;
|
|
2194 |
};
|
|
2195 |
// Return true if the next token matches the specified keyword
|
|
2196 |
Parser.prototype.matchKeyword = function (keyword) {
|
|
2197 |
return this.lookahead.type === 4 /* Keyword */ && this.lookahead.value === keyword;
|
|
2198 |
};
|
|
2199 |
// Return true if the next token matches the specified contextual keyword
|
|
2200 |
// (where an identifier is sometimes a keyword depending on the context)
|
|
2201 |
Parser.prototype.matchContextualKeyword = function (keyword) {
|
|
2202 |
return this.lookahead.type === 3 /* Identifier */ && this.lookahead.value === keyword;
|
|
2203 |
};
|
|
2204 |
// Return true if the next token is an assignment operator
|
|
2205 |
Parser.prototype.matchAssign = function () {
|
|
2206 |
if (this.lookahead.type !== 7 /* Punctuator */) {
|
|
2207 |
return false;
|
|
2208 |
}
|
|
2209 |
var op = this.lookahead.value;
|
|
2210 |
return op === '=' ||
|
|
2211 |
op === '*=' ||
|
|
2212 |
op === '**=' ||
|
|
2213 |
op === '/=' ||
|
|
2214 |
op === '%=' ||
|
|
2215 |
op === '+=' ||
|
|
2216 |
op === '-=' ||
|
|
2217 |
op === '<<=' ||
|
|
2218 |
op === '>>=' ||
|
|
2219 |
op === '>>>=' ||
|
|
2220 |
op === '&=' ||
|
|
2221 |
op === '^=' ||
|
|
2222 |
op === '|=';
|
|
2223 |
};
|
|
2224 |
// Cover grammar support.
|
|
2225 |
//
|
|
2226 |
// When an assignment expression position starts with an left parenthesis, the determination of the type
|
|
2227 |
// of the syntax is to be deferred arbitrarily long until the end of the parentheses pair (plus a lookahead)
|
|
2228 |
// or the first comma. This situation also defers the determination of all the expressions nested in the pair.
|
|
2229 |
//
|
|
2230 |
// There are three productions that can be parsed in a parentheses pair that needs to be determined
|
|
2231 |
// after the outermost pair is closed. They are:
|
|
2232 |
//
|
|
2233 |
// 1. AssignmentExpression
|
|
2234 |
// 2. BindingElements
|
|
2235 |
// 3. AssignmentTargets
|
|
2236 |
//
|
|
2237 |
// In order to avoid exponential backtracking, we use two flags to denote if the production can be
|
|
2238 |
// binding element or assignment target.
|
|
2239 |
//
|
|
2240 |
// The three productions have the relationship:
|
|
2241 |
//
|
|
2242 |
// BindingElements ⊆ AssignmentTargets ⊆ AssignmentExpression
|
|
2243 |
//
|
|
2244 |
// with a single exception that CoverInitializedName when used directly in an Expression, generates
|
|
2245 |
// an early error. Therefore, we need the third state, firstCoverInitializedNameError, to track the
|
|
2246 |
// first usage of CoverInitializedName and report it when we reached the end of the parentheses pair.
|
|
2247 |
//
|
|
2248 |
// isolateCoverGrammar function runs the given parser function with a new cover grammar context, and it does not
|
|
2249 |
// effect the current flags. This means the production the parser parses is only used as an expression. Therefore
|
|
2250 |
// the CoverInitializedName check is conducted.
|
|
2251 |
//
|
|
2252 |
// inheritCoverGrammar function runs the given parse function with a new cover grammar context, and it propagates
|
|
2253 |
// the flags outside of the parser. This means the production the parser parses is used as a part of a potential
|
|
2254 |
// pattern. The CoverInitializedName check is deferred.
|
|
2255 |
Parser.prototype.isolateCoverGrammar = function (parseFunction) {
|
|
2256 |
var previousIsBindingElement = this.context.isBindingElement;
|
|
2257 |
var previousIsAssignmentTarget = this.context.isAssignmentTarget;
|
|
2258 |
var previousFirstCoverInitializedNameError = this.context.firstCoverInitializedNameError;
|
|
2259 |
this.context.isBindingElement = true;
|
|
2260 |
this.context.isAssignmentTarget = true;
|
|
2261 |
this.context.firstCoverInitializedNameError = null;
|
|
2262 |
var result = parseFunction.call(this);
|
|
2263 |
if (this.context.firstCoverInitializedNameError !== null) {
|
|
2264 |
this.throwUnexpectedToken(this.context.firstCoverInitializedNameError);
|
|
2265 |
}
|
|
2266 |
this.context.isBindingElement = previousIsBindingElement;
|
|
2267 |
this.context.isAssignmentTarget = previousIsAssignmentTarget;
|
|
2268 |
this.context.firstCoverInitializedNameError = previousFirstCoverInitializedNameError;
|
|
2269 |
return result;
|
|
2270 |
};
|
|
2271 |
Parser.prototype.inheritCoverGrammar = function (parseFunction) {
|
|
2272 |
var previousIsBindingElement = this.context.isBindingElement;
|
|
2273 |
var previousIsAssignmentTarget = this.context.isAssignmentTarget;
|
|
2274 |
var previousFirstCoverInitializedNameError = this.context.firstCoverInitializedNameError;
|
|
2275 |
this.context.isBindingElement = true;
|
|
2276 |
this.context.isAssignmentTarget = true;
|
|
2277 |
this.context.firstCoverInitializedNameError = null;
|
|
2278 |
var result = parseFunction.call(this);
|
|
2279 |
this.context.isBindingElement = this.context.isBindingElement && previousIsBindingElement;
|
|
2280 |
this.context.isAssignmentTarget = this.context.isAssignmentTarget && previousIsAssignmentTarget;
|
|
2281 |
this.context.firstCoverInitializedNameError = previousFirstCoverInitializedNameError || this.context.firstCoverInitializedNameError;
|
|
2282 |
return result;
|
|
2283 |
};
|
|
2284 |
Parser.prototype.consumeSemicolon = function () {
|
|
2285 |
if (this.match(';')) {
|
|
2286 |
this.nextToken();
|
|
2287 |
}
|
|
2288 |
else if (!this.hasLineTerminator) {
|
|
2289 |
if (this.lookahead.type !== 2 /* EOF */ && !this.match('}')) {
|
|
2290 |
this.throwUnexpectedToken(this.lookahead);
|
|
2291 |
}
|
|
2292 |
this.lastMarker.index = this.startMarker.index;
|
|
2293 |
this.lastMarker.line = this.startMarker.line;
|
|
2294 |
this.lastMarker.column = this.startMarker.column;
|
|
2295 |
}
|
|
2296 |
};
|
|
2297 |
// https://tc39.github.io/ecma262/#sec-primary-expression
|
|
2298 |
Parser.prototype.parsePrimaryExpression = function () {
|
|
2299 |
var node = this.createNode();
|
|
2300 |
var expr;
|
|
2301 |
var token, raw;
|
|
2302 |
switch (this.lookahead.type) {
|
|
2303 |
case 3 /* Identifier */:
|
|
2304 |
if ((this.context.isModule || this.context.await) && this.lookahead.value === 'await') {
|
|
2305 |
this.tolerateUnexpectedToken(this.lookahead);
|
|
2306 |
}
|
|
2307 |
expr = this.matchAsyncFunction() ? this.parseFunctionExpression() : this.finalize(node, new Node.Identifier(this.nextToken().value));
|
|
2308 |
break;
|
|
2309 |
case 6 /* NumericLiteral */:
|
|
2310 |
case 8 /* StringLiteral */:
|
|
2311 |
if (this.context.strict && this.lookahead.octal) {
|
|
2312 |
this.tolerateUnexpectedToken(this.lookahead, messages_1.Messages.StrictOctalLiteral);
|
|
2313 |
}
|
|
2314 |
this.context.isAssignmentTarget = false;
|
|
2315 |
this.context.isBindingElement = false;
|
|
2316 |
token = this.nextToken();
|
|
2317 |
raw = this.getTokenRaw(token);
|
|
2318 |
expr = this.finalize(node, new Node.Literal(token.value, raw));
|
|
2319 |
break;
|
|
2320 |
case 1 /* BooleanLiteral */:
|
|
2321 |
this.context.isAssignmentTarget = false;
|
|
2322 |
this.context.isBindingElement = false;
|
|
2323 |
token = this.nextToken();
|
|
2324 |
raw = this.getTokenRaw(token);
|
|
2325 |
expr = this.finalize(node, new Node.Literal(token.value === 'true', raw));
|
|
2326 |
break;
|
|
2327 |
case 5 /* NullLiteral */:
|
|
2328 |
this.context.isAssignmentTarget = false;
|
|
2329 |
this.context.isBindingElement = false;
|
|
2330 |
token = this.nextToken();
|
|
2331 |
raw = this.getTokenRaw(token);
|
|
2332 |
expr = this.finalize(node, new Node.Literal(null, raw));
|
|
2333 |
break;
|
|
2334 |
case 10 /* Template */:
|
|
2335 |
expr = this.parseTemplateLiteral();
|
|
2336 |
break;
|
|
2337 |
case 7 /* Punctuator */:
|
|
2338 |
switch (this.lookahead.value) {
|
|
2339 |
case '(':
|
|
2340 |
this.context.isBindingElement = false;
|
|
2341 |
expr = this.inheritCoverGrammar(this.parseGroupExpression);
|
|
2342 |
break;
|
|
2343 |
case '[':
|
|
2344 |
expr = this.inheritCoverGrammar(this.parseArrayInitializer);
|
|
2345 |
break;
|
|
2346 |
case '{':
|
|
2347 |
expr = this.inheritCoverGrammar(this.parseObjectInitializer);
|
|
2348 |
break;
|
|
2349 |
case '/':
|
|
2350 |
case '/=':
|
|
2351 |
this.context.isAssignmentTarget = false;
|
|
2352 |
this.context.isBindingElement = false;
|
|
2353 |
this.scanner.index = this.startMarker.index;
|
|
2354 |
token = this.nextRegexToken();
|
|
2355 |
raw = this.getTokenRaw(token);
|
|
2356 |
expr = this.finalize(node, new Node.RegexLiteral(token.regex, raw, token.pattern, token.flags));
|
|
2357 |
break;
|
|
2358 |
default:
|
|
2359 |
expr = this.throwUnexpectedToken(this.nextToken());
|
|
2360 |
}
|
|
2361 |
break;
|
|
2362 |
case 4 /* Keyword */:
|
|
2363 |
if (!this.context.strict && this.context.allowYield && this.matchKeyword('yield')) {
|
|
2364 |
expr = this.parseIdentifierName();
|
|
2365 |
}
|
|
2366 |
else if (!this.context.strict && this.matchKeyword('let')) {
|
|
2367 |
expr = this.finalize(node, new Node.Identifier(this.nextToken().value));
|
|
2368 |
}
|
|
2369 |
else {
|
|
2370 |
this.context.isAssignmentTarget = false;
|
|
2371 |
this.context.isBindingElement = false;
|
|
2372 |
if (this.matchKeyword('function')) {
|
|
2373 |
expr = this.parseFunctionExpression();
|
|
2374 |
}
|
|
2375 |
else if (this.matchKeyword('this')) {
|
|
2376 |
this.nextToken();
|
|
2377 |
expr = this.finalize(node, new Node.ThisExpression());
|
|
2378 |
}
|
|
2379 |
else if (this.matchKeyword('class')) {
|
|
2380 |
expr = this.parseClassExpression();
|
|
2381 |
}
|
|
2382 |
else {
|
|
2383 |
expr = this.throwUnexpectedToken(this.nextToken());
|
|
2384 |
}
|
|
2385 |
}
|
|
2386 |
break;
|
|
2387 |
default:
|
|
2388 |
expr = this.throwUnexpectedToken(this.nextToken());
|
|
2389 |
}
|
|
2390 |
return expr;
|
|
2391 |
};
|
|
2392 |
// https://tc39.github.io/ecma262/#sec-array-initializer
|
|
2393 |
Parser.prototype.parseSpreadElement = function () {
|
|
2394 |
var node = this.createNode();
|
|
2395 |
this.expect('...');
|
|
2396 |
var arg = this.inheritCoverGrammar(this.parseAssignmentExpression);
|
|
2397 |
return this.finalize(node, new Node.SpreadElement(arg));
|
|
2398 |
};
|
|
2399 |
Parser.prototype.parseArrayInitializer = function () {
|
|
2400 |
var node = this.createNode();
|
|
2401 |
var elements = [];
|
|
2402 |
this.expect('[');
|
|
2403 |
while (!this.match(']')) {
|
|
2404 |
if (this.match(',')) {
|
|
2405 |
this.nextToken();
|
|
2406 |
elements.push(null);
|
|
2407 |
}
|
|
2408 |
else if (this.match('...')) {
|
|
2409 |
var element = this.parseSpreadElement();
|
|
2410 |
if (!this.match(']')) {
|
|
2411 |
this.context.isAssignmentTarget = false;
|
|
2412 |
this.context.isBindingElement = false;
|
|
2413 |
this.expect(',');
|
|
2414 |
}
|
|
2415 |
elements.push(element);
|
|
2416 |
}
|
|
2417 |
else {
|
|
2418 |
elements.push(this.inheritCoverGrammar(this.parseAssignmentExpression));
|
|
2419 |
if (!this.match(']')) {
|
|
2420 |
this.expect(',');
|
|
2421 |
}
|
|
2422 |
}
|
|
2423 |
}
|
|
2424 |
this.expect(']');
|
|
2425 |
return this.finalize(node, new Node.ArrayExpression(elements));
|
|
2426 |
};
|
|
2427 |
// https://tc39.github.io/ecma262/#sec-object-initializer
|
|
2428 |
Parser.prototype.parsePropertyMethod = function (params) {
|
|
2429 |
this.context.isAssignmentTarget = false;
|
|
2430 |
this.context.isBindingElement = false;
|
|
2431 |
var previousStrict = this.context.strict;
|
|
2432 |
var previousAllowStrictDirective = this.context.allowStrictDirective;
|
|
2433 |
this.context.allowStrictDirective = params.simple;
|
|
2434 |
var body = this.isolateCoverGrammar(this.parseFunctionSourceElements);
|
|
2435 |
if (this.context.strict && params.firstRestricted) {
|
|
2436 |
this.tolerateUnexpectedToken(params.firstRestricted, params.message);
|
|
2437 |
}
|
|
2438 |
if (this.context.strict && params.stricted) {
|
|
2439 |
this.tolerateUnexpectedToken(params.stricted, params.message);
|
|
2440 |
}
|
|
2441 |
this.context.strict = previousStrict;
|
|
2442 |
this.context.allowStrictDirective = previousAllowStrictDirective;
|
|
2443 |
return body;
|
|
2444 |
};
|
|
2445 |
Parser.prototype.parsePropertyMethodFunction = function () {
|
|
2446 |
var isGenerator = false;
|
|
2447 |
var node = this.createNode();
|
|
2448 |
var previousAllowYield = this.context.allowYield;
|
|
2449 |
this.context.allowYield = false;
|
|
2450 |
var params = this.parseFormalParameters();
|
|
2451 |
var method = this.parsePropertyMethod(params);
|
|
2452 |
this.context.allowYield = previousAllowYield;
|
|
2453 |
return this.finalize(node, new Node.FunctionExpression(null, params.params, method, isGenerator));
|
|
2454 |
};
|
|
2455 |
Parser.prototype.parsePropertyMethodAsyncFunction = function () {
|
|
2456 |
var node = this.createNode();
|
|
2457 |
var previousAllowYield = this.context.allowYield;
|
|
2458 |
var previousAwait = this.context.await;
|
|
2459 |
this.context.allowYield = false;
|
|
2460 |
this.context.await = true;
|
|
2461 |
var params = this.parseFormalParameters();
|
|
2462 |
var method = this.parsePropertyMethod(params);
|
|
2463 |
this.context.allowYield = previousAllowYield;
|
|
2464 |
this.context.await = previousAwait;
|
|
2465 |
return this.finalize(node, new Node.AsyncFunctionExpression(null, params.params, method));
|
|
2466 |
};
|
|
2467 |
Parser.prototype.parseObjectPropertyKey = function () {
|
|
2468 |
var node = this.createNode();
|
|
2469 |
var token = this.nextToken();
|
|
2470 |
var key;
|
|
2471 |
switch (token.type) {
|
|
2472 |
case 8 /* StringLiteral */:
|
|
2473 |
case 6 /* NumericLiteral */:
|
|
2474 |
if (this.context.strict && token.octal) {
|
|
2475 |
this.tolerateUnexpectedToken(token, messages_1.Messages.StrictOctalLiteral);
|
|
2476 |
}
|
|
2477 |
var raw = this.getTokenRaw(token);
|
|
2478 |
key = this.finalize(node, new Node.Literal(token.value, raw));
|
|
2479 |
break;
|
|
2480 |
case 3 /* Identifier */:
|
|
2481 |
case 1 /* BooleanLiteral */:
|
|
2482 |
case 5 /* NullLiteral */:
|
|
2483 |
case 4 /* Keyword */:
|
|
2484 |
key = this.finalize(node, new Node.Identifier(token.value));
|
|
2485 |
break;
|
|
2486 |
case 7 /* Punctuator */:
|
|
2487 |
if (token.value === '[') {
|
|
2488 |
key = this.isolateCoverGrammar(this.parseAssignmentExpression);
|
|
2489 |
this.expect(']');
|
|
2490 |
}
|
|
2491 |
else {
|
|
2492 |
key = this.throwUnexpectedToken(token);
|
|
2493 |
}
|
|
2494 |
break;
|
|
2495 |
default:
|
|
2496 |
key = this.throwUnexpectedToken(token);
|
|
2497 |
}
|
|
2498 |
return key;
|
|
2499 |
};
|
|
2500 |
Parser.prototype.isPropertyKey = function (key, value) {
|
|
2501 |
return (key.type === syntax_1.Syntax.Identifier && key.name === value) ||
|
|
2502 |
(key.type === syntax_1.Syntax.Literal && key.value === value);
|
|
2503 |
};
|
|
2504 |
Parser.prototype.parseObjectProperty = function (hasProto) {
|
|
2505 |
var node = this.createNode();
|
|
2506 |
var token = this.lookahead;
|
|
2507 |
var kind;
|
|
2508 |
var key = null;
|
|
2509 |
var value = null;
|
|
2510 |
var computed = false;
|
|
2511 |
var method = false;
|
|
2512 |
var shorthand = false;
|
|
2513 |
var isAsync = false;
|
|
2514 |
if (token.type === 3 /* Identifier */) {
|
|
2515 |
var id = token.value;
|
|
2516 |
this.nextToken();
|
|
2517 |
computed = this.match('[');
|
|
2518 |
isAsync = !this.hasLineTerminator && (id === 'async') &&
|
|
2519 |
!this.match(':') && !this.match('(') && !this.match('*');
|
|
2520 |
key = isAsync ? this.parseObjectPropertyKey() : this.finalize(node, new Node.Identifier(id));
|
|
2521 |
}
|
|
2522 |
else if (this.match('*')) {
|
|
2523 |
this.nextToken();
|
|
2524 |
}
|
|
2525 |
else {
|
|
2526 |
computed = this.match('[');
|
|
2527 |
key = this.parseObjectPropertyKey();
|
|
2528 |
}
|
|
2529 |
var lookaheadPropertyKey = this.qualifiedPropertyName(this.lookahead);
|
|
2530 |
if (token.type === 3 /* Identifier */ && !isAsync && token.value === 'get' && lookaheadPropertyKey) {
|
|
2531 |
kind = 'get';
|
|
2532 |
computed = this.match('[');
|
|
2533 |
key = this.parseObjectPropertyKey();
|
|
2534 |
this.context.allowYield = false;
|
|
2535 |
value = this.parseGetterMethod();
|
|
2536 |
}
|
|
2537 |
else if (token.type === 3 /* Identifier */ && !isAsync && token.value === 'set' && lookaheadPropertyKey) {
|
|
2538 |
kind = 'set';
|
|
2539 |
computed = this.match('[');
|
|
2540 |
key = this.parseObjectPropertyKey();
|
|
2541 |
value = this.parseSetterMethod();
|
|
2542 |
}
|
|
2543 |
else if (token.type === 7 /* Punctuator */ && token.value === '*' && lookaheadPropertyKey) {
|
|
2544 |
kind = 'init';
|
|
2545 |
computed = this.match('[');
|
|
2546 |
key = this.parseObjectPropertyKey();
|
|
2547 |
value = this.parseGeneratorMethod();
|
|
2548 |
method = true;
|
|
2549 |
}
|
|
2550 |
else {
|
|
2551 |
if (!key) {
|
|
2552 |
this.throwUnexpectedToken(this.lookahead);
|
|
2553 |
}
|
|
2554 |
kind = 'init';
|
|
2555 |
if (this.match(':') && !isAsync) {
|
|
2556 |
if (!computed && this.isPropertyKey(key, '__proto__')) {
|
|
2557 |
if (hasProto.value) {
|
|
2558 |
this.tolerateError(messages_1.Messages.DuplicateProtoProperty);
|
|
2559 |
}
|
|
2560 |
hasProto.value = true;
|
|
2561 |
}
|
|
2562 |
this.nextToken();
|
|
2563 |
value = this.inheritCoverGrammar(this.parseAssignmentExpression);
|
|
2564 |
}
|
|
2565 |
else if (this.match('(')) {
|
|
2566 |
value = isAsync ? this.parsePropertyMethodAsyncFunction() : this.parsePropertyMethodFunction();
|
|
2567 |
method = true;
|
|
2568 |
}
|
|
2569 |
else if (token.type === 3 /* Identifier */) {
|
|
2570 |
var id = this.finalize(node, new Node.Identifier(token.value));
|
|
2571 |
if (this.match('=')) {
|
|
2572 |
this.context.firstCoverInitializedNameError = this.lookahead;
|
|
2573 |
this.nextToken();
|
|
2574 |
shorthand = true;
|
|
2575 |
var init = this.isolateCoverGrammar(this.parseAssignmentExpression);
|
|
2576 |
value = this.finalize(node, new Node.AssignmentPattern(id, init));
|
|
2577 |
}
|
|
2578 |
else {
|
|
2579 |
shorthand = true;
|
|
2580 |
value = id;
|
|
2581 |
}
|
|
2582 |
}
|
|
2583 |
else {
|
|
2584 |
this.throwUnexpectedToken(this.nextToken());
|
|
2585 |
}
|
|
2586 |
}
|
|
2587 |
return this.finalize(node, new Node.Property(kind, key, computed, value, method, shorthand));
|
|
2588 |
};
|
|
2589 |
Parser.prototype.parseObjectInitializer = function () {
|
|
2590 |
var node = this.createNode();
|
|
2591 |
this.expect('{');
|
|
2592 |
var properties = [];
|
|
2593 |
var hasProto = { value: false };
|
|
2594 |
while (!this.match('}')) {
|
|
2595 |
properties.push(this.parseObjectProperty(hasProto));
|
|
2596 |
if (!this.match('}')) {
|
|
2597 |
this.expectCommaSeparator();
|
|
2598 |
}
|
|
2599 |
}
|
|
2600 |
this.expect('}');
|
|
2601 |
return this.finalize(node, new Node.ObjectExpression(properties));
|
|
2602 |
};
|
|
2603 |
// https://tc39.github.io/ecma262/#sec-template-literals
|
|
2604 |
Parser.prototype.parseTemplateHead = function () {
|
|
2605 |
assert_1.assert(this.lookahead.head, 'Template literal must start with a template head');
|
|
2606 |
var node = this.createNode();
|
|
2607 |
var token = this.nextToken();
|
|
2608 |
var raw = token.value;
|
|
2609 |
var cooked = token.cooked;
|
|
2610 |
return this.finalize(node, new Node.TemplateElement({ raw: raw, cooked: cooked }, token.tail));
|
|
2611 |
};
|
|
2612 |
Parser.prototype.parseTemplateElement = function () {
|
|
2613 |
if (this.lookahead.type !== 10 /* Template */) {
|
|
2614 |
this.throwUnexpectedToken();
|
|
2615 |
}
|
|
2616 |
var node = this.createNode();
|
|
2617 |
var token = this.nextToken();
|
|
2618 |
var raw = token.value;
|
|
2619 |
var cooked = token.cooked;
|
|
2620 |
return this.finalize(node, new Node.TemplateElement({ raw: raw, cooked: cooked }, token.tail));
|
|
2621 |
};
|
|
2622 |
Parser.prototype.parseTemplateLiteral = function () {
|
|
2623 |
var node = this.createNode();
|
|
2624 |
var expressions = [];
|
|
2625 |
var quasis = [];
|
|
2626 |
var quasi = this.parseTemplateHead();
|
|
2627 |
quasis.push(quasi);
|
|
2628 |
while (!quasi.tail) {
|
|
2629 |
expressions.push(this.parseExpression());
|
|
2630 |
quasi = this.parseTemplateElement();
|
|
2631 |
quasis.push(quasi);
|
|
2632 |
}
|
|
2633 |
return this.finalize(node, new Node.TemplateLiteral(quasis, expressions));
|
|
2634 |
};
|
|
2635 |
// https://tc39.github.io/ecma262/#sec-grouping-operator
|
|
2636 |
Parser.prototype.reinterpretExpressionAsPattern = function (expr) {
|
|
2637 |
switch (expr.type) {
|
|
2638 |
case syntax_1.Syntax.Identifier:
|
|
2639 |
case syntax_1.Syntax.MemberExpression:
|
|
2640 |
case syntax_1.Syntax.RestElement:
|
|
2641 |
case syntax_1.Syntax.AssignmentPattern:
|
|
2642 |
break;
|
|
2643 |
case syntax_1.Syntax.SpreadElement:
|
|
2644 |
expr.type = syntax_1.Syntax.RestElement;
|
|
2645 |
this.reinterpretExpressionAsPattern(expr.argument);
|
|
2646 |
break;
|
|
2647 |
case syntax_1.Syntax.ArrayExpression:
|
|
2648 |
expr.type = syntax_1.Syntax.ArrayPattern;
|
|
2649 |
for (var i = 0; i < expr.elements.length; i++) {
|
|
2650 |
if (expr.elements[i] !== null) {
|
|
2651 |
this.reinterpretExpressionAsPattern(expr.elements[i]);
|
|
2652 |
}
|
|
2653 |
}
|
|
2654 |
break;
|
|
2655 |
case syntax_1.Syntax.ObjectExpression:
|
|
2656 |
expr.type = syntax_1.Syntax.ObjectPattern;
|
|
2657 |
for (var i = 0; i < expr.properties.length; i++) {
|
|
2658 |
this.reinterpretExpressionAsPattern(expr.properties[i].value);
|
|
2659 |
}
|
|
2660 |
break;
|
|
2661 |
case syntax_1.Syntax.AssignmentExpression:
|
|
2662 |
expr.type = syntax_1.Syntax.AssignmentPattern;
|
|
2663 |
delete expr.operator;
|
|
2664 |
this.reinterpretExpressionAsPattern(expr.left);
|
|
2665 |
break;
|
|
2666 |
default:
|
|
2667 |
// Allow other node type for tolerant parsing.
|
|
2668 |
break;
|
|
2669 |
}
|
|
2670 |
};
|
|
2671 |
Parser.prototype.parseGroupExpression = function () {
|
|
2672 |
var expr;
|
|
2673 |
this.expect('(');
|
|
2674 |
if (this.match(')')) {
|
|
2675 |
this.nextToken();
|
|
2676 |
if (!this.match('=>')) {
|
|
2677 |
this.expect('=>');
|
|
2678 |
}
|
|
2679 |
expr = {
|
|
2680 |
type: ArrowParameterPlaceHolder,
|
|
2681 |
params: [],
|
|
2682 |
async: false
|
|
2683 |
};
|
|
2684 |
}
|
|
2685 |
else {
|
|
2686 |
var startToken = this.lookahead;
|
|
2687 |
var params = [];
|
|
2688 |
if (this.match('...')) {
|
|
2689 |
expr = this.parseRestElement(params);
|
|
2690 |
this.expect(')');
|
|
2691 |
if (!this.match('=>')) {
|
|
2692 |
this.expect('=>');
|
|
2693 |
}
|
|
2694 |
expr = {
|
|
2695 |
type: ArrowParameterPlaceHolder,
|
|
2696 |
params: [expr],
|
|
2697 |
async: false
|
|
2698 |
};
|
|
2699 |
}
|
|
2700 |
else {
|
|
2701 |
var arrow = false;
|
|
2702 |
this.context.isBindingElement = true;
|
|
2703 |
expr = this.inheritCoverGrammar(this.parseAssignmentExpression);
|
|
2704 |
if (this.match(',')) {
|
|
2705 |
var expressions = [];
|
|
2706 |
this.context.isAssignmentTarget = false;
|
|
2707 |
expressions.push(expr);
|
|
2708 |
while (this.lookahead.type !== 2 /* EOF */) {
|
|
2709 |
if (!this.match(',')) {
|
|
2710 |
break;
|
|
2711 |
}
|
|
2712 |
this.nextToken();
|
|
2713 |
if (this.match(')')) {
|
|
2714 |
this.nextToken();
|
|
2715 |
for (var i = 0; i < expressions.length; i++) {
|
|
2716 |
this.reinterpretExpressionAsPattern(expressions[i]);
|
|
2717 |
}
|
|
2718 |
arrow = true;
|
|
2719 |
expr = {
|
|
2720 |
type: ArrowParameterPlaceHolder,
|
|
2721 |
params: expressions,
|
|
2722 |
async: false
|
|
2723 |
};
|
|
2724 |
}
|
|
2725 |
else if (this.match('...')) {
|
|
2726 |
if (!this.context.isBindingElement) {
|
|
2727 |
this.throwUnexpectedToken(this.lookahead);
|
|
2728 |
}
|
|
2729 |
expressions.push(this.parseRestElement(params));
|
|
2730 |
this.expect(')');
|
|
2731 |
if (!this.match('=>')) {
|
|
2732 |
this.expect('=>');
|
|
2733 |
}
|
|
2734 |
this.context.isBindingElement = false;
|
|
2735 |
for (var i = 0; i < expressions.length; i++) {
|
|
2736 |
this.reinterpretExpressionAsPattern(expressions[i]);
|
|
2737 |
}
|
|
2738 |
arrow = true;
|
|
2739 |
expr = {
|
|
2740 |
type: ArrowParameterPlaceHolder,
|
|
2741 |
params: expressions,
|
|
2742 |
async: false
|
|
2743 |
};
|
|
2744 |
}
|
|
2745 |
else {
|
|
2746 |
expressions.push(this.inheritCoverGrammar(this.parseAssignmentExpression));
|
|
2747 |
}
|
|
2748 |
if (arrow) {
|
|
2749 |
break;
|
|
2750 |
}
|
|
2751 |
}
|
|
2752 |
if (!arrow) {
|
|
2753 |
expr = this.finalize(this.startNode(startToken), new Node.SequenceExpression(expressions));
|
|
2754 |
}
|
|
2755 |
}
|
|
2756 |
if (!arrow) {
|
|
2757 |
this.expect(')');
|
|
2758 |
if (this.match('=>')) {
|
|
2759 |
if (expr.type === syntax_1.Syntax.Identifier && expr.name === 'yield') {
|
|
2760 |
arrow = true;
|
|
2761 |
expr = {
|
|
2762 |
type: ArrowParameterPlaceHolder,
|
|
2763 |
params: [expr],
|
|
2764 |
async: false
|
|
2765 |
};
|
|
2766 |
}
|
|
2767 |
if (!arrow) {
|
|
2768 |
if (!this.context.isBindingElement) {
|
|
2769 |
this.throwUnexpectedToken(this.lookahead);
|
|
2770 |
}
|
|
2771 |
if (expr.type === syntax_1.Syntax.SequenceExpression) {
|
|
2772 |
for (var i = 0; i < expr.expressions.length; i++) {
|
|
2773 |
this.reinterpretExpressionAsPattern(expr.expressions[i]);
|
|
2774 |
}
|
|
2775 |
}
|
|
2776 |
else {
|
|
2777 |
this.reinterpretExpressionAsPattern(expr);
|
|
2778 |
}
|
|
2779 |
var parameters = (expr.type === syntax_1.Syntax.SequenceExpression ? expr.expressions : [expr]);
|
|
2780 |
expr = {
|
|
2781 |
type: ArrowParameterPlaceHolder,
|
|
2782 |
params: parameters,
|
|
2783 |
async: false
|
|
2784 |
};
|
|
2785 |
}
|
|
2786 |
}
|
|
2787 |
this.context.isBindingElement = false;
|
|
2788 |
}
|
|
2789 |
}
|
|
2790 |
}
|
|
2791 |
return expr;
|
|
2792 |
};
|
|
2793 |
// https://tc39.github.io/ecma262/#sec-left-hand-side-expressions
|
|
2794 |
Parser.prototype.parseArguments = function () {
|
|
2795 |
this.expect('(');
|
|
2796 |
var args = [];
|
|
2797 |
if (!this.match(')')) {
|
|
2798 |
while (true) {
|
|
2799 |
var expr = this.match('...') ? this.parseSpreadElement() :
|
|
2800 |
this.isolateCoverGrammar(this.parseAssignmentExpression);
|
|
2801 |
args.push(expr);
|
|
2802 |
if (this.match(')')) {
|
|
2803 |
break;
|
|
2804 |
}
|
|
2805 |
this.expectCommaSeparator();
|
|
2806 |
if (this.match(')')) {
|
|
2807 |
break;
|
|
2808 |
}
|
|
2809 |
}
|
|
2810 |
}
|
|
2811 |
this.expect(')');
|
|
2812 |
return args;
|
|
2813 |
};
|
|
2814 |
Parser.prototype.isIdentifierName = function (token) {
|
|
2815 |
return token.type === 3 /* Identifier */ ||
|
|
2816 |
token.type === 4 /* Keyword */ ||
|
|
2817 |
token.type === 1 /* BooleanLiteral */ ||
|
|
2818 |
token.type === 5 /* NullLiteral */;
|
|
2819 |
};
|
|
2820 |
Parser.prototype.parseIdentifierName = function () {
|
|
2821 |
var node = this.createNode();
|
|
2822 |
var token = this.nextToken();
|
|
2823 |
if (!this.isIdentifierName(token)) {
|
|
2824 |
this.throwUnexpectedToken(token);
|
|
2825 |
}
|
|
2826 |
return this.finalize(node, new Node.Identifier(token.value));
|
|
2827 |
};
|
|
2828 |
Parser.prototype.parseNewExpression = function () {
|
|
2829 |
var node = this.createNode();
|
|
2830 |
var id = this.parseIdentifierName();
|
|
2831 |
assert_1.assert(id.name === 'new', 'New expression must start with `new`');
|
|
2832 |
var expr;
|
|
2833 |
if (this.match('.')) {
|
|
2834 |
this.nextToken();
|
|
2835 |
if (this.lookahead.type === 3 /* Identifier */ && this.context.inFunctionBody && this.lookahead.value === 'target') {
|
|
2836 |
var property = this.parseIdentifierName();
|
|
2837 |
expr = new Node.MetaProperty(id, property);
|
|
2838 |
}
|
|
2839 |
else {
|
|
2840 |
this.throwUnexpectedToken(this.lookahead);
|
|
2841 |
}
|
|
2842 |
}
|
|
2843 |
else {
|
|
2844 |
var callee = this.isolateCoverGrammar(this.parseLeftHandSideExpression);
|
|
2845 |
var args = this.match('(') ? this.parseArguments() : [];
|
|
2846 |
expr = new Node.NewExpression(callee, args);
|
|
2847 |
this.context.isAssignmentTarget = false;
|
|
2848 |
this.context.isBindingElement = false;
|
|
2849 |
}
|
|
2850 |
return this.finalize(node, expr);
|
|
2851 |
};
|
|
2852 |
Parser.prototype.parseAsyncArgument = function () {
|
|
2853 |
var arg = this.parseAssignmentExpression();
|
|
2854 |
this.context.firstCoverInitializedNameError = null;
|
|
2855 |
return arg;
|
|
2856 |
};
|
|
2857 |
Parser.prototype.parseAsyncArguments = function () {
|
|
2858 |
this.expect('(');
|
|
2859 |
var args = [];
|
|
2860 |
if (!this.match(')')) {
|
|
2861 |
while (true) {
|
|
2862 |
var expr = this.match('...') ? this.parseSpreadElement() :
|
|
2863 |
this.isolateCoverGrammar(this.parseAsyncArgument);
|
|
2864 |
args.push(expr);
|
|
2865 |
if (this.match(')')) {
|
|
2866 |
break;
|
|
2867 |
}
|
|
2868 |
this.expectCommaSeparator();
|
|
2869 |
if (this.match(')')) {
|
|
2870 |
break;
|
|
2871 |
}
|
|
2872 |
}
|
|
2873 |
}
|
|
2874 |
this.expect(')');
|
|
2875 |
return args;
|
|
2876 |
};
|
|
2877 |
Parser.prototype.parseLeftHandSideExpressionAllowCall = function () {
|
|
2878 |
var startToken = this.lookahead;
|
|
2879 |
var maybeAsync = this.matchContextualKeyword('async');
|
|
2880 |
var previousAllowIn = this.context.allowIn;
|
|
2881 |
this.context.allowIn = true;
|
|
2882 |
var expr;
|
|
2883 |
if (this.matchKeyword('super') && this.context.inFunctionBody) {
|
|
2884 |
expr = this.createNode();
|
|
2885 |
this.nextToken();
|
|
2886 |
expr = this.finalize(expr, new Node.Super());
|
|
2887 |
if (!this.match('(') && !this.match('.') && !this.match('[')) {
|
|
2888 |
this.throwUnexpectedToken(this.lookahead);
|
|
2889 |
}
|
|
2890 |
}
|
|
2891 |
else {
|
|
2892 |
expr = this.inheritCoverGrammar(this.matchKeyword('new') ? this.parseNewExpression : this.parsePrimaryExpression);
|
|
2893 |
}
|
|
2894 |
while (true) {
|
|
2895 |
if (this.match('.')) {
|
|
2896 |
this.context.isBindingElement = false;
|
|
2897 |
this.context.isAssignmentTarget = true;
|
|
2898 |
this.expect('.');
|
|
2899 |
var property = this.parseIdentifierName();
|
|
2900 |
expr = this.finalize(this.startNode(startToken), new Node.StaticMemberExpression(expr, property));
|
|
2901 |
}
|
|
2902 |
else if (this.match('(')) {
|
|
2903 |
var asyncArrow = maybeAsync && (startToken.lineNumber === this.lookahead.lineNumber);
|
|
2904 |
this.context.isBindingElement = false;
|
|
2905 |
this.context.isAssignmentTarget = false;
|
|
2906 |
var args = asyncArrow ? this.parseAsyncArguments() : this.parseArguments();
|
|
2907 |
expr = this.finalize(this.startNode(startToken), new Node.CallExpression(expr, args));
|
|
2908 |
if (asyncArrow && this.match('=>')) {
|
|
2909 |
for (var i = 0; i < args.length; ++i) {
|
|
2910 |
this.reinterpretExpressionAsPattern(args[i]);
|
|
2911 |
}
|
|
2912 |
expr = {
|
|
2913 |
type: ArrowParameterPlaceHolder,
|
|
2914 |
params: args,
|
|
2915 |
async: true
|
|
2916 |
};
|
|
2917 |
}
|
|
2918 |
}
|
|
2919 |
else if (this.match('[')) {
|
|
2920 |
this.context.isBindingElement = false;
|
|
2921 |
this.context.isAssignmentTarget = true;
|
|
2922 |
this.expect('[');
|
|
2923 |
var property = this.isolateCoverGrammar(this.parseExpression);
|
|
2924 |
this.expect(']');
|
|
2925 |
expr = this.finalize(this.startNode(startToken), new Node.ComputedMemberExpression(expr, property));
|
|
2926 |
}
|
|
2927 |
else if (this.lookahead.type === 10 /* Template */ && this.lookahead.head) {
|
|
2928 |
var quasi = this.parseTemplateLiteral();
|
|
2929 |
expr = this.finalize(this.startNode(startToken), new Node.TaggedTemplateExpression(expr, quasi));
|
|
2930 |
}
|
|
2931 |
else {
|
|
2932 |
break;
|
|
2933 |
}
|
|
2934 |
}
|
|
2935 |
this.context.allowIn = previousAllowIn;
|
|
2936 |
return expr;
|
|
2937 |
};
|
|
2938 |
Parser.prototype.parseSuper = function () {
|
|
2939 |
var node = this.createNode();
|
|
2940 |
this.expectKeyword('super');
|
|
2941 |
if (!this.match('[') && !this.match('.')) {
|
|
2942 |
this.throwUnexpectedToken(this.lookahead);
|
|
2943 |
}
|
|
2944 |
return this.finalize(node, new Node.Super());
|
|
2945 |
};
|
|
2946 |
Parser.prototype.parseLeftHandSideExpression = function () {
|
|
2947 |
assert_1.assert(this.context.allowIn, 'callee of new expression always allow in keyword.');
|
|
2948 |
var node = this.startNode(this.lookahead);
|
|
2949 |
var expr = (this.matchKeyword('super') && this.context.inFunctionBody) ? this.parseSuper() :
|
|
2950 |
this.inheritCoverGrammar(this.matchKeyword('new') ? this.parseNewExpression : this.parsePrimaryExpression);
|
|
2951 |
while (true) {
|
|
2952 |
if (this.match('[')) {
|
|
2953 |
this.context.isBindingElement = false;
|
|
2954 |
this.context.isAssignmentTarget = true;
|
|
2955 |
this.expect('[');
|
|
2956 |
var property = this.isolateCoverGrammar(this.parseExpression);
|
|
2957 |
this.expect(']');
|
|
2958 |
expr = this.finalize(node, new Node.ComputedMemberExpression(expr, property));
|
|
2959 |
}
|
|
2960 |
else if (this.match('.')) {
|
|
2961 |
this.context.isBindingElement = false;
|
|
2962 |
this.context.isAssignmentTarget = true;
|
|
2963 |
this.expect('.');
|
|
2964 |
var property = this.parseIdentifierName();
|
|
2965 |
expr = this.finalize(node, new Node.StaticMemberExpression(expr, property));
|
|
2966 |
}
|
|
2967 |
else if (this.lookahead.type === 10 /* Template */ && this.lookahead.head) {
|
|
2968 |
var quasi = this.parseTemplateLiteral();
|
|
2969 |
expr = this.finalize(node, new Node.TaggedTemplateExpression(expr, quasi));
|
|
2970 |
}
|
|
2971 |
else {
|
|
2972 |
break;
|
|
2973 |
}
|
|
2974 |
}
|
|
2975 |
return expr;
|
|
2976 |
};
|
|
2977 |
// https://tc39.github.io/ecma262/#sec-update-expressions
|
|
2978 |
Parser.prototype.parseUpdateExpression = function () {
|
|
2979 |
var expr;
|
|
2980 |
var startToken = this.lookahead;
|
|
2981 |
if (this.match('++') || this.match('--')) {
|
|
2982 |
var node = this.startNode(startToken);
|
|
2983 |
var token = this.nextToken();
|
|
2984 |
expr = this.inheritCoverGrammar(this.parseUnaryExpression);
|
|
2985 |
if (this.context.strict && expr.type === syntax_1.Syntax.Identifier && this.scanner.isRestrictedWord(expr.name)) {
|
|
2986 |
this.tolerateError(messages_1.Messages.StrictLHSPrefix);
|
|
2987 |
}
|
|
2988 |
if (!this.context.isAssignmentTarget) {
|
|
2989 |
this.tolerateError(messages_1.Messages.InvalidLHSInAssignment);
|
|
2990 |
}
|
|
2991 |
var prefix = true;
|
|
2992 |
expr = this.finalize(node, new Node.UpdateExpression(token.value, expr, prefix));
|
|
2993 |
this.context.isAssignmentTarget = false;
|
|
2994 |
this.context.isBindingElement = false;
|
|
2995 |
}
|
|
2996 |
else {
|
|
2997 |
expr = this.inheritCoverGrammar(this.parseLeftHandSideExpressionAllowCall);
|
|
2998 |
if (!this.hasLineTerminator && this.lookahead.type === 7 /* Punctuator */) {
|
|
2999 |
if (this.match('++') || this.match('--')) {
|
|
3000 |
if (this.context.strict && expr.type === syntax_1.Syntax.Identifier && this.scanner.isRestrictedWord(expr.name)) {
|
|
3001 |
this.tolerateError(messages_1.Messages.StrictLHSPostfix);
|
|
3002 |
}
|
|
3003 |
if (!this.context.isAssignmentTarget) {
|
|
3004 |
this.tolerateError(messages_1.Messages.InvalidLHSInAssignment);
|
|
3005 |
}
|
|
3006 |
this.context.isAssignmentTarget = false;
|
|
3007 |
this.context.isBindingElement = false;
|
|
3008 |
var operator = this.nextToken().value;
|
|
3009 |
var prefix = false;
|
|
3010 |
expr = this.finalize(this.startNode(startToken), new Node.UpdateExpression(operator, expr, prefix));
|
|
3011 |
}
|
|
3012 |
}
|
|
3013 |
}
|
|
3014 |
return expr;
|
|
3015 |
};
|
|
3016 |
// https://tc39.github.io/ecma262/#sec-unary-operators
|
|
3017 |
Parser.prototype.parseAwaitExpression = function () {
|
|
3018 |
var node = this.createNode();
|
|
3019 |
this.nextToken();
|
|
3020 |
var argument = this.parseUnaryExpression();
|
|
3021 |
return this.finalize(node, new Node.AwaitExpression(argument));
|
|
3022 |
};
|
|
3023 |
Parser.prototype.parseUnaryExpression = function () {
|
|
3024 |
var expr;
|
|
3025 |
if (this.match('+') || this.match('-') || this.match('~') || this.match('!') ||
|
|
3026 |
this.matchKeyword('delete') || this.matchKeyword('void') || this.matchKeyword('typeof')) {
|
|
3027 |
var node = this.startNode(this.lookahead);
|
|
3028 |
var token = this.nextToken();
|
|
3029 |
expr = this.inheritCoverGrammar(this.parseUnaryExpression);
|
|
3030 |
expr = this.finalize(node, new Node.UnaryExpression(token.value, expr));
|
|
3031 |
if (this.context.strict && expr.operator === 'delete' && expr.argument.type === syntax_1.Syntax.Identifier) {
|
|
3032 |
this.tolerateError(messages_1.Messages.StrictDelete);
|
|
3033 |
}
|
|
3034 |
this.context.isAssignmentTarget = false;
|
|
3035 |
this.context.isBindingElement = false;
|
|
3036 |
}
|
|
3037 |
else if (this.context.await && this.matchContextualKeyword('await')) {
|
|
3038 |
expr = this.parseAwaitExpression();
|
|
3039 |
}
|
|
3040 |
else {
|
|
3041 |
expr = this.parseUpdateExpression();
|
|
3042 |
}
|
|
3043 |
return expr;
|
|
3044 |
};
|
|
3045 |
Parser.prototype.parseExponentiationExpression = function () {
|
|
3046 |
var startToken = this.lookahead;
|
|
3047 |
var expr = this.inheritCoverGrammar(this.parseUnaryExpression);
|
|
3048 |
if (expr.type !== syntax_1.Syntax.UnaryExpression && this.match('**')) {
|
|
3049 |
this.nextToken();
|
|
3050 |
this.context.isAssignmentTarget = false;
|
|
3051 |
this.context.isBindingElement = false;
|
|
3052 |
var left = expr;
|
|
3053 |
var right = this.isolateCoverGrammar(this.parseExponentiationExpression);
|
|
3054 |
expr = this.finalize(this.startNode(startToken), new Node.BinaryExpression('**', left, right));
|
|
3055 |
}
|
|
3056 |
return expr;
|
|
3057 |
};
|
|
3058 |
// https://tc39.github.io/ecma262/#sec-exp-operator
|
|
3059 |
// https://tc39.github.io/ecma262/#sec-multiplicative-operators
|
|
3060 |
// https://tc39.github.io/ecma262/#sec-additive-operators
|
|
3061 |
// https://tc39.github.io/ecma262/#sec-bitwise-shift-operators
|
|
3062 |
// https://tc39.github.io/ecma262/#sec-relational-operators
|
|
3063 |
// https://tc39.github.io/ecma262/#sec-equality-operators
|
|
3064 |
// https://tc39.github.io/ecma262/#sec-binary-bitwise-operators
|
|
3065 |
// https://tc39.github.io/ecma262/#sec-binary-logical-operators
|
|
3066 |
Parser.prototype.binaryPrecedence = function (token) {
|
|
3067 |
var op = token.value;
|
|
3068 |
var precedence;
|
|
3069 |
if (token.type === 7 /* Punctuator */) {
|
|
3070 |
precedence = this.operatorPrecedence[op] || 0;
|
|
3071 |
}
|
|
3072 |
else if (token.type === 4 /* Keyword */) {
|
|
3073 |
precedence = (op === 'instanceof' || (this.context.allowIn && op === 'in')) ? 7 : 0;
|
|
3074 |
}
|
|
3075 |
else {
|
|
3076 |
precedence = 0;
|
|
3077 |
}
|
|
3078 |
return precedence;
|
|
3079 |
};
|
|
3080 |
Parser.prototype.parseBinaryExpression = function () {
|
|
3081 |
var startToken = this.lookahead;
|
|
3082 |
var expr = this.inheritCoverGrammar(this.parseExponentiationExpression);
|
|
3083 |
var token = this.lookahead;
|
|
3084 |
var prec = this.binaryPrecedence(token);
|
|
3085 |
if (prec > 0) {
|
|
3086 |
this.nextToken();
|
|
3087 |
this.context.isAssignmentTarget = false;
|
|
3088 |
this.context.isBindingElement = false;
|
|
3089 |
var markers = [startToken, this.lookahead];
|
|
3090 |
var left = expr;
|
|
3091 |
var right = this.isolateCoverGrammar(this.parseExponentiationExpression);
|
|
3092 |
var stack = [left, token.value, right];
|
|
3093 |
var precedences = [prec];
|
|
3094 |
while (true) {
|
|
3095 |
prec = this.binaryPrecedence(this.lookahead);
|
|
3096 |
if (prec <= 0) {
|
|
3097 |
break;
|
|
3098 |
}
|
|
3099 |
// Reduce: make a binary expression from the three topmost entries.
|
|
3100 |
while ((stack.length > 2) && (prec <= precedences[precedences.length - 1])) {
|
|
3101 |
right = stack.pop();
|
|
3102 |
var operator = stack.pop();
|
|
3103 |
precedences.pop();
|
|
3104 |
left = stack.pop();
|
|
3105 |
markers.pop();
|
|
3106 |
var node = this.startNode(markers[markers.length - 1]);
|
|
3107 |
stack.push(this.finalize(node, new Node.BinaryExpression(operator, left, right)));
|
|
3108 |
}
|
|
3109 |
// Shift.
|
|
3110 |
stack.push(this.nextToken().value);
|
|
3111 |
precedences.push(prec);
|
|
3112 |
markers.push(this.lookahead);
|
|
3113 |
stack.push(this.isolateCoverGrammar(this.parseExponentiationExpression));
|
|
3114 |
}
|
|
3115 |
// Final reduce to clean-up the stack.
|
|
3116 |
var i = stack.length - 1;
|
|
3117 |
expr = stack[i];
|
|
3118 |
markers.pop();
|
|
3119 |
while (i > 1) {
|
|
3120 |
var node = this.startNode(markers.pop());
|
|
3121 |
var operator = stack[i - 1];
|
|
3122 |
expr = this.finalize(node, new Node.BinaryExpression(operator, stack[i - 2], expr));
|
|
3123 |
i -= 2;
|
|
3124 |
}
|
|
3125 |
}
|
|
3126 |
return expr;
|
|
3127 |
};
|
|
3128 |
// https://tc39.github.io/ecma262/#sec-conditional-operator
|
|
3129 |
Parser.prototype.parseConditionalExpression = function () {
|
|
3130 |
var startToken = this.lookahead;
|
|
3131 |
var expr = this.inheritCoverGrammar(this.parseBinaryExpression);
|
|
3132 |
if (this.match('?')) {
|
|
3133 |
this.nextToken();
|
|
3134 |
var previousAllowIn = this.context.allowIn;
|
|
3135 |
this.context.allowIn = true;
|
|
3136 |
var consequent = this.isolateCoverGrammar(this.parseAssignmentExpression);
|
|
3137 |
this.context.allowIn = previousAllowIn;
|
|
3138 |
this.expect(':');
|
|
3139 |
var alternate = this.isolateCoverGrammar(this.parseAssignmentExpression);
|
|
3140 |
expr = this.finalize(this.startNode(startToken), new Node.ConditionalExpression(expr, consequent, alternate));
|
|
3141 |
this.context.isAssignmentTarget = false;
|
|
3142 |
this.context.isBindingElement = false;
|
|
3143 |
}
|
|
3144 |
return expr;
|
|
3145 |
};
|
|
3146 |
// https://tc39.github.io/ecma262/#sec-assignment-operators
|
|
3147 |
Parser.prototype.checkPatternParam = function (options, param) {
|
|
3148 |
switch (param.type) {
|
|
3149 |
case syntax_1.Syntax.Identifier:
|
|
3150 |
this.validateParam(options, param, param.name);
|
|
3151 |
break;
|
|
3152 |
case syntax_1.Syntax.RestElement:
|
|
3153 |
this.checkPatternParam(options, param.argument);
|
|
3154 |
break;
|
|
3155 |
case syntax_1.Syntax.AssignmentPattern:
|
|
3156 |
this.checkPatternParam(options, param.left);
|
|
3157 |
break;
|
|
3158 |
case syntax_1.Syntax.ArrayPattern:
|
|
3159 |
for (var i = 0; i < param.elements.length; i++) {
|
|
3160 |
if (param.elements[i] !== null) {
|
|
3161 |
this.checkPatternParam(options, param.elements[i]);
|
|
3162 |
}
|
|
3163 |
}
|
|
3164 |
break;
|
|
3165 |
case syntax_1.Syntax.ObjectPattern:
|
|
3166 |
for (var i = 0; i < param.properties.length; i++) {
|
|
3167 |
this.checkPatternParam(options, param.properties[i].value);
|
|
3168 |
}
|
|
3169 |
break;
|
|
3170 |
default:
|
|
3171 |
break;
|
|
3172 |
}
|
|
3173 |
options.simple = options.simple && (param instanceof Node.Identifier);
|
|
3174 |
};
|
|
3175 |
Parser.prototype.reinterpretAsCoverFormalsList = function (expr) {
|
|
3176 |
var params = [expr];
|
|
3177 |
var options;
|
|
3178 |
var asyncArrow = false;
|
|
3179 |
switch (expr.type) {
|
|
3180 |
case syntax_1.Syntax.Identifier:
|
|
3181 |
break;
|
|
3182 |
case ArrowParameterPlaceHolder:
|
|
3183 |
params = expr.params;
|
|
3184 |
asyncArrow = expr.async;
|
|
3185 |
break;
|
|
3186 |
default:
|
|
3187 |
return null;
|
|
3188 |
}
|
|
3189 |
options = {
|
|
3190 |
simple: true,
|
|
3191 |
paramSet: {}
|
|
3192 |
};
|
|
3193 |
for (var i = 0; i < params.length; ++i) {
|
|
3194 |
var param = params[i];
|
|
3195 |
if (param.type === syntax_1.Syntax.AssignmentPattern) {
|
|
3196 |
if (param.right.type === syntax_1.Syntax.YieldExpression) {
|
|
3197 |
if (param.right.argument) {
|
|
3198 |
this.throwUnexpectedToken(this.lookahead);
|
|
3199 |
}
|
|
3200 |
param.right.type = syntax_1.Syntax.Identifier;
|
|
3201 |
param.right.name = 'yield';
|
|
3202 |
delete param.right.argument;
|
|
3203 |
delete param.right.delegate;
|
|
3204 |
}
|
|
3205 |
}
|
|
3206 |
else if (asyncArrow && param.type === syntax_1.Syntax.Identifier && param.name === 'await') {
|
|
3207 |
this.throwUnexpectedToken(this.lookahead);
|
|
3208 |
}
|
|
3209 |
this.checkPatternParam(options, param);
|
|
3210 |
params[i] = param;
|
|
3211 |
}
|
|
3212 |
if (this.context.strict || !this.context.allowYield) {
|
|
3213 |
for (var i = 0; i < params.length; ++i) {
|
|
3214 |
var param = params[i];
|
|
3215 |
if (param.type === syntax_1.Syntax.YieldExpression) {
|
|
3216 |
this.throwUnexpectedToken(this.lookahead);
|
|
3217 |
}
|
|
3218 |
}
|
|
3219 |
}
|
|
3220 |
if (options.message === messages_1.Messages.StrictParamDupe) {
|
|
3221 |
var token = this.context.strict ? options.stricted : options.firstRestricted;
|
|
3222 |
this.throwUnexpectedToken(token, options.message);
|
|
3223 |
}
|
|
3224 |
return {
|
|
3225 |
simple: options.simple,
|
|
3226 |
params: params,
|
|
3227 |
stricted: options.stricted,
|
|
3228 |
firstRestricted: options.firstRestricted,
|
|
3229 |
message: options.message
|
|
3230 |
};
|
|
3231 |
};
|
|
3232 |
Parser.prototype.parseAssignmentExpression = function () {
|
|
3233 |
var expr;
|
|
3234 |
if (!this.context.allowYield && this.matchKeyword('yield')) {
|
|
3235 |
expr = this.parseYieldExpression();
|
|
3236 |
}
|
|
3237 |
else {
|
|
3238 |
var startToken = this.lookahead;
|
|
3239 |
var token = startToken;
|
|
3240 |
expr = this.parseConditionalExpression();
|
|
3241 |
if (token.type === 3 /* Identifier */ && (token.lineNumber === this.lookahead.lineNumber) && token.value === 'async') {
|
|
3242 |
if (this.lookahead.type === 3 /* Identifier */ || this.matchKeyword('yield')) {
|
|
3243 |
var arg = this.parsePrimaryExpression();
|
|
3244 |
this.reinterpretExpressionAsPattern(arg);
|
|
3245 |
expr = {
|
|
3246 |
type: ArrowParameterPlaceHolder,
|
|
3247 |
params: [arg],
|
|
3248 |
async: true
|
|
3249 |
};
|
|
3250 |
}
|
|
3251 |
}
|
|
3252 |
if (expr.type === ArrowParameterPlaceHolder || this.match('=>')) {
|
|
3253 |
// https://tc39.github.io/ecma262/#sec-arrow-function-definitions
|
|
3254 |
this.context.isAssignmentTarget = false;
|
|
3255 |
this.context.isBindingElement = false;
|
|
3256 |
var isAsync = expr.async;
|
|
3257 |
var list = this.reinterpretAsCoverFormalsList(expr);
|
|
3258 |
if (list) {
|
|
3259 |
if (this.hasLineTerminator) {
|
|
3260 |
this.tolerateUnexpectedToken(this.lookahead);
|
|
3261 |
}
|
|
3262 |
this.context.firstCoverInitializedNameError = null;
|
|
3263 |
var previousStrict = this.context.strict;
|
|
3264 |
var previousAllowStrictDirective = this.context.allowStrictDirective;
|
|
3265 |
this.context.allowStrictDirective = list.simple;
|
|
3266 |
var previousAllowYield = this.context.allowYield;
|
|
3267 |
var previousAwait = this.context.await;
|
|
3268 |
this.context.allowYield = true;
|
|
3269 |
this.context.await = isAsync;
|
|
3270 |
var node = this.startNode(startToken);
|
|
3271 |
this.expect('=>');
|
|
3272 |
var body = void 0;
|
|
3273 |
if (this.match('{')) {
|
|
3274 |
var previousAllowIn = this.context.allowIn;
|
|
3275 |
this.context.allowIn = true;
|
|
3276 |
body = this.parseFunctionSourceElements();
|
|
3277 |
this.context.allowIn = previousAllowIn;
|
|
3278 |
}
|
|
3279 |
else {
|
|
3280 |
body = this.isolateCoverGrammar(this.parseAssignmentExpression);
|
|
3281 |
}
|
|
3282 |
var expression = body.type !== syntax_1.Syntax.BlockStatement;
|
|
3283 |
if (this.context.strict && list.firstRestricted) {
|
|
3284 |
this.throwUnexpectedToken(list.firstRestricted, list.message);
|
|
3285 |
}
|
|
3286 |
if (this.context.strict && list.stricted) {
|
|
3287 |
this.tolerateUnexpectedToken(list.stricted, list.message);
|
|
3288 |
}
|
|
3289 |
expr = isAsync ? this.finalize(node, new Node.AsyncArrowFunctionExpression(list.params, body, expression)) :
|
|
3290 |
this.finalize(node, new Node.ArrowFunctionExpression(list.params, body, expression));
|
|
3291 |
this.context.strict = previousStrict;
|
|
3292 |
this.context.allowStrictDirective = previousAllowStrictDirective;
|
|
3293 |
this.context.allowYield = previousAllowYield;
|
|
3294 |
this.context.await = previousAwait;
|
|
3295 |
}
|
|
3296 |
}
|
|
3297 |
else {
|
|
3298 |
if (this.matchAssign()) {
|
|
3299 |
if (!this.context.isAssignmentTarget) {
|
|
3300 |
this.tolerateError(messages_1.Messages.InvalidLHSInAssignment);
|
|
3301 |
}
|
|
3302 |
if (this.context.strict && expr.type === syntax_1.Syntax.Identifier) {
|
|
3303 |
var id = expr;
|
|
3304 |
if (this.scanner.isRestrictedWord(id.name)) {
|
|
3305 |
this.tolerateUnexpectedToken(token, messages_1.Messages.StrictLHSAssignment);
|
|
3306 |
}
|
|
3307 |
if (this.scanner.isStrictModeReservedWord(id.name)) {
|
|
3308 |
this.tolerateUnexpectedToken(token, messages_1.Messages.StrictReservedWord);
|
|
3309 |
}
|
|
3310 |
}
|
|
3311 |
if (!this.match('=')) {
|
|
3312 |
this.context.isAssignmentTarget = false;
|
|
3313 |
this.context.isBindingElement = false;
|
|
3314 |
}
|
|
3315 |
else {
|
|
3316 |
this.reinterpretExpressionAsPattern(expr);
|
|
3317 |
}
|
|
3318 |
token = this.nextToken();
|
|
3319 |
var operator = token.value;
|
|
3320 |
var right = this.isolateCoverGrammar(this.parseAssignmentExpression);
|
|
3321 |
expr = this.finalize(this.startNode(startToken), new Node.AssignmentExpression(operator, expr, right));
|
|
3322 |
this.context.firstCoverInitializedNameError = null;
|
|
3323 |
}
|
|
3324 |
}
|
|
3325 |
}
|
|
3326 |
return expr;
|
|
3327 |
};
|
|
3328 |
// https://tc39.github.io/ecma262/#sec-comma-operator
|
|
3329 |
Parser.prototype.parseExpression = function () {
|
|
3330 |
var startToken = this.lookahead;
|
|
3331 |
var expr = this.isolateCoverGrammar(this.parseAssignmentExpression);
|
|
3332 |
if (this.match(',')) {
|
|
3333 |
var expressions = [];
|
|
3334 |
expressions.push(expr);
|
|
3335 |
while (this.lookahead.type !== 2 /* EOF */) {
|
|
3336 |
if (!this.match(',')) {
|
|
3337 |
break;
|
|
3338 |
}
|
|
3339 |
this.nextToken();
|
|
3340 |
expressions.push(this.isolateCoverGrammar(this.parseAssignmentExpression));
|
|
3341 |
}
|
|
3342 |
expr = this.finalize(this.startNode(startToken), new Node.SequenceExpression(expressions));
|
|
3343 |
}
|
|
3344 |
return expr;
|
|
3345 |
};
|
|
3346 |
// https://tc39.github.io/ecma262/#sec-block
|
|
3347 |
Parser.prototype.parseStatementListItem = function () {
|
|
3348 |
var statement;
|
|
3349 |
this.context.isAssignmentTarget = true;
|
|
3350 |
this.context.isBindingElement = true;
|
|
3351 |
if (this.lookahead.type === 4 /* Keyword */) {
|
|
3352 |
switch (this.lookahead.value) {
|
|
3353 |
case 'export':
|
|
3354 |
if (!this.context.isModule) {
|
|
3355 |
this.tolerateUnexpectedToken(this.lookahead, messages_1.Messages.IllegalExportDeclaration);
|
|
3356 |
}
|
|
3357 |
statement = this.parseExportDeclaration();
|
|
3358 |
break;
|
|
3359 |
case 'import':
|
|
3360 |
if (!this.context.isModule) {
|
|
3361 |
this.tolerateUnexpectedToken(this.lookahead, messages_1.Messages.IllegalImportDeclaration);
|
|
3362 |
}
|
|
3363 |
statement = this.parseImportDeclaration();
|
|
3364 |
break;
|
|
3365 |
case 'const':
|
|
3366 |
statement = this.parseLexicalDeclaration({ inFor: false });
|
|
3367 |
break;
|
|
3368 |
case 'function':
|
|
3369 |
statement = this.parseFunctionDeclaration();
|
|
3370 |
break;
|
|
3371 |
case 'class':
|
|
3372 |
statement = this.parseClassDeclaration();
|
|
3373 |
break;
|
|
3374 |
case 'let':
|
|
3375 |
statement = this.isLexicalDeclaration() ? this.parseLexicalDeclaration({ inFor: false }) : this.parseStatement();
|
|
3376 |
break;
|
|
3377 |
default:
|
|
3378 |
statement = this.parseStatement();
|
|
3379 |
break;
|
|
3380 |
}
|
|
3381 |
}
|
|
3382 |
else {
|
|
3383 |
statement = this.parseStatement();
|
|
3384 |
}
|
|
3385 |
return statement;
|
|
3386 |
};
|
|
3387 |
Parser.prototype.parseBlock = function () {
|
|
3388 |
var node = this.createNode();
|
|
3389 |
this.expect('{');
|
|
3390 |
var block = [];
|
|
3391 |
while (true) {
|
|
3392 |
if (this.match('}')) {
|
|
3393 |
break;
|
|
3394 |
}
|
|
3395 |
block.push(this.parseStatementListItem());
|
|
3396 |
}
|
|
3397 |
this.expect('}');
|
|
3398 |
return this.finalize(node, new Node.BlockStatement(block));
|
|
3399 |
};
|
|
3400 |
// https://tc39.github.io/ecma262/#sec-let-and-const-declarations
|
|
3401 |
Parser.prototype.parseLexicalBinding = function (kind, options) {
|
|
3402 |
var node = this.createNode();
|
|
3403 |
var params = [];
|
|
3404 |
var id = this.parsePattern(params, kind);
|
|
3405 |
if (this.context.strict && id.type === syntax_1.Syntax.Identifier) {
|
|
3406 |
if (this.scanner.isRestrictedWord(id.name)) {
|
|
3407 |
this.tolerateError(messages_1.Messages.StrictVarName);
|
|
3408 |
}
|
|
3409 |
}
|
|
3410 |
var init = null;
|
|
3411 |
if (kind === 'const') {
|
|
3412 |
if (!this.matchKeyword('in') && !this.matchContextualKeyword('of')) {
|
|
3413 |
if (this.match('=')) {
|
|
3414 |
this.nextToken();
|
|
3415 |
init = this.isolateCoverGrammar(this.parseAssignmentExpression);
|
|
3416 |
}
|
|
3417 |
else {
|
|
3418 |
this.throwError(messages_1.Messages.DeclarationMissingInitializer, 'const');
|
|
3419 |
}
|
|
3420 |
}
|
|
3421 |
}
|
|
3422 |
else if ((!options.inFor && id.type !== syntax_1.Syntax.Identifier) || this.match('=')) {
|
|
3423 |
this.expect('=');
|
|
3424 |
init = this.isolateCoverGrammar(this.parseAssignmentExpression);
|
|
3425 |
}
|
|
3426 |
return this.finalize(node, new Node.VariableDeclarator(id, init));
|
|
3427 |
};
|
|
3428 |
Parser.prototype.parseBindingList = function (kind, options) {
|
|
3429 |
var list = [this.parseLexicalBinding(kind, options)];
|
|
3430 |
while (this.match(',')) {
|
|
3431 |
this.nextToken();
|
|
3432 |
list.push(this.parseLexicalBinding(kind, options));
|
|
3433 |
}
|
|
3434 |
return list;
|
|
3435 |
};
|
|
3436 |
Parser.prototype.isLexicalDeclaration = function () {
|
|
3437 |
var state = this.scanner.saveState();
|
|
3438 |
this.scanner.scanComments();
|
|
3439 |
var next = this.scanner.lex();
|
|
3440 |
this.scanner.restoreState(state);
|
|
3441 |
return (next.type === 3 /* Identifier */) ||
|
|
3442 |
(next.type === 7 /* Punctuator */ && next.value === '[') ||
|
|
3443 |
(next.type === 7 /* Punctuator */ && next.value === '{') ||
|
|
3444 |
(next.type === 4 /* Keyword */ && next.value === 'let') ||
|
|
3445 |
(next.type === 4 /* Keyword */ && next.value === 'yield');
|
|
3446 |
};
|
|
3447 |
Parser.prototype.parseLexicalDeclaration = function (options) {
|
|
3448 |
var node = this.createNode();
|
|
3449 |
var kind = this.nextToken().value;
|
|
3450 |
assert_1.assert(kind === 'let' || kind === 'const', 'Lexical declaration must be either let or const');
|
|
3451 |
var declarations = this.parseBindingList(kind, options);
|
|
3452 |
this.consumeSemicolon();
|
|
3453 |
return this.finalize(node, new Node.VariableDeclaration(declarations, kind));
|
|
3454 |
};
|
|
3455 |
// https://tc39.github.io/ecma262/#sec-destructuring-binding-patterns
|
|
3456 |
Parser.prototype.parseBindingRestElement = function (params, kind) {
|
|
3457 |
var node = this.createNode();
|
|
3458 |
this.expect('...');
|
|
3459 |
var arg = this.parsePattern(params, kind);
|
|
3460 |
return this.finalize(node, new Node.RestElement(arg));
|
|
3461 |
};
|
|
3462 |
Parser.prototype.parseArrayPattern = function (params, kind) {
|
|
3463 |
var node = this.createNode();
|
|
3464 |
this.expect('[');
|
|
3465 |
var elements = [];
|
|
3466 |
while (!this.match(']')) {
|
|
3467 |
if (this.match(',')) {
|
|
3468 |
this.nextToken();
|
|
3469 |
elements.push(null);
|
|
3470 |
}
|
|
3471 |
else {
|
|
3472 |
if (this.match('...')) {
|
|
3473 |
elements.push(this.parseBindingRestElement(params, kind));
|
|
3474 |
break;
|
|
3475 |
}
|
|
3476 |
else {
|
|
3477 |
elements.push(this.parsePatternWithDefault(params, kind));
|
|
3478 |
}
|
|
3479 |
if (!this.match(']')) {
|
|
3480 |
this.expect(',');
|
|
3481 |
}
|
|
3482 |
}
|
|
3483 |
}
|
|
3484 |
this.expect(']');
|
|
3485 |
return this.finalize(node, new Node.ArrayPattern(elements));
|
|
3486 |
};
|
|
3487 |
Parser.prototype.parsePropertyPattern = function (params, kind) {
|
|
3488 |
var node = this.createNode();
|
|
3489 |
var computed = false;
|
|
3490 |
var shorthand = false;
|
|
3491 |
var method = false;
|
|
3492 |
var key;
|
|
3493 |
var value;
|
|
3494 |
if (this.lookahead.type === 3 /* Identifier */) {
|
|
3495 |
var keyToken = this.lookahead;
|
|
3496 |
key = this.parseVariableIdentifier();
|
|
3497 |
var init = this.finalize(node, new Node.Identifier(keyToken.value));
|
|
3498 |
if (this.match('=')) {
|
|
3499 |
params.push(keyToken);
|
|
3500 |
shorthand = true;
|
|
3501 |
this.nextToken();
|
|
3502 |
var expr = this.parseAssignmentExpression();
|
|
3503 |
value = this.finalize(this.startNode(keyToken), new Node.AssignmentPattern(init, expr));
|
|
3504 |
}
|
|
3505 |
else if (!this.match(':')) {
|
|
3506 |
params.push(keyToken);
|
|
3507 |
shorthand = true;
|
|
3508 |
value = init;
|
|
3509 |
}
|
|
3510 |
else {
|
|
3511 |
this.expect(':');
|
|
3512 |
value = this.parsePatternWithDefault(params, kind);
|
|
3513 |
}
|
|
3514 |
}
|
|
3515 |
else {
|
|
3516 |
computed = this.match('[');
|
|
3517 |
key = this.parseObjectPropertyKey();
|
|
3518 |
this.expect(':');
|
|
3519 |
value = this.parsePatternWithDefault(params, kind);
|
|
3520 |
}
|
|
3521 |
return this.finalize(node, new Node.Property('init', key, computed, value, method, shorthand));
|
|
3522 |
};
|
|
3523 |
Parser.prototype.parseObjectPattern = function (params, kind) {
|
|
3524 |
var node = this.createNode();
|
|
3525 |
var properties = [];
|
|
3526 |
this.expect('{');
|
|
3527 |
while (!this.match('}')) {
|
|
3528 |
properties.push(this.parsePropertyPattern(params, kind));
|
|
3529 |
if (!this.match('}')) {
|
|
3530 |
this.expect(',');
|
|
3531 |
}
|
|
3532 |
}
|
|
3533 |
this.expect('}');
|
|
3534 |
return this.finalize(node, new Node.ObjectPattern(properties));
|
|
3535 |
};
|
|
3536 |
Parser.prototype.parsePattern = function (params, kind) {
|
|
3537 |
var pattern;
|
|
3538 |
if (this.match('[')) {
|
|
3539 |
pattern = this.parseArrayPattern(params, kind);
|
|
3540 |
}
|
|
3541 |
else if (this.match('{')) {
|
|
3542 |
pattern = this.parseObjectPattern(params, kind);
|
|
3543 |
}
|
|
3544 |
else {
|
|
3545 |
if (this.matchKeyword('let') && (kind === 'const' || kind === 'let')) {
|
|
3546 |
this.tolerateUnexpectedToken(this.lookahead, messages_1.Messages.LetInLexicalBinding);
|
|
3547 |
}
|
|
3548 |
params.push(this.lookahead);
|
|
3549 |
pattern = this.parseVariableIdentifier(kind);
|
|
3550 |
}
|
|
3551 |
return pattern;
|
|
3552 |
};
|
|
3553 |
Parser.prototype.parsePatternWithDefault = function (params, kind) {
|
|
3554 |
var startToken = this.lookahead;
|
|
3555 |
var pattern = this.parsePattern(params, kind);
|
|
3556 |
if (this.match('=')) {
|
|
3557 |
this.nextToken();
|
|
3558 |
var previousAllowYield = this.context.allowYield;
|
|
3559 |
this.context.allowYield = true;
|
|
3560 |
var right = this.isolateCoverGrammar(this.parseAssignmentExpression);
|
|
3561 |
this.context.allowYield = previousAllowYield;
|
|
3562 |
pattern = this.finalize(this.startNode(startToken), new Node.AssignmentPattern(pattern, right));
|
|
3563 |
}
|
|
3564 |
return pattern;
|
|
3565 |
};
|
|
3566 |
// https://tc39.github.io/ecma262/#sec-variable-statement
|
|
3567 |
Parser.prototype.parseVariableIdentifier = function (kind) {
|
|
3568 |
var node = this.createNode();
|
|
3569 |
var token = this.nextToken();
|
|
3570 |
if (token.type === 4 /* Keyword */ && token.value === 'yield') {
|
|
3571 |
if (this.context.strict) {
|
|
3572 |
this.tolerateUnexpectedToken(token, messages_1.Messages.StrictReservedWord);
|
|
3573 |
}
|
|
3574 |
else if (!this.context.allowYield) {
|
|
3575 |
this.throwUnexpectedToken(token);
|
|
3576 |
}
|
|
3577 |
}
|
|
3578 |
else if (token.type !== 3 /* Identifier */) {
|
|
3579 |
if (this.context.strict && token.type === 4 /* Keyword */ && this.scanner.isStrictModeReservedWord(token.value)) {
|
|
3580 |
this.tolerateUnexpectedToken(token, messages_1.Messages.StrictReservedWord);
|
|
3581 |
}
|
|
3582 |
else {
|
|
3583 |
if (this.context.strict || token.value !== 'let' || kind !== 'var') {
|
|
3584 |
this.throwUnexpectedToken(token);
|
|
3585 |
}
|
|
3586 |
}
|
|
3587 |
}
|
|
3588 |
else if ((this.context.isModule || this.context.await) && token.type === 3 /* Identifier */ && token.value === 'await') {
|
|
3589 |
this.tolerateUnexpectedToken(token);
|
|
3590 |
}
|
|
3591 |
return this.finalize(node, new Node.Identifier(token.value));
|
|
3592 |
};
|
|
3593 |
Parser.prototype.parseVariableDeclaration = function (options) {
|
|
3594 |
var node = this.createNode();
|
|
3595 |
var params = [];
|
|
3596 |
var id = this.parsePattern(params, 'var');
|
|
3597 |
if (this.context.strict && id.type === syntax_1.Syntax.Identifier) {
|
|
3598 |
if (this.scanner.isRestrictedWord(id.name)) {
|
|
3599 |
this.tolerateError(messages_1.Messages.StrictVarName);
|
|
3600 |
}
|
|
3601 |
}
|
|
3602 |
var init = null;
|
|
3603 |
if (this.match('=')) {
|
|
3604 |
this.nextToken();
|
|
3605 |
init = this.isolateCoverGrammar(this.parseAssignmentExpression);
|
|
3606 |
}
|
|
3607 |
else if (id.type !== syntax_1.Syntax.Identifier && !options.inFor) {
|
|
3608 |
this.expect('=');
|
|
3609 |
}
|
|
3610 |
return this.finalize(node, new Node.VariableDeclarator(id, init));
|
|
3611 |
};
|
|
3612 |
Parser.prototype.parseVariableDeclarationList = function (options) {
|
|
3613 |
var opt = { inFor: options.inFor };
|
|
3614 |
var list = [];
|
|
3615 |
list.push(this.parseVariableDeclaration(opt));
|
|
3616 |
while (this.match(',')) {
|
|
3617 |
this.nextToken();
|
|
3618 |
list.push(this.parseVariableDeclaration(opt));
|
|
3619 |
}
|
|
3620 |
return list;
|
|
3621 |
};
|
|
3622 |
Parser.prototype.parseVariableStatement = function () {
|
|
3623 |
var node = this.createNode();
|
|
3624 |
this.expectKeyword('var');
|
|
3625 |
var declarations = this.parseVariableDeclarationList({ inFor: false });
|
|
3626 |
this.consumeSemicolon();
|
|
3627 |
return this.finalize(node, new Node.VariableDeclaration(declarations, 'var'));
|
|
3628 |
};
|
|
3629 |
// https://tc39.github.io/ecma262/#sec-empty-statement
|
|
3630 |
Parser.prototype.parseEmptyStatement = function () {
|
|
3631 |
var node = this.createNode();
|
|
3632 |
this.expect(';');
|
|
3633 |
return this.finalize(node, new Node.EmptyStatement());
|
|
3634 |
};
|
|
3635 |
// https://tc39.github.io/ecma262/#sec-expression-statement
|
|
3636 |
Parser.prototype.parseExpressionStatement = function () {
|
|
3637 |
var node = this.createNode();
|
|
3638 |
var expr = this.parseExpression();
|
|
3639 |
this.consumeSemicolon();
|
|
3640 |
return this.finalize(node, new Node.ExpressionStatement(expr));
|
|
3641 |
};
|
|
3642 |
// https://tc39.github.io/ecma262/#sec-if-statement
|
|
3643 |
Parser.prototype.parseIfClause = function () {
|
|
3644 |
if (this.context.strict && this.matchKeyword('function')) {
|
|
3645 |
this.tolerateError(messages_1.Messages.StrictFunction);
|
|
3646 |
}
|
|
3647 |
return this.parseStatement();
|
|
3648 |
};
|
|
3649 |
Parser.prototype.parseIfStatement = function () {
|
|
3650 |
var node = this.createNode();
|
|
3651 |
var consequent;
|
|
3652 |
var alternate = null;
|
|
3653 |
this.expectKeyword('if');
|
|
3654 |
this.expect('(');
|
|
3655 |
var test = this.parseExpression();
|
|
3656 |
if (!this.match(')') && this.config.tolerant) {
|
|
3657 |
this.tolerateUnexpectedToken(this.nextToken());
|
|
3658 |
consequent = this.finalize(this.createNode(), new Node.EmptyStatement());
|
|
3659 |
}
|
|
3660 |
else {
|
|
3661 |
this.expect(')');
|
|
3662 |
consequent = this.parseIfClause();
|
|
3663 |
if (this.matchKeyword('else')) {
|
|
3664 |
this.nextToken();
|
|
3665 |
alternate = this.parseIfClause();
|
|
3666 |
}
|
|
3667 |
}
|
|
3668 |
return this.finalize(node, new Node.IfStatement(test, consequent, alternate));
|
|
3669 |
};
|
|
3670 |
// https://tc39.github.io/ecma262/#sec-do-while-statement
|
|
3671 |
Parser.prototype.parseDoWhileStatement = function () {
|
|
3672 |
var node = this.createNode();
|
|
3673 |
this.expectKeyword('do');
|
|
3674 |
var previousInIteration = this.context.inIteration;
|
|
3675 |
this.context.inIteration = true;
|
|
3676 |
var body = this.parseStatement();
|
|
3677 |
this.context.inIteration = previousInIteration;
|
|
3678 |
this.expectKeyword('while');
|
|
3679 |
this.expect('(');
|
|
3680 |
var test = this.parseExpression();
|
|
3681 |
if (!this.match(')') && this.config.tolerant) {
|
|
3682 |
this.tolerateUnexpectedToken(this.nextToken());
|
|
3683 |
}
|
|
3684 |
else {
|
|
3685 |
this.expect(')');
|
|
3686 |
if (this.match(';')) {
|
|
3687 |
this.nextToken();
|
|
3688 |
}
|
|
3689 |
}
|
|
3690 |
return this.finalize(node, new Node.DoWhileStatement(body, test));
|
|
3691 |
};
|
|
3692 |
// https://tc39.github.io/ecma262/#sec-while-statement
|
|
3693 |
Parser.prototype.parseWhileStatement = function () {
|
|
3694 |
var node = this.createNode();
|
|
3695 |
var body;
|
|
3696 |
this.expectKeyword('while');
|
|
3697 |
this.expect('(');
|
|
3698 |
var test = this.parseExpression();
|
|
3699 |
if (!this.match(')') && this.config.tolerant) {
|
|
3700 |
this.tolerateUnexpectedToken(this.nextToken());
|
|
3701 |
body = this.finalize(this.createNode(), new Node.EmptyStatement());
|
|
3702 |
}
|
|
3703 |
else {
|
|
3704 |
this.expect(')');
|
|
3705 |
var previousInIteration = this.context.inIteration;
|
|
3706 |
this.context.inIteration = true;
|
|
3707 |
body = this.parseStatement();
|
|
3708 |
this.context.inIteration = previousInIteration;
|
|
3709 |
}
|
|
3710 |
return this.finalize(node, new Node.WhileStatement(test, body));
|
|
3711 |
};
|
|
3712 |
// https://tc39.github.io/ecma262/#sec-for-statement
|
|
3713 |
// https://tc39.github.io/ecma262/#sec-for-in-and-for-of-statements
|
|
3714 |
Parser.prototype.parseForStatement = function () {
|
|
3715 |
var init = null;
|
|
3716 |
var test = null;
|
|
3717 |
var update = null;
|
|
3718 |
var forIn = true;
|
|
3719 |
var left, right;
|
|
3720 |
var node = this.createNode();
|
|
3721 |
this.expectKeyword('for');
|
|
3722 |
this.expect('(');
|
|
3723 |
if (this.match(';')) {
|
|
3724 |
this.nextToken();
|
|
3725 |
}
|
|
3726 |
else {
|
|
3727 |
if (this.matchKeyword('var')) {
|
|
3728 |
init = this.createNode();
|
|
3729 |
this.nextToken();
|
|
3730 |
var previousAllowIn = this.context.allowIn;
|
|
3731 |
this.context.allowIn = false;
|
|
3732 |
var declarations = this.parseVariableDeclarationList({ inFor: true });
|
|
3733 |
this.context.allowIn = previousAllowIn;
|
|
3734 |
if (declarations.length === 1 && this.matchKeyword('in')) {
|
|
3735 |
var decl = declarations[0];
|
|
3736 |
if (decl.init && (decl.id.type === syntax_1.Syntax.ArrayPattern || decl.id.type === syntax_1.Syntax.ObjectPattern || this.context.strict)) {
|
|
3737 |
this.tolerateError(messages_1.Messages.ForInOfLoopInitializer, 'for-in');
|
|
3738 |
}
|
|
3739 |
init = this.finalize(init, new Node.VariableDeclaration(declarations, 'var'));
|
|
3740 |
this.nextToken();
|
|
3741 |
left = init;
|
|
3742 |
right = this.parseExpression();
|
|
3743 |
init = null;
|
|
3744 |
}
|
|
3745 |
else if (declarations.length === 1 && declarations[0].init === null && this.matchContextualKeyword('of')) {
|
|
3746 |
init = this.finalize(init, new Node.VariableDeclaration(declarations, 'var'));
|
|
3747 |
this.nextToken();
|
|
3748 |
left = init;
|
|
3749 |
right = this.parseAssignmentExpression();
|
|
3750 |
init = null;
|
|
3751 |
forIn = false;
|
|
3752 |
}
|
|
3753 |
else {
|
|
3754 |
init = this.finalize(init, new Node.VariableDeclaration(declarations, 'var'));
|
|
3755 |
this.expect(';');
|
|
3756 |
}
|
|
3757 |
}
|
|
3758 |
else if (this.matchKeyword('const') || this.matchKeyword('let')) {
|
|
3759 |
init = this.createNode();
|
|
3760 |
var kind = this.nextToken().value;
|
|
3761 |
if (!this.context.strict && this.lookahead.value === 'in') {
|
|
3762 |
init = this.finalize(init, new Node.Identifier(kind));
|
|
3763 |
this.nextToken();
|
|
3764 |
left = init;
|
|
3765 |
right = this.parseExpression();
|
|
3766 |
init = null;
|
|
3767 |
}
|
|
3768 |
else {
|
|
3769 |
var previousAllowIn = this.context.allowIn;
|
|
3770 |
this.context.allowIn = false;
|
|
3771 |
var declarations = this.parseBindingList(kind, { inFor: true });
|
|
3772 |
this.context.allowIn = previousAllowIn;
|
|
3773 |
if (declarations.length === 1 && declarations[0].init === null && this.matchKeyword('in')) {
|
|
3774 |
init = this.finalize(init, new Node.VariableDeclaration(declarations, kind));
|
|
3775 |
this.nextToken();
|
|
3776 |
left = init;
|
|
3777 |
right = this.parseExpression();
|
|
3778 |
init = null;
|
|
3779 |
}
|
|
3780 |
else if (declarations.length === 1 && declarations[0].init === null && this.matchContextualKeyword('of')) {
|
|
3781 |
init = this.finalize(init, new Node.VariableDeclaration(declarations, kind));
|
|
3782 |
this.nextToken();
|
|
3783 |
left = init;
|
|
3784 |
right = this.parseAssignmentExpression();
|
|
3785 |
init = null;
|
|
3786 |
forIn = false;
|
|
3787 |
}
|
|
3788 |
else {
|
|
3789 |
this.consumeSemicolon();
|
|
3790 |
init = this.finalize(init, new Node.VariableDeclaration(declarations, kind));
|
|
3791 |
}
|
|
3792 |
}
|
|
3793 |
}
|
|
3794 |
else {
|
|
3795 |
var initStartToken = this.lookahead;
|
|
3796 |
var previousAllowIn = this.context.allowIn;
|
|
3797 |
this.context.allowIn = false;
|
|
3798 |
init = this.inheritCoverGrammar(this.parseAssignmentExpression);
|
|
3799 |
this.context.allowIn = previousAllowIn;
|
|
3800 |
if (this.matchKeyword('in')) {
|
|
3801 |
if (!this.context.isAssignmentTarget || init.type === syntax_1.Syntax.AssignmentExpression) {
|
|
3802 |
this.tolerateError(messages_1.Messages.InvalidLHSInForIn);
|
|
3803 |
}
|
|
3804 |
this.nextToken();
|
|
3805 |
this.reinterpretExpressionAsPattern(init);
|
|
3806 |
left = init;
|
|
3807 |
right = this.parseExpression();
|
|
3808 |
init = null;
|
|
3809 |
}
|
|
3810 |
else if (this.matchContextualKeyword('of')) {
|
|
3811 |
if (!this.context.isAssignmentTarget || init.type === syntax_1.Syntax.AssignmentExpression) {
|
|
3812 |
this.tolerateError(messages_1.Messages.InvalidLHSInForLoop);
|
|
3813 |
}
|
|
3814 |
this.nextToken();
|
|
3815 |
this.reinterpretExpressionAsPattern(init);
|
|
3816 |
left = init;
|
|
3817 |
right = this.parseAssignmentExpression();
|
|
3818 |
init = null;
|
|
3819 |
forIn = false;
|
|
3820 |
}
|
|
3821 |
else {
|
|
3822 |
if (this.match(',')) {
|
|
3823 |
var initSeq = [init];
|
|
3824 |
while (this.match(',')) {
|
|
3825 |
this.nextToken();
|
|
3826 |
initSeq.push(this.isolateCoverGrammar(this.parseAssignmentExpression));
|
|
3827 |
}
|
|
3828 |
init = this.finalize(this.startNode(initStartToken), new Node.SequenceExpression(initSeq));
|
|
3829 |
}
|
|
3830 |
this.expect(';');
|
|
3831 |
}
|
|
3832 |
}
|
|
3833 |
}
|
|
3834 |
if (typeof left === 'undefined') {
|
|
3835 |
if (!this.match(';')) {
|
|
3836 |
test = this.parseExpression();
|
|
3837 |
}
|
|
3838 |
this.expect(';');
|
|
3839 |
if (!this.match(')')) {
|
|
3840 |
update = this.parseExpression();
|
|
3841 |
}
|
|
3842 |
}
|
|
3843 |
var body;
|
|
3844 |
if (!this.match(')') && this.config.tolerant) {
|
|
3845 |
this.tolerateUnexpectedToken(this.nextToken());
|
|
3846 |
body = this.finalize(this.createNode(), new Node.EmptyStatement());
|
|
3847 |
}
|
|
3848 |
else {
|
|
3849 |
this.expect(')');
|
|
3850 |
var previousInIteration = this.context.inIteration;
|
|
3851 |
this.context.inIteration = true;
|
|
3852 |
body = this.isolateCoverGrammar(this.parseStatement);
|
|
3853 |
this.context.inIteration = previousInIteration;
|
|
3854 |
}
|
|
3855 |
return (typeof left === 'undefined') ?
|
|
3856 |
this.finalize(node, new Node.ForStatement(init, test, update, body)) :
|
|
3857 |
forIn ? this.finalize(node, new Node.ForInStatement(left, right, body)) :
|
|
3858 |
this.finalize(node, new Node.ForOfStatement(left, right, body));
|
|
3859 |
};
|
|
3860 |
// https://tc39.github.io/ecma262/#sec-continue-statement
|
|
3861 |
Parser.prototype.parseContinueStatement = function () {
|
|
3862 |
var node = this.createNode();
|
|
3863 |
this.expectKeyword('continue');
|
|
3864 |
var label = null;
|
|
3865 |
if (this.lookahead.type === 3 /* Identifier */ && !this.hasLineTerminator) {
|
|
3866 |
var id = this.parseVariableIdentifier();
|
|
3867 |
label = id;
|
|
3868 |
var key = '$' + id.name;
|
|
3869 |
if (!Object.prototype.hasOwnProperty.call(this.context.labelSet, key)) {
|
|
3870 |
this.throwError(messages_1.Messages.UnknownLabel, id.name);
|
|
3871 |
}
|
|
3872 |
}
|
|
3873 |
this.consumeSemicolon();
|
|
3874 |
if (label === null && !this.context.inIteration) {
|
|
3875 |
this.throwError(messages_1.Messages.IllegalContinue);
|
|
3876 |
}
|
|
3877 |
return this.finalize(node, new Node.ContinueStatement(label));
|
|
3878 |
};
|
|
3879 |
// https://tc39.github.io/ecma262/#sec-break-statement
|
|
3880 |
Parser.prototype.parseBreakStatement = function () {
|
|
3881 |
var node = this.createNode();
|
|
3882 |
this.expectKeyword('break');
|
|
3883 |
var label = null;
|
|
3884 |
if (this.lookahead.type === 3 /* Identifier */ && !this.hasLineTerminator) {
|
|
3885 |
var id = this.parseVariableIdentifier();
|
|
3886 |
var key = '$' + id.name;
|
|
3887 |
if (!Object.prototype.hasOwnProperty.call(this.context.labelSet, key)) {
|
|
3888 |
this.throwError(messages_1.Messages.UnknownLabel, id.name);
|
|
3889 |
}
|
|
3890 |
label = id;
|
|
3891 |
}
|
|
3892 |
this.consumeSemicolon();
|
|
3893 |
if (label === null && !this.context.inIteration && !this.context.inSwitch) {
|
|
3894 |
this.throwError(messages_1.Messages.IllegalBreak);
|
|
3895 |
}
|
|
3896 |
return this.finalize(node, new Node.BreakStatement(label));
|
|
3897 |
};
|
|
3898 |
// https://tc39.github.io/ecma262/#sec-return-statement
|
|
3899 |
Parser.prototype.parseReturnStatement = function () {
|
|
3900 |
if (!this.context.inFunctionBody) {
|
|
3901 |
this.tolerateError(messages_1.Messages.IllegalReturn);
|
|
3902 |
}
|
|
3903 |
var node = this.createNode();
|
|
3904 |
this.expectKeyword('return');
|
|
3905 |
var hasArgument = !this.match(';') && !this.match('}') &&
|
|
3906 |
!this.hasLineTerminator && this.lookahead.type !== 2 /* EOF */;
|
|
3907 |
var argument = hasArgument ? this.parseExpression() : null;
|
|
3908 |
this.consumeSemicolon();
|
|
3909 |
return this.finalize(node, new Node.ReturnStatement(argument));
|
|
3910 |
};
|
|
3911 |
// https://tc39.github.io/ecma262/#sec-with-statement
|
|
3912 |
Parser.prototype.parseWithStatement = function () {
|
|
3913 |
if (this.context.strict) {
|
|
3914 |
this.tolerateError(messages_1.Messages.StrictModeWith);
|
|
3915 |
}
|
|
3916 |
var node = this.createNode();
|
|
3917 |
var body;
|
|
3918 |
this.expectKeyword('with');
|
|
3919 |
this.expect('(');
|
|
3920 |
var object = this.parseExpression();
|
|
3921 |
if (!this.match(')') && this.config.tolerant) {
|
|
3922 |
this.tolerateUnexpectedToken(this.nextToken());
|
|
3923 |
body = this.finalize(this.createNode(), new Node.EmptyStatement());
|
|
3924 |
}
|
|
3925 |
else {
|
|
3926 |
this.expect(')');
|
|
3927 |
body = this.parseStatement();
|
|
3928 |
}
|
|
3929 |
return this.finalize(node, new Node.WithStatement(object, body));
|
|
3930 |
};
|
|
3931 |
// https://tc39.github.io/ecma262/#sec-switch-statement
|
|
3932 |
Parser.prototype.parseSwitchCase = function () {
|
|
3933 |
var node = this.createNode();
|
|
3934 |
var test;
|
|
3935 |
if (this.matchKeyword('default')) {
|
|
3936 |
this.nextToken();
|
|
3937 |
test = null;
|
|
3938 |
}
|
|
3939 |
else {
|
|
3940 |
this.expectKeyword('case');
|
|
3941 |
test = this.parseExpression();
|
|
3942 |
}
|
|
3943 |
this.expect(':');
|
|
3944 |
var consequent = [];
|
|
3945 |
while (true) {
|
|
3946 |
if (this.match('}') || this.matchKeyword('default') || this.matchKeyword('case')) {
|
|
3947 |
break;
|
|
3948 |
}
|
|
3949 |
consequent.push(this.parseStatementListItem());
|
|
3950 |
}
|
|
3951 |
return this.finalize(node, new Node.SwitchCase(test, consequent));
|
|
3952 |
};
|
|
3953 |
Parser.prototype.parseSwitchStatement = function () {
|
|
3954 |
var node = this.createNode();
|
|
3955 |
this.expectKeyword('switch');
|
|
3956 |
this.expect('(');
|
|
3957 |
var discriminant = this.parseExpression();
|
|
3958 |
this.expect(')');
|
|
3959 |
var previousInSwitch = this.context.inSwitch;
|
|
3960 |
this.context.inSwitch = true;
|
|
3961 |
var cases = [];
|
|
3962 |
var defaultFound = false;
|
|
3963 |
this.expect('{');
|
|
3964 |
while (true) {
|
|
3965 |
if (this.match('}')) {
|
|
3966 |
break;
|
|
3967 |
}
|
|
3968 |
var clause = this.parseSwitchCase();
|
|
3969 |
if (clause.test === null) {
|
|
3970 |
if (defaultFound) {
|
|
3971 |
this.throwError(messages_1.Messages.MultipleDefaultsInSwitch);
|
|
3972 |
}
|
|
3973 |
defaultFound = true;
|
|
3974 |
}
|
|
3975 |
cases.push(clause);
|
|
3976 |
}
|
|
3977 |
this.expect('}');
|
|
3978 |
this.context.inSwitch = previousInSwitch;
|
|
3979 |
return this.finalize(node, new Node.SwitchStatement(discriminant, cases));
|
|
3980 |
};
|
|
3981 |
// https://tc39.github.io/ecma262/#sec-labelled-statements
|
|
3982 |
Parser.prototype.parseLabelledStatement = function () {
|
|
3983 |
var node = this.createNode();
|
|
3984 |
var expr = this.parseExpression();
|
|
3985 |
var statement;
|
|
3986 |
if ((expr.type === syntax_1.Syntax.Identifier) && this.match(':')) {
|
|
3987 |
this.nextToken();
|
|
3988 |
var id = expr;
|
|
3989 |
var key = '$' + id.name;
|
|
3990 |
if (Object.prototype.hasOwnProperty.call(this.context.labelSet, key)) {
|
|
3991 |
this.throwError(messages_1.Messages.Redeclaration, 'Label', id.name);
|
|
3992 |
}
|
|
3993 |
this.context.labelSet[key] = true;
|
|
3994 |
var body = void 0;
|
|
3995 |
if (this.matchKeyword('class')) {
|
|
3996 |
this.tolerateUnexpectedToken(this.lookahead);
|
|
3997 |
body = this.parseClassDeclaration();
|
|
3998 |
}
|
|
3999 |
else if (this.matchKeyword('function')) {
|
|
4000 |
var token = this.lookahead;
|
|
4001 |
var declaration = this.parseFunctionDeclaration();
|
|
4002 |
if (this.context.strict) {
|
|
4003 |
this.tolerateUnexpectedToken(token, messages_1.Messages.StrictFunction);
|
|
4004 |
}
|
|
4005 |
else if (declaration.generator) {
|
|
4006 |
this.tolerateUnexpectedToken(token, messages_1.Messages.GeneratorInLegacyContext);
|
|
4007 |
}
|
|
4008 |
body = declaration;
|
|
4009 |
}
|
|
4010 |
else {
|
|
4011 |
body = this.parseStatement();
|
|
4012 |
}
|
|
4013 |
delete this.context.labelSet[key];
|
|
4014 |
statement = new Node.LabeledStatement(id, body);
|
|
4015 |
}
|
|
4016 |
else {
|
|
4017 |
this.consumeSemicolon();
|
|
4018 |
statement = new Node.ExpressionStatement(expr);
|
|
4019 |
}
|
|
4020 |
return this.finalize(node, statement);
|
|
4021 |
};
|
|
4022 |
// https://tc39.github.io/ecma262/#sec-throw-statement
|
|
4023 |
Parser.prototype.parseThrowStatement = function () {
|
|
4024 |
var node = this.createNode();
|
|
4025 |
this.expectKeyword('throw');
|
|
4026 |
if (this.hasLineTerminator) {
|
|
4027 |
this.throwError(messages_1.Messages.NewlineAfterThrow);
|
|
4028 |
}
|
|
4029 |
var argument = this.parseExpression();
|
|
4030 |
this.consumeSemicolon();
|
|
4031 |
return this.finalize(node, new Node.ThrowStatement(argument));
|
|
4032 |
};
|
|
4033 |
// https://tc39.github.io/ecma262/#sec-try-statement
|
|
4034 |
Parser.prototype.parseCatchClause = function () {
|
|
4035 |
var node = this.createNode();
|
|
4036 |
this.expectKeyword('catch');
|
|
4037 |
this.expect('(');
|
|
4038 |
if (this.match(')')) {
|
|
4039 |
this.throwUnexpectedToken(this.lookahead);
|
|
4040 |
}
|
|
4041 |
var params = [];
|
|
4042 |
var param = this.parsePattern(params);
|
|
4043 |
var paramMap = {};
|
|
4044 |
for (var i = 0; i < params.length; i++) {
|
|
4045 |
var key = '$' + params[i].value;
|
|
4046 |
if (Object.prototype.hasOwnProperty.call(paramMap, key)) {
|
|
4047 |
this.tolerateError(messages_1.Messages.DuplicateBinding, params[i].value);
|
|
4048 |
}
|
|
4049 |
paramMap[key] = true;
|
|
4050 |
}
|
|
4051 |
if (this.context.strict && param.type === syntax_1.Syntax.Identifier) {
|
|
4052 |
if (this.scanner.isRestrictedWord(param.name)) {
|
|
4053 |
this.tolerateError(messages_1.Messages.StrictCatchVariable);
|
|
4054 |
}
|
|
4055 |
}
|
|
4056 |
this.expect(')');
|
|
4057 |
var body = this.parseBlock();
|
|
4058 |
return this.finalize(node, new Node.CatchClause(param, body));
|
|
4059 |
};
|
|
4060 |
Parser.prototype.parseFinallyClause = function () {
|
|
4061 |
this.expectKeyword('finally');
|
|
4062 |
return this.parseBlock();
|
|
4063 |
};
|
|
4064 |
Parser.prototype.parseTryStatement = function () {
|
|
4065 |
var node = this.createNode();
|
|
4066 |
this.expectKeyword('try');
|
|
4067 |
var block = this.parseBlock();
|
|
4068 |
var handler = this.matchKeyword('catch') ? this.parseCatchClause() : null;
|
|
4069 |
var finalizer = this.matchKeyword('finally') ? this.parseFinallyClause() : null;
|
|
4070 |
if (!handler && !finalizer) {
|
|
4071 |
this.throwError(messages_1.Messages.NoCatchOrFinally);
|
|
4072 |
}
|
|
4073 |
return this.finalize(node, new Node.TryStatement(block, handler, finalizer));
|
|
4074 |
};
|
|
4075 |
// https://tc39.github.io/ecma262/#sec-debugger-statement
|
|
4076 |
Parser.prototype.parseDebuggerStatement = function () {
|
|
4077 |
var node = this.createNode();
|
|
4078 |
this.expectKeyword('debugger');
|
|
4079 |
this.consumeSemicolon();
|
|
4080 |
return this.finalize(node, new Node.DebuggerStatement());
|
|
4081 |
};
|
|
4082 |
// https://tc39.github.io/ecma262/#sec-ecmascript-language-statements-and-declarations
|
|
4083 |
Parser.prototype.parseStatement = function () {
|
|
4084 |
var statement;
|
|
4085 |
switch (this.lookahead.type) {
|
|
4086 |
case 1 /* BooleanLiteral */:
|
|
4087 |
case 5 /* NullLiteral */:
|
|
4088 |
case 6 /* NumericLiteral */:
|
|
4089 |
case 8 /* StringLiteral */:
|
|
4090 |
case 10 /* Template */:
|
|
4091 |
case 9 /* RegularExpression */:
|
|
4092 |
statement = this.parseExpressionStatement();
|
|
4093 |
break;
|
|
4094 |
case 7 /* Punctuator */:
|
|
4095 |
var value = this.lookahead.value;
|
|
4096 |
if (value === '{') {
|
|
4097 |
statement = this.parseBlock();
|
|
4098 |
}
|
|
4099 |
else if (value === '(') {
|
|
4100 |
statement = this.parseExpressionStatement();
|
|
4101 |
}
|
|
4102 |
else if (value === ';') {
|
|
4103 |
statement = this.parseEmptyStatement();
|
|
4104 |
}
|
|
4105 |
else {
|
|
4106 |
statement = this.parseExpressionStatement();
|
|
4107 |
}
|
|
4108 |
break;
|
|
4109 |
case 3 /* Identifier */:
|
|
4110 |
statement = this.matchAsyncFunction() ? this.parseFunctionDeclaration() : this.parseLabelledStatement();
|
|
4111 |
break;
|
|
4112 |
case 4 /* Keyword */:
|
|
4113 |
switch (this.lookahead.value) {
|
|
4114 |
case 'break':
|
|
4115 |
statement = this.parseBreakStatement();
|
|
4116 |
break;
|
|
4117 |
case 'continue':
|
|
4118 |
statement = this.parseContinueStatement();
|
|
4119 |
break;
|
|
4120 |
case 'debugger':
|
|
4121 |
statement = this.parseDebuggerStatement();
|
|
4122 |
break;
|
|
4123 |
case 'do':
|
|
4124 |
statement = this.parseDoWhileStatement();
|
|
4125 |
break;
|
|
4126 |
case 'for':
|
|
4127 |
statement = this.parseForStatement();
|
|
4128 |
break;
|
|
4129 |
case 'function':
|
|
4130 |
statement = this.parseFunctionDeclaration();
|
|
4131 |
break;
|
|
4132 |
case 'if':
|
|
4133 |
statement = this.parseIfStatement();
|
|
4134 |
break;
|
|
4135 |
case 'return':
|
|
4136 |
statement = this.parseReturnStatement();
|
|
4137 |
break;
|
|
4138 |
case 'switch':
|
|
4139 |
statement = this.parseSwitchStatement();
|
|
4140 |
break;
|
|
4141 |
case 'throw':
|
|
4142 |
statement = this.parseThrowStatement();
|
|
4143 |
break;
|
|
4144 |
case 'try':
|
|
4145 |
statement = this.parseTryStatement();
|
|
4146 |
break;
|
|
4147 |
case 'var':
|
|
4148 |
statement = this.parseVariableStatement();
|
|
4149 |
break;
|
|
4150 |
case 'while':
|
|
4151 |
statement = this.parseWhileStatement();
|
|
4152 |
break;
|
|
4153 |
case 'with':
|
|
4154 |
statement = this.parseWithStatement();
|
|
4155 |
break;
|
|
4156 |
default:
|
|
4157 |
statement = this.parseExpressionStatement();
|
|
4158 |
break;
|
|
4159 |
}
|
|
4160 |
break;
|
|
4161 |
default:
|
|
4162 |
statement = this.throwUnexpectedToken(this.lookahead);
|
|
4163 |
}
|
|
4164 |
return statement;
|
|
4165 |
};
|
|
4166 |
// https://tc39.github.io/ecma262/#sec-function-definitions
|
|
4167 |
Parser.prototype.parseFunctionSourceElements = function () {
|
|
4168 |
var node = this.createNode();
|
|
4169 |
this.expect('{');
|
|
4170 |
var body = this.parseDirectivePrologues();
|
|
4171 |
var previousLabelSet = this.context.labelSet;
|
|
4172 |
var previousInIteration = this.context.inIteration;
|
|
4173 |
var previousInSwitch = this.context.inSwitch;
|
|
4174 |
var previousInFunctionBody = this.context.inFunctionBody;
|
|
4175 |
this.context.labelSet = {};
|
|
4176 |
this.context.inIteration = false;
|
|
4177 |
this.context.inSwitch = false;
|
|
4178 |
this.context.inFunctionBody = true;
|
|
4179 |
while (this.lookahead.type !== 2 /* EOF */) {
|
|
4180 |
if (this.match('}')) {
|
|
4181 |
break;
|
|
4182 |
}
|
|
4183 |
body.push(this.parseStatementListItem());
|
|
4184 |
}
|
|
4185 |
this.expect('}');
|
|
4186 |
this.context.labelSet = previousLabelSet;
|
|
4187 |
this.context.inIteration = previousInIteration;
|
|
4188 |
this.context.inSwitch = previousInSwitch;
|
|
4189 |
this.context.inFunctionBody = previousInFunctionBody;
|
|
4190 |
return this.finalize(node, new Node.BlockStatement(body));
|
|
4191 |
};
|
|
4192 |
Parser.prototype.validateParam = function (options, param, name) {
|
|
4193 |
var key = '$' + name;
|
|
4194 |
if (this.context.strict) {
|
|
4195 |
if (this.scanner.isRestrictedWord(name)) {
|
|
4196 |
options.stricted = param;
|
|
4197 |
options.message = messages_1.Messages.StrictParamName;
|
|
4198 |
}
|
|
4199 |
if (Object.prototype.hasOwnProperty.call(options.paramSet, key)) {
|
|
4200 |
options.stricted = param;
|
|
4201 |
options.message = messages_1.Messages.StrictParamDupe;
|
|
4202 |
}
|
|
4203 |
}
|
|
4204 |
else if (!options.firstRestricted) {
|
|
4205 |
if (this.scanner.isRestrictedWord(name)) {
|
|
4206 |
options.firstRestricted = param;
|
|
4207 |
options.message = messages_1.Messages.StrictParamName;
|
|
4208 |
}
|
|
4209 |
else if (this.scanner.isStrictModeReservedWord(name)) {
|
|
4210 |
options.firstRestricted = param;
|
|
4211 |
options.message = messages_1.Messages.StrictReservedWord;
|
|
4212 |
}
|
|
4213 |
else if (Object.prototype.hasOwnProperty.call(options.paramSet, key)) {
|
|
4214 |
options.stricted = param;
|
|
4215 |
options.message = messages_1.Messages.StrictParamDupe;
|
|
4216 |
}
|
|
4217 |
}
|
|
4218 |
/* istanbul ignore next */
|
|
4219 |
if (typeof Object.defineProperty === 'function') {
|
|
4220 |
Object.defineProperty(options.paramSet, key, { value: true, enumerable: true, writable: true, configurable: true });
|
|
4221 |
}
|
|
4222 |
else {
|
|
4223 |
options.paramSet[key] = true;
|
|
4224 |
}
|
|
4225 |
};
|
|
4226 |
Parser.prototype.parseRestElement = function (params) {
|
|
4227 |
var node = this.createNode();
|
|
4228 |
this.expect('...');
|
|
4229 |
var arg = this.parsePattern(params);
|
|
4230 |
if (this.match('=')) {
|
|
4231 |
this.throwError(messages_1.Messages.DefaultRestParameter);
|
|
4232 |
}
|
|
4233 |
if (!this.match(')')) {
|
|
4234 |
this.throwError(messages_1.Messages.ParameterAfterRestParameter);
|
|
4235 |
}
|
|
4236 |
return this.finalize(node, new Node.RestElement(arg));
|
|
4237 |
};
|
|
4238 |
Parser.prototype.parseFormalParameter = function (options) {
|
|
4239 |
var params = [];
|
|
4240 |
var param = this.match('...') ? this.parseRestElement(params) : this.parsePatternWithDefault(params);
|
|
4241 |
for (var i = 0; i < params.length; i++) {
|
|
4242 |
this.validateParam(options, params[i], params[i].value);
|
|
4243 |
}
|
|
4244 |
options.simple = options.simple && (param instanceof Node.Identifier);
|
|
4245 |
options.params.push(param);
|
|
4246 |
};
|
|
4247 |
Parser.prototype.parseFormalParameters = function (firstRestricted) {
|
|
4248 |
var options;
|
|
4249 |
options = {
|
|
4250 |
simple: true,
|
|
4251 |
params: [],
|
|
4252 |
firstRestricted: firstRestricted
|
|
4253 |
};
|
|
4254 |
this.expect('(');
|
|
4255 |
if (!this.match(')')) {
|
|
4256 |
options.paramSet = {};
|
|
4257 |
while (this.lookahead.type !== 2 /* EOF */) {
|
|
4258 |
this.parseFormalParameter(options);
|
|
4259 |
if (this.match(')')) {
|
|
4260 |
break;
|
|
4261 |
}
|
|
4262 |
this.expect(',');
|
|
4263 |
if (this.match(')')) {
|
|
4264 |
break;
|
|
4265 |
}
|
|
4266 |
}
|
|
4267 |
}
|
|
4268 |
this.expect(')');
|
|
4269 |
return {
|
|
4270 |
simple: options.simple,
|
|
4271 |
params: options.params,
|
|
4272 |
stricted: options.stricted,
|
|
4273 |
firstRestricted: options.firstRestricted,
|
|
4274 |
message: options.message
|
|
4275 |
};
|
|
4276 |
};
|
|
4277 |
Parser.prototype.matchAsyncFunction = function () {
|
|
4278 |
var match = this.matchContextualKeyword('async');
|
|
4279 |
if (match) {
|
|
4280 |
var state = this.scanner.saveState();
|
|
4281 |
this.scanner.scanComments();
|
|
4282 |
var next = this.scanner.lex();
|
|
4283 |
this.scanner.restoreState(state);
|
|
4284 |
match = (state.lineNumber === next.lineNumber) && (next.type === 4 /* Keyword */) && (next.value === 'function');
|
|
4285 |
}
|
|
4286 |
return match;
|
|
4287 |
};
|
|
4288 |
Parser.prototype.parseFunctionDeclaration = function (identifierIsOptional) {
|
|
4289 |
var node = this.createNode();
|
|
4290 |
var isAsync = this.matchContextualKeyword('async');
|
|
4291 |
if (isAsync) {
|
|
4292 |
this.nextToken();
|
|
4293 |
}
|
|
4294 |
this.expectKeyword('function');
|
|
4295 |
var isGenerator = isAsync ? false : this.match('*');
|
|
4296 |
if (isGenerator) {
|
|
4297 |
this.nextToken();
|
|
4298 |
}
|
|
4299 |
var message;
|
|
4300 |
var id = null;
|
|
4301 |
var firstRestricted = null;
|
|
4302 |
if (!identifierIsOptional || !this.match('(')) {
|
|
4303 |
var token = this.lookahead;
|
|
4304 |
id = this.parseVariableIdentifier();
|
|
4305 |
if (this.context.strict) {
|
|
4306 |
if (this.scanner.isRestrictedWord(token.value)) {
|
|
4307 |
this.tolerateUnexpectedToken(token, messages_1.Messages.StrictFunctionName);
|
|
4308 |
}
|
|
4309 |
}
|
|
4310 |
else {
|
|
4311 |
if (this.scanner.isRestrictedWord(token.value)) {
|
|
4312 |
firstRestricted = token;
|
|
4313 |
message = messages_1.Messages.StrictFunctionName;
|
|
4314 |
}
|
|
4315 |
else if (this.scanner.isStrictModeReservedWord(token.value)) {
|
|
4316 |
firstRestricted = token;
|
|
4317 |
message = messages_1.Messages.StrictReservedWord;
|
|
4318 |
}
|
|
4319 |
}
|
|
4320 |
}
|
|
4321 |
var previousAllowAwait = this.context.await;
|
|
4322 |
var previousAllowYield = this.context.allowYield;
|
|
4323 |
this.context.await = isAsync;
|
|
4324 |
this.context.allowYield = !isGenerator;
|
|
4325 |
var formalParameters = this.parseFormalParameters(firstRestricted);
|
|
4326 |
var params = formalParameters.params;
|
|
4327 |
var stricted = formalParameters.stricted;
|
|
4328 |
firstRestricted = formalParameters.firstRestricted;
|
|
4329 |
if (formalParameters.message) {
|
|
4330 |
message = formalParameters.message;
|
|
4331 |
}
|
|
4332 |
var previousStrict = this.context.strict;
|
|
4333 |
var previousAllowStrictDirective = this.context.allowStrictDirective;
|
|
4334 |
this.context.allowStrictDirective = formalParameters.simple;
|
|
4335 |
var body = this.parseFunctionSourceElements();
|
|
4336 |
if (this.context.strict && firstRestricted) {
|
|
4337 |
this.throwUnexpectedToken(firstRestricted, message);
|
|
4338 |
}
|
|
4339 |
if (this.context.strict && stricted) {
|
|
4340 |
this.tolerateUnexpectedToken(stricted, message);
|
|
4341 |
}
|
|
4342 |
this.context.strict = previousStrict;
|
|
4343 |
this.context.allowStrictDirective = previousAllowStrictDirective;
|
|
4344 |
this.context.await = previousAllowAwait;
|
|
4345 |
this.context.allowYield = previousAllowYield;
|
|
4346 |
return isAsync ? this.finalize(node, new Node.AsyncFunctionDeclaration(id, params, body)) :
|
|
4347 |
this.finalize(node, new Node.FunctionDeclaration(id, params, body, isGenerator));
|
|
4348 |
};
|
|
4349 |
Parser.prototype.parseFunctionExpression = function () {
|
|
4350 |
var node = this.createNode();
|
|
4351 |
var isAsync = this.matchContextualKeyword('async');
|
|
4352 |
if (isAsync) {
|
|
4353 |
this.nextToken();
|
|
4354 |
}
|
|
4355 |
this.expectKeyword('function');
|
|
4356 |
var isGenerator = isAsync ? false : this.match('*');
|
|
4357 |
if (isGenerator) {
|
|
4358 |
this.nextToken();
|
|
4359 |
}
|
|
4360 |
var message;
|
|
4361 |
var id = null;
|
|
4362 |
var firstRestricted;
|
|
4363 |
var previousAllowAwait = this.context.await;
|
|
4364 |
var previousAllowYield = this.context.allowYield;
|
|
4365 |
this.context.await = isAsync;
|
|
4366 |
this.context.allowYield = !isGenerator;
|
|
4367 |
if (!this.match('(')) {
|
|
4368 |
var token = this.lookahead;
|
|
4369 |
id = (!this.context.strict && !isGenerator && this.matchKeyword('yield')) ? this.parseIdentifierName() : this.parseVariableIdentifier();
|
|
4370 |
if (this.context.strict) {
|
|
4371 |
if (this.scanner.isRestrictedWord(token.value)) {
|
|
4372 |
this.tolerateUnexpectedToken(token, messages_1.Messages.StrictFunctionName);
|
|
4373 |
}
|
|
4374 |
}
|
|
4375 |
else {
|
|
4376 |
if (this.scanner.isRestrictedWord(token.value)) {
|
|
4377 |
firstRestricted = token;
|
|
4378 |
message = messages_1.Messages.StrictFunctionName;
|
|
4379 |
}
|
|
4380 |
else if (this.scanner.isStrictModeReservedWord(token.value)) {
|
|
4381 |
firstRestricted = token;
|
|
4382 |
message = messages_1.Messages.StrictReservedWord;
|
|
4383 |
}
|
|
4384 |
}
|
|
4385 |
}
|
|
4386 |
var formalParameters = this.parseFormalParameters(firstRestricted);
|
|
4387 |
var params = formalParameters.params;
|
|
4388 |
var stricted = formalParameters.stricted;
|
|
4389 |
firstRestricted = formalParameters.firstRestricted;
|
|
4390 |
if (formalParameters.message) {
|
|
4391 |
message = formalParameters.message;
|
|
4392 |
}
|
|
4393 |
var previousStrict = this.context.strict;
|
|
4394 |
var previousAllowStrictDirective = this.context.allowStrictDirective;
|
|
4395 |
this.context.allowStrictDirective = formalParameters.simple;
|
|
4396 |
var body = this.parseFunctionSourceElements();
|
|
4397 |
if (this.context.strict && firstRestricted) {
|
|
4398 |
this.throwUnexpectedToken(firstRestricted, message);
|
|
4399 |
}
|
|
4400 |
if (this.context.strict && stricted) {
|
|
4401 |
this.tolerateUnexpectedToken(stricted, message);
|
|
4402 |
}
|
|
4403 |
this.context.strict = previousStrict;
|
|
4404 |
this.context.allowStrictDirective = previousAllowStrictDirective;
|
|
4405 |
this.context.await = previousAllowAwait;
|
|
4406 |
this.context.allowYield = previousAllowYield;
|
|
4407 |
return isAsync ? this.finalize(node, new Node.AsyncFunctionExpression(id, params, body)) :
|
|
4408 |
this.finalize(node, new Node.FunctionExpression(id, params, body, isGenerator));
|
|
4409 |
};
|
|
4410 |
// https://tc39.github.io/ecma262/#sec-directive-prologues-and-the-use-strict-directive
|
|
4411 |
Parser.prototype.parseDirective = function () {
|
|
4412 |
var token = this.lookahead;
|
|
4413 |
var node = this.createNode();
|
|
4414 |
var expr = this.parseExpression();
|
|
4415 |
var directive = (expr.type === syntax_1.Syntax.Literal) ? this.getTokenRaw(token).slice(1, -1) : null;
|
|
4416 |
this.consumeSemicolon();
|
|
4417 |
return this.finalize(node, directive ? new Node.Directive(expr, directive) : new Node.ExpressionStatement(expr));
|
|
4418 |
};
|
|
4419 |
Parser.prototype.parseDirectivePrologues = function () {
|
|
4420 |
var firstRestricted = null;
|
|
4421 |
var body = [];
|
|
4422 |
while (true) {
|
|
4423 |
var token = this.lookahead;
|
|
4424 |
if (token.type !== 8 /* StringLiteral */) {
|
|
4425 |
break;
|
|
4426 |
}
|
|
4427 |
var statement = this.parseDirective();
|
|
4428 |
body.push(statement);
|
|
4429 |
var directive = statement.directive;
|
|
4430 |
if (typeof directive !== 'string') {
|
|
4431 |
break;
|
|
4432 |
}
|
|
4433 |
if (directive === 'use strict') {
|
|
4434 |
this.context.strict = true;
|
|
4435 |
if (firstRestricted) {
|
|
4436 |
this.tolerateUnexpectedToken(firstRestricted, messages_1.Messages.StrictOctalLiteral);
|
|
4437 |
}
|
|
4438 |
if (!this.context.allowStrictDirective) {
|
|
4439 |
this.tolerateUnexpectedToken(token, messages_1.Messages.IllegalLanguageModeDirective);
|
|
4440 |
}
|
|
4441 |
}
|
|
4442 |
else {
|
|
4443 |
if (!firstRestricted && token.octal) {
|
|
4444 |
firstRestricted = token;
|
|
4445 |
}
|
|
4446 |
}
|
|
4447 |
}
|
|
4448 |
return body;
|
|
4449 |
};
|
|
4450 |
// https://tc39.github.io/ecma262/#sec-method-definitions
|
|
4451 |
Parser.prototype.qualifiedPropertyName = function (token) {
|
|
4452 |
switch (token.type) {
|
|
4453 |
case 3 /* Identifier */:
|
|
4454 |
case 8 /* StringLiteral */:
|
|
4455 |
case 1 /* BooleanLiteral */:
|
|
4456 |
case 5 /* NullLiteral */:
|
|
4457 |
case 6 /* NumericLiteral */:
|
|
4458 |
case 4 /* Keyword */:
|
|
4459 |
return true;
|
|
4460 |
case 7 /* Punctuator */:
|
|
4461 |
return token.value === '[';
|
|
4462 |
default:
|
|
4463 |
break;
|
|
4464 |
}
|
|
4465 |
return false;
|
|
4466 |
};
|
|
4467 |
Parser.prototype.parseGetterMethod = function () {
|
|
4468 |
var node = this.createNode();
|
|
4469 |
var isGenerator = false;
|
|
4470 |
var previousAllowYield = this.context.allowYield;
|
|
4471 |
this.context.allowYield = false;
|
|
4472 |
var formalParameters = this.parseFormalParameters();
|
|
4473 |
if (formalParameters.params.length > 0) {
|
|
4474 |
this.tolerateError(messages_1.Messages.BadGetterArity);
|
|
4475 |
}
|
|
4476 |
var method = this.parsePropertyMethod(formalParameters);
|
|
4477 |
this.context.allowYield = previousAllowYield;
|
|
4478 |
return this.finalize(node, new Node.FunctionExpression(null, formalParameters.params, method, isGenerator));
|
|
4479 |
};
|
|
4480 |
Parser.prototype.parseSetterMethod = function () {
|
|
4481 |
var node = this.createNode();
|
|
4482 |
var isGenerator = false;
|
|
4483 |
var previousAllowYield = this.context.allowYield;
|
|
4484 |
this.context.allowYield = false;
|
|
4485 |
var formalParameters = this.parseFormalParameters();
|
|
4486 |
if (formalParameters.params.length !== 1) {
|
|
4487 |
this.tolerateError(messages_1.Messages.BadSetterArity);
|
|
4488 |
}
|
|
4489 |
else if (formalParameters.params[0] instanceof Node.RestElement) {
|
|
4490 |
this.tolerateError(messages_1.Messages.BadSetterRestParameter);
|
|
4491 |
}
|
|
4492 |
var method = this.parsePropertyMethod(formalParameters);
|
|
4493 |
this.context.allowYield = previousAllowYield;
|
|
4494 |
return this.finalize(node, new Node.FunctionExpression(null, formalParameters.params, method, isGenerator));
|
|
4495 |
};
|
|
4496 |
Parser.prototype.parseGeneratorMethod = function () {
|
|
4497 |
var node = this.createNode();
|
|
4498 |
var isGenerator = true;
|
|
4499 |
var previousAllowYield = this.context.allowYield;
|
|
4500 |
this.context.allowYield = true;
|
|
4501 |
var params = this.parseFormalParameters();
|
|
4502 |
this.context.allowYield = false;
|
|
4503 |
var method = this.parsePropertyMethod(params);
|
|
4504 |
this.context.allowYield = previousAllowYield;
|
|
4505 |
return this.finalize(node, new Node.FunctionExpression(null, params.params, method, isGenerator));
|
|
4506 |
};
|
|
4507 |
// https://tc39.github.io/ecma262/#sec-generator-function-definitions
|
|
4508 |
Parser.prototype.isStartOfExpression = function () {
|
|
4509 |
var start = true;
|
|
4510 |
var value = this.lookahead.value;
|
|
4511 |
switch (this.lookahead.type) {
|
|
4512 |
case 7 /* Punctuator */:
|
|
4513 |
start = (value === '[') || (value === '(') || (value === '{') ||
|
|
4514 |
(value === '+') || (value === '-') ||
|
|
4515 |
(value === '!') || (value === '~') ||
|
|
4516 |
(value === '++') || (value === '--') ||
|
|
4517 |
(value === '/') || (value === '/='); // regular expression literal
|
|
4518 |
break;
|
|
4519 |
case 4 /* Keyword */:
|
|
4520 |
start = (value === 'class') || (value === 'delete') ||
|
|
4521 |
(value === 'function') || (value === 'let') || (value === 'new') ||
|
|
4522 |
(value === 'super') || (value === 'this') || (value === 'typeof') ||
|
|
4523 |
(value === 'void') || (value === 'yield');
|
|
4524 |
break;
|
|
4525 |
default:
|
|
4526 |
break;
|
|
4527 |
}
|
|
4528 |
return start;
|
|
4529 |
};
|
|
4530 |
Parser.prototype.parseYieldExpression = function () {
|
|
4531 |
var node = this.createNode();
|
|
4532 |
this.expectKeyword('yield');
|
|
4533 |
var argument = null;
|
|
4534 |
var delegate = false;
|
|
4535 |
if (!this.hasLineTerminator) {
|
|
4536 |
var previousAllowYield = this.context.allowYield;
|
|
4537 |
this.context.allowYield = false;
|
|
4538 |
delegate = this.match('*');
|
|
4539 |
if (delegate) {
|
|
4540 |
this.nextToken();
|
|
4541 |
argument = this.parseAssignmentExpression();
|
|
4542 |
}
|
|
4543 |
else if (this.isStartOfExpression()) {
|
|
4544 |
argument = this.parseAssignmentExpression();
|
|
4545 |
}
|
|
4546 |
this.context.allowYield = previousAllowYield;
|
|
4547 |
}
|
|
4548 |
return this.finalize(node, new Node.YieldExpression(argument, delegate));
|
|
4549 |
};
|
|
4550 |
// https://tc39.github.io/ecma262/#sec-class-definitions
|
|
4551 |
Parser.prototype.parseClassElement = function (hasConstructor) {
|
|
4552 |
var token = this.lookahead;
|
|
4553 |
var node = this.createNode();
|
|
4554 |
var kind = '';
|
|
4555 |
var key = null;
|
|
4556 |
var value = null;
|
|
4557 |
var computed = false;
|
|
4558 |
var method = false;
|
|
4559 |
var isStatic = false;
|
|
4560 |
var isAsync = false;
|
|
4561 |
if (this.match('*')) {
|
|
4562 |
this.nextToken();
|
|
4563 |
}
|
|
4564 |
else {
|
|
4565 |
computed = this.match('[');
|
|
4566 |
key = this.parseObjectPropertyKey();
|
|
4567 |
var id = key;
|
|
4568 |
if (id.name === 'static' && (this.qualifiedPropertyName(this.lookahead) || this.match('*'))) {
|
|
4569 |
token = this.lookahead;
|
|
4570 |
isStatic = true;
|
|
4571 |
computed = this.match('[');
|
|
4572 |
if (this.match('*')) {
|
|
4573 |
this.nextToken();
|
|
4574 |
}
|
|
4575 |
else {
|
|
4576 |
key = this.parseObjectPropertyKey();
|
|
4577 |
}
|
|
4578 |
}
|
|
4579 |
if ((token.type === 3 /* Identifier */) && !this.hasLineTerminator && (token.value === 'async')) {
|
|
4580 |
var punctuator = this.lookahead.value;
|
|
4581 |
if (punctuator !== ':' && punctuator !== '(' && punctuator !== '*') {
|
|
4582 |
isAsync = true;
|
|
4583 |
token = this.lookahead;
|
|
4584 |
key = this.parseObjectPropertyKey();
|
|
4585 |
if (token.type === 3 /* Identifier */) {
|
|
4586 |
if (token.value === 'get' || token.value === 'set') {
|
|
4587 |
this.tolerateUnexpectedToken(token);
|
|
4588 |
}
|
|
4589 |
else if (token.value === 'constructor') {
|
|
4590 |
this.tolerateUnexpectedToken(token, messages_1.Messages.ConstructorIsAsync);
|
|
4591 |
}
|
|
4592 |
}
|
|
4593 |
}
|
|
4594 |
}
|
|
4595 |
}
|
|
4596 |
var lookaheadPropertyKey = this.qualifiedPropertyName(this.lookahead);
|
|
4597 |
if (token.type === 3 /* Identifier */) {
|
|
4598 |
if (token.value === 'get' && lookaheadPropertyKey) {
|
|
4599 |
kind = 'get';
|
|
4600 |
computed = this.match('[');
|
|
4601 |
key = this.parseObjectPropertyKey();
|
|
4602 |
this.context.allowYield = false;
|
|
4603 |
value = this.parseGetterMethod();
|
|
4604 |
}
|
|
4605 |
else if (token.value === 'set' && lookaheadPropertyKey) {
|
|
4606 |
kind = 'set';
|
|
4607 |
computed = this.match('[');
|
|
4608 |
key = this.parseObjectPropertyKey();
|
|
4609 |
value = this.parseSetterMethod();
|
|
4610 |
}
|
|
4611 |
}
|
|
4612 |
else if (token.type === 7 /* Punctuator */ && token.value === '*' && lookaheadPropertyKey) {
|
|
4613 |
kind = 'init';
|
|
4614 |
computed = this.match('[');
|
|
4615 |
key = this.parseObjectPropertyKey();
|
|
4616 |
value = this.parseGeneratorMethod();
|
|
4617 |
method = true;
|
|
4618 |
}
|
|
4619 |
if (!kind && key && this.match('(')) {
|
|
4620 |
kind = 'init';
|
|
4621 |
value = isAsync ? this.parsePropertyMethodAsyncFunction() : this.parsePropertyMethodFunction();
|
|
4622 |
method = true;
|
|
4623 |
}
|
|
4624 |
if (!kind) {
|
|
4625 |
this.throwUnexpectedToken(this.lookahead);
|
|
4626 |
}
|
|
4627 |
if (kind === 'init') {
|
|
4628 |
kind = 'method';
|
|
4629 |
}
|
|
4630 |
if (!computed) {
|
|
4631 |
if (isStatic && this.isPropertyKey(key, 'prototype')) {
|
|
4632 |
this.throwUnexpectedToken(token, messages_1.Messages.StaticPrototype);
|
|
4633 |
}
|
|
4634 |
if (!isStatic && this.isPropertyKey(key, 'constructor')) {
|
|
4635 |
if (kind !== 'method' || !method || (value && value.generator)) {
|
|
4636 |
this.throwUnexpectedToken(token, messages_1.Messages.ConstructorSpecialMethod);
|
|
4637 |
}
|
|
4638 |
if (hasConstructor.value) {
|
|
4639 |
this.throwUnexpectedToken(token, messages_1.Messages.DuplicateConstructor);
|
|
4640 |
}
|
|
4641 |
else {
|
|
4642 |
hasConstructor.value = true;
|
|
4643 |
}
|
|
4644 |
kind = 'constructor';
|
|
4645 |
}
|
|
4646 |
}
|
|
4647 |
return this.finalize(node, new Node.MethodDefinition(key, computed, value, kind, isStatic));
|
|
4648 |
};
|
|
4649 |
Parser.prototype.parseClassElementList = function () {
|
|
4650 |
var body = [];
|
|
4651 |
var hasConstructor = { value: false };
|
|
4652 |
this.expect('{');
|
|
4653 |
while (!this.match('}')) {
|
|
4654 |
if (this.match(';')) {
|
|
4655 |
this.nextToken();
|
|
4656 |
}
|
|
4657 |
else {
|
|
4658 |
body.push(this.parseClassElement(hasConstructor));
|
|
4659 |
}
|
|
4660 |
}
|
|
4661 |
this.expect('}');
|
|
4662 |
return body;
|
|
4663 |
};
|
|
4664 |
Parser.prototype.parseClassBody = function () {
|
|
4665 |
var node = this.createNode();
|
|
4666 |
var elementList = this.parseClassElementList();
|
|
4667 |
return this.finalize(node, new Node.ClassBody(elementList));
|
|
4668 |
};
|
|
4669 |
Parser.prototype.parseClassDeclaration = function (identifierIsOptional) {
|
|
4670 |
var node = this.createNode();
|
|
4671 |
var previousStrict = this.context.strict;
|
|
4672 |
this.context.strict = true;
|
|
4673 |
this.expectKeyword('class');
|
|
4674 |
var id = (identifierIsOptional && (this.lookahead.type !== 3 /* Identifier */)) ? null : this.parseVariableIdentifier();
|
|
4675 |
var superClass = null;
|
|
4676 |
if (this.matchKeyword('extends')) {
|
|
4677 |
this.nextToken();
|
|
4678 |
superClass = this.isolateCoverGrammar(this.parseLeftHandSideExpressionAllowCall);
|
|
4679 |
}
|
|
4680 |
var classBody = this.parseClassBody();
|
|
4681 |
this.context.strict = previousStrict;
|
|
4682 |
return this.finalize(node, new Node.ClassDeclaration(id, superClass, classBody));
|
|
4683 |
};
|
|
4684 |
Parser.prototype.parseClassExpression = function () {
|
|
4685 |
var node = this.createNode();
|
|
4686 |
var previousStrict = this.context.strict;
|
|
4687 |
this.context.strict = true;
|
|
4688 |
this.expectKeyword('class');
|
|
4689 |
var id = (this.lookahead.type === 3 /* Identifier */) ? this.parseVariableIdentifier() : null;
|
|
4690 |
var superClass = null;
|
|
4691 |
if (this.matchKeyword('extends')) {
|
|
4692 |
this.nextToken();
|
|
4693 |
superClass = this.isolateCoverGrammar(this.parseLeftHandSideExpressionAllowCall);
|
|
4694 |
}
|
|
4695 |
var classBody = this.parseClassBody();
|
|
4696 |
this.context.strict = previousStrict;
|
|
4697 |
return this.finalize(node, new Node.ClassExpression(id, superClass, classBody));
|
|
4698 |
};
|
|
4699 |
// https://tc39.github.io/ecma262/#sec-scripts
|
|
4700 |
// https://tc39.github.io/ecma262/#sec-modules
|
|
4701 |
Parser.prototype.parseModule = function () {
|
|
4702 |
this.context.strict = true;
|
|
4703 |
this.context.isModule = true;
|
|
4704 |
var node = this.createNode();
|
|
4705 |
var body = this.parseDirectivePrologues();
|
|
4706 |
while (this.lookahead.type !== 2 /* EOF */) {
|
|
4707 |
body.push(this.parseStatementListItem());
|
|
4708 |
}
|
|
4709 |
return this.finalize(node, new Node.Module(body));
|
|
4710 |
};
|
|
4711 |
Parser.prototype.parseScript = function () {
|
|
4712 |
var node = this.createNode();
|
|
4713 |
var body = this.parseDirectivePrologues();
|
|
4714 |
while (this.lookahead.type !== 2 /* EOF */) {
|
|
4715 |
body.push(this.parseStatementListItem());
|
|
4716 |
}
|
|
4717 |
return this.finalize(node, new Node.Script(body));
|
|
4718 |
};
|
|
4719 |
// https://tc39.github.io/ecma262/#sec-imports
|
|
4720 |
Parser.prototype.parseModuleSpecifier = function () {
|
|
4721 |
var node = this.createNode();
|
|
4722 |
if (this.lookahead.type !== 8 /* StringLiteral */) {
|
|
4723 |
this.throwError(messages_1.Messages.InvalidModuleSpecifier);
|
|
4724 |
}
|
|
4725 |
var token = this.nextToken();
|
|
4726 |
var raw = this.getTokenRaw(token);
|
|
4727 |
return this.finalize(node, new Node.Literal(token.value, raw));
|
|
4728 |
};
|
|
4729 |
// import {<foo as bar>} ...;
|
|
4730 |
Parser.prototype.parseImportSpecifier = function () {
|
|
4731 |
var node = this.createNode();
|
|
4732 |
var imported;
|
|
4733 |
var local;
|
|
4734 |
if (this.lookahead.type === 3 /* Identifier */) {
|
|
4735 |
imported = this.parseVariableIdentifier();
|
|
4736 |
local = imported;
|
|
4737 |
if (this.matchContextualKeyword('as')) {
|
|
4738 |
this.nextToken();
|
|
4739 |
local = this.parseVariableIdentifier();
|
|
4740 |
}
|
|
4741 |
}
|
|
4742 |
else {
|
|
4743 |
imported = this.parseIdentifierName();
|
|
4744 |
local = imported;
|
|
4745 |
if (this.matchContextualKeyword('as')) {
|
|
4746 |
this.nextToken();
|
|
4747 |
local = this.parseVariableIdentifier();
|
|
4748 |
}
|
|
4749 |
else {
|
|
4750 |
this.throwUnexpectedToken(this.nextToken());
|
|
4751 |
}
|
|
4752 |
}
|
|
4753 |
return this.finalize(node, new Node.ImportSpecifier(local, imported));
|
|
4754 |
};
|
|
4755 |
// {foo, bar as bas}
|
|
4756 |
Parser.prototype.parseNamedImports = function () {
|
|
4757 |
this.expect('{');
|
|
4758 |
var specifiers = [];
|
|
4759 |
while (!this.match('}')) {
|
|
4760 |
specifiers.push(this.parseImportSpecifier());
|
|
4761 |
if (!this.match('}')) {
|
|
4762 |
this.expect(',');
|
|
4763 |
}
|
|
4764 |
}
|
|
4765 |
this.expect('}');
|
|
4766 |
return specifiers;
|
|
4767 |
};
|
|
4768 |
// import <foo> ...;
|
|
4769 |
Parser.prototype.parseImportDefaultSpecifier = function () {
|
|
4770 |
var node = this.createNode();
|
|
4771 |
var local = this.parseIdentifierName();
|
|
4772 |
return this.finalize(node, new Node.ImportDefaultSpecifier(local));
|
|
4773 |
};
|
|
4774 |
// import <* as foo> ...;
|
|
4775 |
Parser.prototype.parseImportNamespaceSpecifier = function () {
|
|
4776 |
var node = this.createNode();
|
|
4777 |
this.expect('*');
|
|
4778 |
if (!this.matchContextualKeyword('as')) {
|
|
4779 |
this.throwError(messages_1.Messages.NoAsAfterImportNamespace);
|
|
4780 |
}
|
|
4781 |
this.nextToken();
|
|
4782 |
var local = this.parseIdentifierName();
|
|
4783 |
return this.finalize(node, new Node.ImportNamespaceSpecifier(local));
|
|
4784 |
};
|
|
4785 |
Parser.prototype.parseImportDeclaration = function () {
|
|
4786 |
if (this.context.inFunctionBody) {
|
|
4787 |
this.throwError(messages_1.Messages.IllegalImportDeclaration);
|
|
4788 |
}
|
|
4789 |
var node = this.createNode();
|
|
4790 |
this.expectKeyword('import');
|
|
4791 |
var src;
|
|
4792 |
var specifiers = [];
|
|
4793 |
if (this.lookahead.type === 8 /* StringLiteral */) {
|
|
4794 |
// import 'foo';
|
|
4795 |
src = this.parseModuleSpecifier();
|
|
4796 |
}
|
|
4797 |
else {
|
|
4798 |
if (this.match('{')) {
|
|
4799 |
// import {bar}
|
|
4800 |
specifiers = specifiers.concat(this.parseNamedImports());
|
|
4801 |
}
|
|
4802 |
else if (this.match('*')) {
|
|
4803 |
// import * as foo
|
|
4804 |
specifiers.push(this.parseImportNamespaceSpecifier());
|
|
4805 |
}
|
|
4806 |
else if (this.isIdentifierName(this.lookahead) && !this.matchKeyword('default')) {
|
|
4807 |
// import foo
|
|
4808 |
specifiers.push(this.parseImportDefaultSpecifier());
|
|
4809 |
if (this.match(',')) {
|
|
4810 |
this.nextToken();
|
|
4811 |
if (this.match('*')) {
|
|
4812 |
// import foo, * as foo
|
|
4813 |
specifiers.push(this.parseImportNamespaceSpecifier());
|
|
4814 |
}
|
|
4815 |
else if (this.match('{')) {
|
|
4816 |
// import foo, {bar}
|
|
4817 |
specifiers = specifiers.concat(this.parseNamedImports());
|
|
4818 |
}
|
|
4819 |
else {
|
|
4820 |
this.throwUnexpectedToken(this.lookahead);
|
|
4821 |
}
|
|
4822 |
}
|
|
4823 |
}
|
|
4824 |
else {
|
|
4825 |
this.throwUnexpectedToken(this.nextToken());
|
|
4826 |
}
|
|
4827 |
if (!this.matchContextualKeyword('from')) {
|
|
4828 |
var message = this.lookahead.value ? messages_1.Messages.UnexpectedToken : messages_1.Messages.MissingFromClause;
|
|
4829 |
this.throwError(message, this.lookahead.value);
|
|
4830 |
}
|
|
4831 |
this.nextToken();
|
|
4832 |
src = this.parseModuleSpecifier();
|
|
4833 |
}
|
|
4834 |
this.consumeSemicolon();
|
|
4835 |
return this.finalize(node, new Node.ImportDeclaration(specifiers, src));
|
|
4836 |
};
|
|
4837 |
// https://tc39.github.io/ecma262/#sec-exports
|
|
4838 |
Parser.prototype.parseExportSpecifier = function () {
|
|
4839 |
var node = this.createNode();
|
|
4840 |
var local = this.parseIdentifierName();
|
|
4841 |
var exported = local;
|
|
4842 |
if (this.matchContextualKeyword('as')) {
|
|
4843 |
this.nextToken();
|
|
4844 |
exported = this.parseIdentifierName();
|
|
4845 |
}
|
|
4846 |
return this.finalize(node, new Node.ExportSpecifier(local, exported));
|
|
4847 |
};
|
|
4848 |
Parser.prototype.parseExportDeclaration = function () {
|
|
4849 |
if (this.context.inFunctionBody) {
|
|
4850 |
this.throwError(messages_1.Messages.IllegalExportDeclaration);
|
|
4851 |
}
|
|
4852 |
var node = this.createNode();
|
|
4853 |
this.expectKeyword('export');
|
|
4854 |
var exportDeclaration;
|
|
4855 |
if (this.matchKeyword('default')) {
|
|
4856 |
// export default ...
|
|
4857 |
this.nextToken();
|
|
4858 |
if (this.matchKeyword('function')) {
|
|
4859 |
// export default function foo () {}
|
|
4860 |
// export default function () {}
|
|
4861 |
var declaration = this.parseFunctionDeclaration(true);
|
|
4862 |
exportDeclaration = this.finalize(node, new Node.ExportDefaultDeclaration(declaration));
|
|
4863 |
}
|
|
4864 |
else if (this.matchKeyword('class')) {
|
|
4865 |
// export default class foo {}
|
|
4866 |
var declaration = this.parseClassDeclaration(true);
|
|
4867 |
exportDeclaration = this.finalize(node, new Node.ExportDefaultDeclaration(declaration));
|
|
4868 |
}
|
|
4869 |
else if (this.matchContextualKeyword('async')) {
|
|
4870 |
// export default async function f () {}
|
|
4871 |
// export default async function () {}
|
|
4872 |
// export default async x => x
|
|
4873 |
var declaration = this.matchAsyncFunction() ? this.parseFunctionDeclaration(true) : this.parseAssignmentExpression();
|
|
4874 |
exportDeclaration = this.finalize(node, new Node.ExportDefaultDeclaration(declaration));
|
|
4875 |
}
|
|
4876 |
else {
|
|
4877 |
if (this.matchContextualKeyword('from')) {
|
|
4878 |
this.throwError(messages_1.Messages.UnexpectedToken, this.lookahead.value);
|
|
4879 |
}
|
|
4880 |
// export default {};
|
|
4881 |
// export default [];
|
|
4882 |
// export default (1 + 2);
|
|
4883 |
var declaration = this.match('{') ? this.parseObjectInitializer() :
|
|
4884 |
this.match('[') ? this.parseArrayInitializer() : this.parseAssignmentExpression();
|
|
4885 |
this.consumeSemicolon();
|
|
4886 |
exportDeclaration = this.finalize(node, new Node.ExportDefaultDeclaration(declaration));
|
|
4887 |
}
|
|
4888 |
}
|
|
4889 |
else if (this.match('*')) {
|
|
4890 |
// export * from 'foo';
|
|
4891 |
this.nextToken();
|
|
4892 |
if (!this.matchContextualKeyword('from')) {
|
|
4893 |
var message = this.lookahead.value ? messages_1.Messages.UnexpectedToken : messages_1.Messages.MissingFromClause;
|
|
4894 |
this.throwError(message, this.lookahead.value);
|
|
4895 |
}
|
|
4896 |
this.nextToken();
|
|
4897 |
var src = this.parseModuleSpecifier();
|
|
4898 |
this.consumeSemicolon();
|
|
4899 |
exportDeclaration = this.finalize(node, new Node.ExportAllDeclaration(src));
|
|
4900 |
}
|
|
4901 |
else if (this.lookahead.type === 4 /* Keyword */) {
|
|
4902 |
// export var f = 1;
|
|
4903 |
var declaration = void 0;
|
|
4904 |
switch (this.lookahead.value) {
|
|
4905 |
case 'let':
|
|
4906 |
case 'const':
|
|
4907 |
declaration = this.parseLexicalDeclaration({ inFor: false });
|
|
4908 |
break;
|
|
4909 |
case 'var':
|
|
4910 |
case 'class':
|
|
4911 |
case 'function':
|
|
4912 |
declaration = this.parseStatementListItem();
|
|
4913 |
break;
|
|
4914 |
default:
|
|
4915 |
this.throwUnexpectedToken(this.lookahead);
|
|
4916 |
}
|
|
4917 |
exportDeclaration = this.finalize(node, new Node.ExportNamedDeclaration(declaration, [], null));
|
|
4918 |
}
|
|
4919 |
else if (this.matchAsyncFunction()) {
|
|
4920 |
var declaration = this.parseFunctionDeclaration();
|
|
4921 |
exportDeclaration = this.finalize(node, new Node.ExportNamedDeclaration(declaration, [], null));
|
|
4922 |
}
|
|
4923 |
else {
|
|
4924 |
var specifiers = [];
|
|
4925 |
var source = null;
|
|
4926 |
var isExportFromIdentifier = false;
|
|
4927 |
this.expect('{');
|
|
4928 |
while (!this.match('}')) {
|
|
4929 |
isExportFromIdentifier = isExportFromIdentifier || this.matchKeyword('default');
|
|
4930 |
specifiers.push(this.parseExportSpecifier());
|
|
4931 |
if (!this.match('}')) {
|
|
4932 |
this.expect(',');
|
|
4933 |
}
|
|
4934 |
}
|
|
4935 |
this.expect('}');
|
|
4936 |
if (this.matchContextualKeyword('from')) {
|
|
4937 |
// export {default} from 'foo';
|
|
4938 |
// export {foo} from 'foo';
|
|
4939 |
this.nextToken();
|
|
4940 |
source = this.parseModuleSpecifier();
|
|
4941 |
this.consumeSemicolon();
|
|
4942 |
}
|
|
4943 |
else if (isExportFromIdentifier) {
|
|
4944 |
// export {default}; // missing fromClause
|
|
4945 |
var message = this.lookahead.value ? messages_1.Messages.UnexpectedToken : messages_1.Messages.MissingFromClause;
|
|
4946 |
this.throwError(message, this.lookahead.value);
|
|
4947 |
}
|
|
4948 |
else {
|
|
4949 |
// export {foo};
|
|
4950 |
this.consumeSemicolon();
|
|
4951 |
}
|
|
4952 |
exportDeclaration = this.finalize(node, new Node.ExportNamedDeclaration(null, specifiers, source));
|
|
4953 |
}
|
|
4954 |
return exportDeclaration;
|
|
4955 |
};
|
|
4956 |
return Parser;
|
|
4957 |
}());
|
|
4958 |
exports.Parser = Parser;
|
|
4959 |
|
|
4960 |
|
|
4961 |
/***/ },
|
|
4962 |
/* 9 */
|
|
4963 |
/***/ function(module, exports) {
|
|
4964 |
|
|
4965 |
"use strict";
|
|
4966 |
// Ensure the condition is true, otherwise throw an error.
|
|
4967 |
// This is only to have a better contract semantic, i.e. another safety net
|
|
4968 |
// to catch a logic error. The condition shall be fulfilled in normal case.
|
|
4969 |
// Do NOT use this to enforce a certain condition on any user input.
|
|
4970 |
Object.defineProperty(exports, "__esModule", { value: true });
|
|
4971 |
function assert(condition, message) {
|
|
4972 |
/* istanbul ignore if */
|
|
4973 |
if (!condition) {
|
|
4974 |
throw new Error('ASSERT: ' + message);
|
|
4975 |
}
|
|
4976 |
}
|
|
4977 |
exports.assert = assert;
|
|
4978 |
|
|
4979 |
|
|
4980 |
/***/ },
|
|
4981 |
/* 10 */
|
|
4982 |
/***/ function(module, exports) {
|
|
4983 |
|
|
4984 |
"use strict";
|
|
4985 |
/* tslint:disable:max-classes-per-file */
|
|
4986 |
Object.defineProperty(exports, "__esModule", { value: true });
|
|
4987 |
var ErrorHandler = (function () {
|
|
4988 |
function ErrorHandler() {
|
|
4989 |
this.errors = [];
|
|
4990 |
this.tolerant = false;
|
|
4991 |
}
|
|
4992 |
ErrorHandler.prototype.recordError = function (error) {
|
|
4993 |
this.errors.push(error);
|
|
4994 |
};
|
|
4995 |
ErrorHandler.prototype.tolerate = function (error) {
|
|
4996 |
if (this.tolerant) {
|
|
4997 |
this.recordError(error);
|
|
4998 |
}
|
|
4999 |
else {
|
|
5000 |
throw error;
|
|
5001 |
}
|
|
5002 |
};
|
|
5003 |
ErrorHandler.prototype.constructError = function (msg, column) {
|
|
5004 |
var error = new Error(msg);
|
|
5005 |
try {
|
|
5006 |
throw error;
|
|
5007 |
}
|
|
5008 |
catch (base) {
|
|
5009 |
/* istanbul ignore else */
|
|
5010 |
if (Object.create && Object.defineProperty) {
|
|
5011 |
error = Object.create(base);
|
|
5012 |
Object.defineProperty(error, 'column', { value: column });
|
|
5013 |
}
|
|
5014 |
}
|
|
5015 |
/* istanbul ignore next */
|
|
5016 |
return error;
|
|
5017 |
};
|
|
5018 |
ErrorHandler.prototype.createError = function (index, line, col, description) {
|
|
5019 |
var msg = 'Line ' + line + ': ' + description;
|
|
5020 |
var error = this.constructError(msg, col);
|
|
5021 |
error.index = index;
|
|
5022 |
error.lineNumber = line;
|
|
5023 |
error.description = description;
|
|
5024 |
return error;
|
|
5025 |
};
|
|
5026 |
ErrorHandler.prototype.throwError = function (index, line, col, description) {
|
|
5027 |
throw this.createError(index, line, col, description);
|
|
5028 |
};
|
|
5029 |
ErrorHandler.prototype.tolerateError = function (index, line, col, description) {
|
|
5030 |
var error = this.createError(index, line, col, description);
|
|
5031 |
if (this.tolerant) {
|
|
5032 |
this.recordError(error);
|
|
5033 |
}
|
|
5034 |
else {
|
|
5035 |
throw error;
|
|
5036 |
}
|
|
5037 |
};
|
|
5038 |
return ErrorHandler;
|
|
5039 |
}());
|
|
5040 |
exports.ErrorHandler = ErrorHandler;
|
|
5041 |
|
|
5042 |
|
|
5043 |
/***/ },
|
|
5044 |
/* 11 */
|
|
5045 |
/***/ function(module, exports) {
|
|
5046 |
|
|
5047 |
"use strict";
|
|
5048 |
Object.defineProperty(exports, "__esModule", { value: true });
|
|
5049 |
// Error messages should be identical to V8.
|
|
5050 |
exports.Messages = {
|
|
5051 |
BadGetterArity: 'Getter must not have any formal parameters',
|
|
5052 |
BadSetterArity: 'Setter must have exactly one formal parameter',
|
|
5053 |
BadSetterRestParameter: 'Setter function argument must not be a rest parameter',
|
|
5054 |
ConstructorIsAsync: 'Class constructor may not be an async method',
|
|
5055 |
ConstructorSpecialMethod: 'Class constructor may not be an accessor',
|
|
5056 |
DeclarationMissingInitializer: 'Missing initializer in %0 declaration',
|
|
5057 |
DefaultRestParameter: 'Unexpected token =',
|
|
5058 |
DuplicateBinding: 'Duplicate binding %0',
|
|
5059 |
DuplicateConstructor: 'A class may only have one constructor',
|
|
5060 |
DuplicateProtoProperty: 'Duplicate __proto__ fields are not allowed in object literals',
|
|
5061 |
ForInOfLoopInitializer: '%0 loop variable declaration may not have an initializer',
|
|
5062 |
GeneratorInLegacyContext: 'Generator declarations are not allowed in legacy contexts',
|
|
5063 |
IllegalBreak: 'Illegal break statement',
|
|
5064 |
IllegalContinue: 'Illegal continue statement',
|
|
5065 |
IllegalExportDeclaration: 'Unexpected token',
|
|
5066 |
IllegalImportDeclaration: 'Unexpected token',
|
|
5067 |
IllegalLanguageModeDirective: 'Illegal \'use strict\' directive in function with non-simple parameter list',
|
|
5068 |
IllegalReturn: 'Illegal return statement',
|
|
5069 |
InvalidEscapedReservedWord: 'Keyword must not contain escaped characters',
|
|
5070 |
InvalidHexEscapeSequence: 'Invalid hexadecimal escape sequence',
|
|
5071 |
InvalidLHSInAssignment: 'Invalid left-hand side in assignment',
|
|
5072 |
InvalidLHSInForIn: 'Invalid left-hand side in for-in',
|
|
5073 |
InvalidLHSInForLoop: 'Invalid left-hand side in for-loop',
|
|
5074 |
InvalidModuleSpecifier: 'Unexpected token',
|
|
5075 |
InvalidRegExp: 'Invalid regular expression',
|
|
5076 |
LetInLexicalBinding: 'let is disallowed as a lexically bound name',
|
|
5077 |
MissingFromClause: 'Unexpected token',
|
|
5078 |
MultipleDefaultsInSwitch: 'More than one default clause in switch statement',
|
|
5079 |
NewlineAfterThrow: 'Illegal newline after throw',
|
|
5080 |
NoAsAfterImportNamespace: 'Unexpected token',
|
|
5081 |
NoCatchOrFinally: 'Missing catch or finally after try',
|
|
5082 |
ParameterAfterRestParameter: 'Rest parameter must be last formal parameter',
|
|
5083 |
Redeclaration: '%0 \'%1\' has already been declared',
|
|
5084 |
StaticPrototype: 'Classes may not have static property named prototype',
|
|
5085 |
StrictCatchVariable: 'Catch variable may not be eval or arguments in strict mode',
|
|
5086 |
StrictDelete: 'Delete of an unqualified identifier in strict mode.',
|
|
5087 |
StrictFunction: 'In strict mode code, functions can only be declared at top level or inside a block',
|
|
5088 |
StrictFunctionName: 'Function name may not be eval or arguments in strict mode',
|
|
5089 |
StrictLHSAssignment: 'Assignment to eval or arguments is not allowed in strict mode',
|
|
5090 |
StrictLHSPostfix: 'Postfix increment/decrement may not have eval or arguments operand in strict mode',
|
|
5091 |
StrictLHSPrefix: 'Prefix increment/decrement may not have eval or arguments operand in strict mode',
|
|
5092 |
StrictModeWith: 'Strict mode code may not include a with statement',
|
|
5093 |
StrictOctalLiteral: 'Octal literals are not allowed in strict mode.',
|
|
5094 |
StrictParamDupe: 'Strict mode function may not have duplicate parameter names',
|
|
5095 |
StrictParamName: 'Parameter name eval or arguments is not allowed in strict mode',
|
|
5096 |
StrictReservedWord: 'Use of future reserved word in strict mode',
|
|
5097 |
StrictVarName: 'Variable name may not be eval or arguments in strict mode',
|
|
5098 |
TemplateOctalLiteral: 'Octal literals are not allowed in template strings.',
|
|
5099 |
UnexpectedEOS: 'Unexpected end of input',
|
|
5100 |
UnexpectedIdentifier: 'Unexpected identifier',
|
|
5101 |
UnexpectedNumber: 'Unexpected number',
|
|
5102 |
UnexpectedReserved: 'Unexpected reserved word',
|
|
5103 |
UnexpectedString: 'Unexpected string',
|
|
5104 |
UnexpectedTemplate: 'Unexpected quasi %0',
|
|
5105 |
UnexpectedToken: 'Unexpected token %0',
|
|
5106 |
UnexpectedTokenIllegal: 'Unexpected token ILLEGAL',
|
|
5107 |
UnknownLabel: 'Undefined label \'%0\'',
|
|
5108 |
UnterminatedRegExp: 'Invalid regular expression: missing /'
|
|
5109 |
};
|
|
5110 |
|
|
5111 |
|
|
5112 |
/***/ },
|
|
5113 |
/* 12 */
|
|
5114 |
/***/ function(module, exports, __webpack_require__) {
|
|
5115 |
|
|
5116 |
"use strict";
|
|
5117 |
Object.defineProperty(exports, "__esModule", { value: true });
|
|
5118 |
var assert_1 = __webpack_require__(9);
|
|
5119 |
var character_1 = __webpack_require__(4);
|
|
5120 |
var messages_1 = __webpack_require__(11);
|
|
5121 |
function hexValue(ch) {
|
|
5122 |
return '0123456789abcdef'.indexOf(ch.toLowerCase());
|
|
5123 |
}
|
|
5124 |
function octalValue(ch) {
|
|
5125 |
return '01234567'.indexOf(ch);
|
|
5126 |
}
|
|
5127 |
var Scanner = (function () {
|
|
5128 |
function Scanner(code, handler) {
|
|
5129 |
this.source = code;
|
|
5130 |
this.errorHandler = handler;
|
|
5131 |
this.trackComment = false;
|
|
5132 |
this.length = code.length;
|
|
5133 |
this.index = 0;
|
|
5134 |
this.lineNumber = (code.length > 0) ? 1 : 0;
|
|
5135 |
this.lineStart = 0;
|
|
5136 |
this.curlyStack = [];
|
|
5137 |
}
|
|
5138 |
Scanner.prototype.saveState = function () {
|
|
5139 |
return {
|
|
5140 |
index: this.index,
|
|
5141 |
lineNumber: this.lineNumber,
|
|
5142 |
lineStart: this.lineStart
|
|
5143 |
};
|
|
5144 |
};
|
|
5145 |
Scanner.prototype.restoreState = function (state) {
|
|
5146 |
this.index = state.index;
|
|
5147 |
this.lineNumber = state.lineNumber;
|
|
5148 |
this.lineStart = state.lineStart;
|
|
5149 |
};
|
|
5150 |
Scanner.prototype.eof = function () {
|
|
5151 |
return this.index >= this.length;
|
|
5152 |
};
|
|
5153 |
Scanner.prototype.throwUnexpectedToken = function (message) {
|
|
5154 |
if (message === void 0) { message = messages_1.Messages.UnexpectedTokenIllegal; }
|
|
5155 |
return this.errorHandler.throwError(this.index, this.lineNumber, this.index - this.lineStart + 1, message);
|
|
5156 |
};
|
|
5157 |
Scanner.prototype.tolerateUnexpectedToken = function (message) {
|
|
5158 |
if (message === void 0) { message = messages_1.Messages.UnexpectedTokenIllegal; }
|
|
5159 |
this.errorHandler.tolerateError(this.index, this.lineNumber, this.index - this.lineStart + 1, message);
|
|
5160 |
};
|
|
5161 |
// https://tc39.github.io/ecma262/#sec-comments
|
|
5162 |
Scanner.prototype.skipSingleLineComment = function (offset) {
|
|
5163 |
var comments = [];
|
|
5164 |
var start, loc;
|
|
5165 |
if (this.trackComment) {
|
|
5166 |
comments = [];
|
|
5167 |
start = this.index - offset;
|
|
5168 |
loc = {
|
|
5169 |
start: {
|
|
5170 |
line: this.lineNumber,
|
|
5171 |
column: this.index - this.lineStart - offset
|
|
5172 |
},
|
|
5173 |
end: {}
|
|
5174 |
};
|
|
5175 |
}
|
|
5176 |
while (!this.eof()) {
|
|
5177 |
var ch = this.source.charCodeAt(this.index);
|
|
5178 |
++this.index;
|
|
5179 |
if (character_1.Character.isLineTerminator(ch)) {
|
|
5180 |
if (this.trackComment) {
|
|
5181 |
loc.end = {
|
|
5182 |
line: this.lineNumber,
|
|
5183 |
column: this.index - this.lineStart - 1
|
|
5184 |
};
|
|
5185 |
var entry = {
|
|
5186 |
multiLine: false,
|
|
5187 |
slice: [start + offset, this.index - 1],
|
|
5188 |
range: [start, this.index - 1],
|
|
5189 |
loc: loc
|
|
5190 |
};
|
|
5191 |
comments.push(entry);
|
|
5192 |
}
|
|
5193 |
if (ch === 13 && this.source.charCodeAt(this.index) === 10) {
|
|
5194 |
++this.index;
|
|
5195 |
}
|
|
5196 |
++this.lineNumber;
|
|
5197 |
this.lineStart = this.index;
|
|
5198 |
return comments;
|
|
5199 |
}
|
|
5200 |
}
|
|
5201 |
if (this.trackComment) {
|
|
5202 |
loc.end = {
|
|
5203 |
line: this.lineNumber,
|
|
5204 |
column: this.index - this.lineStart
|
|
5205 |
};
|
|
5206 |
var entry = {
|
|
5207 |
multiLine: false,
|
|
5208 |
slice: [start + offset, this.index],
|
|
5209 |
range: [start, this.index],
|
|
5210 |
loc: loc
|
|
5211 |
};
|
|
5212 |
comments.push(entry);
|
|
5213 |
}
|
|
5214 |
return comments;
|
|
5215 |
};
|
|
5216 |
Scanner.prototype.skipMultiLineComment = function () {
|
|
5217 |
var comments = [];
|
|
5218 |
var start, loc;
|
|
5219 |
if (this.trackComment) {
|
|
5220 |
comments = [];
|
|
5221 |
start = this.index - 2;
|
|
5222 |
loc = {
|
|
5223 |
start: {
|
|
5224 |
line: this.lineNumber,
|
|
5225 |
column: this.index - this.lineStart - 2
|
|
5226 |
},
|
|
5227 |
end: {}
|
|
5228 |
};
|
|
5229 |
}
|
|
5230 |
while (!this.eof()) {
|
|
5231 |
var ch = this.source.charCodeAt(this.index);
|
|
5232 |
if (character_1.Character.isLineTerminator(ch)) {
|
|
5233 |
if (ch === 0x0D && this.source.charCodeAt(this.index + 1) === 0x0A) {
|
|
5234 |
++this.index;
|
|
5235 |
}
|
|
5236 |
++this.lineNumber;
|
|
5237 |
++this.index;
|
|
5238 |
this.lineStart = this.index;
|
|
5239 |
}
|
|
5240 |
else if (ch === 0x2A) {
|
|
5241 |
// Block comment ends with '*/'.
|
|
5242 |
if (this.source.charCodeAt(this.index + 1) === 0x2F) {
|
|
5243 |
this.index += 2;
|
|
5244 |
if (this.trackComment) {
|
|
5245 |
loc.end = {
|
|
5246 |
line: this.lineNumber,
|
|
5247 |
column: this.index - this.lineStart
|
|
5248 |
};
|
|
5249 |
var entry = {
|
|
5250 |
multiLine: true,
|
|
5251 |
slice: [start + 2, this.index - 2],
|
|
5252 |
range: [start, this.index],
|
|
5253 |
loc: loc
|
|
5254 |
};
|
|
5255 |
comments.push(entry);
|
|
5256 |
}
|
|
5257 |
return comments;
|
|
5258 |
}
|
|
5259 |
++this.index;
|
|
5260 |
}
|
|
5261 |
else {
|
|
5262 |
++this.index;
|
|
5263 |
}
|
|
5264 |
}
|
|
5265 |
// Ran off the end of the file - the whole thing is a comment
|
|
5266 |
if (this.trackComment) {
|
|
5267 |
loc.end = {
|
|
5268 |
line: this.lineNumber,
|
|
5269 |
column: this.index - this.lineStart
|
|
5270 |
};
|
|
5271 |
var entry = {
|
|
5272 |
multiLine: true,
|
|
5273 |
slice: [start + 2, this.index],
|
|
5274 |
range: [start, this.index],
|
|
5275 |
loc: loc
|
|
5276 |
};
|
|
5277 |
comments.push(entry);
|
|
5278 |
}
|
|
5279 |
this.tolerateUnexpectedToken();
|
|
5280 |
return comments;
|
|
5281 |
};
|
|
5282 |
Scanner.prototype.scanComments = function () {
|
|
5283 |
var comments;
|
|
5284 |
if (this.trackComment) {
|
|
5285 |
comments = [];
|
|
5286 |
}
|
|
5287 |
var start = (this.index === 0);
|
|
5288 |
while (!this.eof()) {
|
|
5289 |
var ch = this.source.charCodeAt(this.index);
|
|
5290 |
if (character_1.Character.isWhiteSpace(ch)) {
|
|
5291 |
++this.index;
|
|
5292 |
}
|
|
5293 |
else if (character_1.Character.isLineTerminator(ch)) {
|
|
5294 |
++this.index;
|
|
5295 |
if (ch === 0x0D && this.source.charCodeAt(this.index) === 0x0A) {
|
|
5296 |
++this.index;
|
|
5297 |
}
|
|
5298 |
++this.lineNumber;
|
|
5299 |
this.lineStart = this.index;
|
|
5300 |
start = true;
|
|
5301 |
}
|
|
5302 |
else if (ch === 0x2F) {
|
|
5303 |
ch = this.source.charCodeAt(this.index + 1);
|
|
5304 |
if (ch === 0x2F) {
|
|
5305 |
this.index += 2;
|
|
5306 |
var comment = this.skipSingleLineComment(2);
|
|
5307 |
if (this.trackComment) {
|
|
5308 |
comments = comments.concat(comment);
|
|
5309 |
}
|
|
5310 |
start = true;
|
|
5311 |
}
|
|
5312 |
else if (ch === 0x2A) {
|
|
5313 |
this.index += 2;
|
|
5314 |
var comment = this.skipMultiLineComment();
|
|
5315 |
if (this.trackComment) {
|
|
5316 |
comments = comments.concat(comment);
|
|
5317 |
}
|
|
5318 |
}
|
|
5319 |
else {
|
|
5320 |
break;
|
|
5321 |
}
|
|
5322 |
}
|
|
5323 |
else if (start && ch === 0x2D) {
|
|
5324 |
// U+003E is '>'
|
|
5325 |
if ((this.source.charCodeAt(this.index + 1) === 0x2D) && (this.source.charCodeAt(this.index + 2) === 0x3E)) {
|
|
5326 |
// '-->' is a single-line comment
|
|
5327 |
this.index += 3;
|
|
5328 |
var comment = this.skipSingleLineComment(3);
|
|
5329 |
if (this.trackComment) {
|
|
5330 |
comments = comments.concat(comment);
|
|
5331 |
}
|
|
5332 |
}
|
|
5333 |
else {
|
|
5334 |
break;
|
|
5335 |
}
|
|
5336 |
}
|
|
5337 |
else if (ch === 0x3C) {
|
|
5338 |
if (this.source.slice(this.index + 1, this.index + 4) === '!--') {
|
|
5339 |
this.index += 4; // `<!--`
|
|
5340 |
var comment = this.skipSingleLineComment(4);
|
|
5341 |
if (this.trackComment) {
|
|
5342 |
comments = comments.concat(comment);
|
|
5343 |
}
|
|
5344 |
}
|
|
5345 |
else {
|
|
5346 |
break;
|
|
5347 |
}
|
|
5348 |
}
|
|
5349 |
else {
|
|
5350 |
break;
|
|
5351 |
}
|
|
5352 |
}
|
|
5353 |
return comments;
|
|
5354 |
};
|
|
5355 |
// https://tc39.github.io/ecma262/#sec-future-reserved-words
|
|
5356 |
Scanner.prototype.isFutureReservedWord = function (id) {
|
|
5357 |
switch (id) {
|
|
5358 |
case 'enum':
|
|
5359 |
case 'export':
|
|
5360 |
case 'import':
|
|
5361 |
case 'super':
|
|
5362 |
return true;
|
|
5363 |
default:
|
|
5364 |
return false;
|
|
5365 |
}
|
|
5366 |
};
|
|
5367 |
Scanner.prototype.isStrictModeReservedWord = function (id) {
|
|
5368 |
switch (id) {
|
|
5369 |
case 'implements':
|
|
5370 |
case 'interface':
|
|
5371 |
case 'package':
|
|
5372 |
case 'private':
|
|
5373 |
case 'protected':
|
|
5374 |
case 'public':
|
|
5375 |
case 'static':
|
|
5376 |
case 'yield':
|
|
5377 |
case 'let':
|
|
5378 |
return true;
|
|
5379 |
default:
|
|
5380 |
return false;
|
|
5381 |
}
|
|
5382 |
};
|
|
5383 |
Scanner.prototype.isRestrictedWord = function (id) {
|
|
5384 |
return id === 'eval' || id === 'arguments';
|
|
5385 |
};
|
|
5386 |
// https://tc39.github.io/ecma262/#sec-keywords
|
|
5387 |
Scanner.prototype.isKeyword = function (id) {
|
|
5388 |
switch (id.length) {
|
|
5389 |
case 2:
|
|
5390 |
return (id === 'if') || (id === 'in') || (id === 'do');
|
|
5391 |
case 3:
|
|
5392 |
return (id === 'var') || (id === 'for') || (id === 'new') ||
|
|
5393 |
(id === 'try') || (id === 'let');
|
|
5394 |
case 4:
|
|
5395 |
return (id === 'this') || (id === 'else') || (id === 'case') ||
|
|
5396 |
(id === 'void') || (id === 'with') || (id === 'enum');
|
|
5397 |
case 5:
|
|
5398 |
return (id === 'while') || (id === 'break') || (id === 'catch') ||
|
|
5399 |
(id === 'throw') || (id === 'const') || (id === 'yield') ||
|
|
5400 |
(id === 'class') || (id === 'super');
|
|
5401 |
case 6:
|
|
5402 |
return (id === 'return') || (id === 'typeof') || (id === 'delete') ||
|
|
5403 |
(id === 'switch') || (id === 'export') || (id === 'import');
|
|
5404 |
case 7:
|
|
5405 |
return (id === 'default') || (id === 'finally') || (id === 'extends');
|
|
5406 |
case 8:
|
|
5407 |
return (id === 'function') || (id === 'continue') || (id === 'debugger');
|
|
5408 |
case 10:
|
|
5409 |
return (id === 'instanceof');
|
|
5410 |
default:
|
|
5411 |
return false;
|
|
5412 |
}
|
|
5413 |
};
|
|
5414 |
Scanner.prototype.codePointAt = function (i) {
|
|
5415 |
var cp = this.source.charCodeAt(i);
|
|
5416 |
if (cp >= 0xD800 && cp <= 0xDBFF) {
|
|
5417 |
var second = this.source.charCodeAt(i + 1);
|
|
5418 |
if (second >= 0xDC00 && second <= 0xDFFF) {
|
|
5419 |
var first = cp;
|
|
5420 |
cp = (first - 0xD800) * 0x400 + second - 0xDC00 + 0x10000;
|
|
5421 |
}
|
|
5422 |
}
|
|
5423 |
return cp;
|
|
5424 |
};
|
|
5425 |
Scanner.prototype.scanHexEscape = function (prefix) {
|
|
5426 |
var len = (prefix === 'u') ? 4 : 2;
|
|
5427 |
var code = 0;
|
|
5428 |
for (var i = 0; i < len; ++i) {
|
|
5429 |
if (!this.eof() && character_1.Character.isHexDigit(this.source.charCodeAt(this.index))) {
|
|
5430 |
code = code * 16 + hexValue(this.source[this.index++]);
|
|
5431 |
}
|
|
5432 |
else {
|
|
5433 |
return null;
|
|
5434 |
}
|
|
5435 |
}
|
|
5436 |
return String.fromCharCode(code);
|
|
5437 |
};
|
|
5438 |
Scanner.prototype.scanUnicodeCodePointEscape = function () {
|
|
5439 |
var ch = this.source[this.index];
|
|
5440 |
var code = 0;
|
|
5441 |
// At least, one hex digit is required.
|
|
5442 |
if (ch === '}') {
|
|
5443 |
this.throwUnexpectedToken();
|
|
5444 |
}
|
|
5445 |
while (!this.eof()) {
|
|
5446 |
ch = this.source[this.index++];
|
|
5447 |
if (!character_1.Character.isHexDigit(ch.charCodeAt(0))) {
|
|
5448 |
break;
|
|
5449 |
}
|
|
5450 |
code = code * 16 + hexValue(ch);
|
|
5451 |
}
|
|
5452 |
if (code > 0x10FFFF || ch !== '}') {
|
|
5453 |
this.throwUnexpectedToken();
|
|
5454 |
}
|
|
5455 |
return character_1.Character.fromCodePoint(code);
|
|
5456 |
};
|
|
5457 |
Scanner.prototype.getIdentifier = function () {
|
|
5458 |
var start = this.index++;
|
|
5459 |
while (!this.eof()) {
|
|
5460 |
var ch = this.source.charCodeAt(this.index);
|
|
5461 |
if (ch === 0x5C) {
|
|
5462 |
// Blackslash (U+005C) marks Unicode escape sequence.
|
|
5463 |
this.index = start;
|
|
5464 |
return this.getComplexIdentifier();
|
|
5465 |
}
|
|
5466 |
else if (ch >= 0xD800 && ch < 0xDFFF) {
|
|
5467 |
// Need to handle surrogate pairs.
|
|
5468 |
this.index = start;
|
|
5469 |
return this.getComplexIdentifier();
|
|
5470 |
}
|
|
5471 |
if (character_1.Character.isIdentifierPart(ch)) {
|
|
5472 |
++this.index;
|
|
5473 |
}
|
|
5474 |
else {
|
|
5475 |
break;
|
|
5476 |
}
|
|
5477 |
}
|
|
5478 |
return this.source.slice(start, this.index);
|
|
5479 |
};
|
|
5480 |
Scanner.prototype.getComplexIdentifier = function () {
|
|
5481 |
var cp = this.codePointAt(this.index);
|
|
5482 |
var id = character_1.Character.fromCodePoint(cp);
|
|
5483 |
this.index += id.length;
|
|
5484 |
// '\u' (U+005C, U+0075) denotes an escaped character.
|
|
5485 |
var ch;
|
|
5486 |
if (cp === 0x5C) {
|
|
5487 |
if (this.source.charCodeAt(this.index) !== 0x75) {
|
|
5488 |
this.throwUnexpectedToken();
|
|
5489 |
}
|
|
5490 |
++this.index;
|
|
5491 |
if (this.source[this.index] === '{') {
|
|
5492 |
++this.index;
|
|
5493 |
ch = this.scanUnicodeCodePointEscape();
|
|
5494 |
}
|
|
5495 |
else {
|
|
5496 |
ch = this.scanHexEscape('u');
|
|
5497 |
if (ch === null || ch === '\\' || !character_1.Character.isIdentifierStart(ch.charCodeAt(0))) {
|
|
5498 |
this.throwUnexpectedToken();
|
|
5499 |
}
|
|
5500 |
}
|
|
5501 |
id = ch;
|
|
5502 |
}
|
|
5503 |
while (!this.eof()) {
|
|
5504 |
cp = this.codePointAt(this.index);
|
|
5505 |
if (!character_1.Character.isIdentifierPart(cp)) {
|
|
5506 |
break;
|
|
5507 |
}
|
|
5508 |
ch = character_1.Character.fromCodePoint(cp);
|
|
5509 |
id += ch;
|
|
5510 |
this.index += ch.length;
|
|
5511 |
// '\u' (U+005C, U+0075) denotes an escaped character.
|
|
5512 |
if (cp === 0x5C) {
|
|
5513 |
id = id.substr(0, id.length - 1);
|
|
5514 |
if (this.source.charCodeAt(this.index) !== 0x75) {
|
|
5515 |
this.throwUnexpectedToken();
|
|
5516 |
}
|
|
5517 |
++this.index;
|
|
5518 |
if (this.source[this.index] === '{') {
|
|
5519 |
++this.index;
|
|
5520 |
ch = this.scanUnicodeCodePointEscape();
|
|
5521 |
}
|
|
5522 |
else {
|
|
5523 |
ch = this.scanHexEscape('u');
|
|
5524 |
if (ch === null || ch === '\\' || !character_1.Character.isIdentifierPart(ch.charCodeAt(0))) {
|
|
5525 |
this.throwUnexpectedToken();
|
|
5526 |
}
|
|
5527 |
}
|
|
5528 |
id += ch;
|
|
5529 |
}
|
|
5530 |
}
|
|
5531 |
return id;
|
|
5532 |
};
|
|
5533 |
Scanner.prototype.octalToDecimal = function (ch) {
|
|
5534 |
// \0 is not octal escape sequence
|
|
5535 |
var octal = (ch !== '0');
|
|
5536 |
var code = octalValue(ch);
|
|
5537 |
if (!this.eof() && character_1.Character.isOctalDigit(this.source.charCodeAt(this.index))) {
|
|
5538 |
octal = true;
|
|
5539 |
code = code * 8 + octalValue(this.source[this.index++]);
|
|
5540 |
// 3 digits are only allowed when string starts
|
|
5541 |
// with 0, 1, 2, 3
|
|
5542 |
if ('0123'.indexOf(ch) >= 0 && !this.eof() && character_1.Character.isOctalDigit(this.source.charCodeAt(this.index))) {
|
|
5543 |
code = code * 8 + octalValue(this.source[this.index++]);
|
|
5544 |
}
|
|
5545 |
}
|
|
5546 |
return {
|
|
5547 |
code: code,
|
|
5548 |
octal: octal
|
|
5549 |
};
|
|
5550 |
};
|
|
5551 |
// https://tc39.github.io/ecma262/#sec-names-and-keywords
|
|
5552 |
Scanner.prototype.scanIdentifier = function () {
|
|
5553 |
var type;
|
|
5554 |
var start = this.index;
|
|
5555 |
// Backslash (U+005C) starts an escaped character.
|
|
5556 |
var id = (this.source.charCodeAt(start) === 0x5C) ? this.getComplexIdentifier() : this.getIdentifier();
|
|
5557 |
// There is no keyword or literal with only one character.
|
|
5558 |
// Thus, it must be an identifier.
|
|
5559 |
if (id.length === 1) {
|
|
5560 |
type = 3 /* Identifier */;
|
|
5561 |
}
|
|
5562 |
else if (this.isKeyword(id)) {
|
|
5563 |
type = 4 /* Keyword */;
|
|
5564 |
}
|
|
5565 |
else if (id === 'null') {
|
|
5566 |
type = 5 /* NullLiteral */;
|
|
5567 |
}
|
|
5568 |
else if (id === 'true' || id === 'false') {
|
|
5569 |
type = 1 /* BooleanLiteral */;
|
|
5570 |
}
|
|
5571 |
else {
|
|
5572 |
type = 3 /* Identifier */;
|
|
5573 |
}
|
|
5574 |
if (type !== 3 /* Identifier */ && (start + id.length !== this.index)) {
|
|
5575 |
var restore = this.index;
|
|
5576 |
this.index = start;
|
|
5577 |
this.tolerateUnexpectedToken(messages_1.Messages.InvalidEscapedReservedWord);
|
|
5578 |
this.index = restore;
|
|
5579 |
}
|
|
5580 |
return {
|
|
5581 |
type: type,
|
|
5582 |
value: id,
|
|
5583 |
lineNumber: this.lineNumber,
|
|
5584 |
lineStart: this.lineStart,
|
|
5585 |
start: start,
|
|
5586 |
end: this.index
|
|
5587 |
};
|
|
5588 |
};
|
|
5589 |
// https://tc39.github.io/ecma262/#sec-punctuators
|
|
5590 |
Scanner.prototype.scanPunctuator = function () {
|
|
5591 |
var start = this.index;
|
|
5592 |
// Check for most common single-character punctuators.
|
|
5593 |
var str = this.source[this.index];
|
|
5594 |
switch (str) {
|
|
5595 |
case '(':
|
|
5596 |
case '{':
|
|
5597 |
if (str === '{') {
|
|
5598 |
this.curlyStack.push('{');
|
|
5599 |
}
|
|
5600 |
++this.index;
|
|
5601 |
break;
|
|
5602 |
case '.':
|
|
5603 |
++this.index;
|
|
5604 |
if (this.source[this.index] === '.' && this.source[this.index + 1] === '.') {
|
|
5605 |
// Spread operator: ...
|
|
5606 |
this.index += 2;
|
|
5607 |
str = '...';
|
|
5608 |
}
|
|
5609 |
break;
|
|
5610 |
case '}':
|
|
5611 |
++this.index;
|
|
5612 |
this.curlyStack.pop();
|
|
5613 |
break;
|
|
5614 |
case ')':
|
|
5615 |
case ';':
|
|
5616 |
case ',':
|
|
5617 |
case '[':
|
|
5618 |
case ']':
|
|
5619 |
case ':':
|
|
5620 |
case '?':
|
|
5621 |
case '~':
|
|
5622 |
++this.index;
|
|
5623 |
break;
|
|
5624 |
default:
|
|
5625 |
// 4-character punctuator.
|
|
5626 |
str = this.source.substr(this.index, 4);
|
|
5627 |
if (str === '>>>=') {
|
|
5628 |
this.index += 4;
|
|
5629 |
}
|
|
5630 |
else {
|
|
5631 |
// 3-character punctuators.
|
|
5632 |
str = str.substr(0, 3);
|
|
5633 |
if (str === '===' || str === '!==' || str === '>>>' ||
|
|
5634 |
str === '<<=' || str === '>>=' || str === '**=') {
|
|
5635 |
this.index += 3;
|
|
5636 |
}
|
|
5637 |
else {
|
|
5638 |
// 2-character punctuators.
|
|
5639 |
str = str.substr(0, 2);
|
|
5640 |
if (str === '&&' || str === '||' || str === '==' || str === '!=' ||
|
|
5641 |
str === '+=' || str === '-=' || str === '*=' || str === '/=' ||
|
|
5642 |
str === '++' || str === '--' || str === '<<' || str === '>>' ||
|
|
5643 |
str === '&=' || str === '|=' || str === '^=' || str === '%=' ||
|
|
5644 |
str === '<=' || str === '>=' || str === '=>' || str === '**') {
|
|
5645 |
this.index += 2;
|
|
5646 |
}
|
|
5647 |
else {
|
|
5648 |
// 1-character punctuators.
|
|
5649 |
str = this.source[this.index];
|
|
5650 |
if ('<>=!+-*%&|^/'.indexOf(str) >= 0) {
|
|
5651 |
++this.index;
|
|
5652 |
}
|
|
5653 |
}
|
|
5654 |
}
|
|
5655 |
}
|
|
5656 |
}
|
|
5657 |
if (this.index === start) {
|
|
5658 |
this.throwUnexpectedToken();
|
|
5659 |
}
|
|
5660 |
return {
|
|
5661 |
type: 7 /* Punctuator */,
|
|
5662 |
value: str,
|
|
5663 |
lineNumber: this.lineNumber,
|
|
5664 |
lineStart: this.lineStart,
|
|
5665 |
start: start,
|
|
5666 |
end: this.index
|
|
5667 |
};
|
|
5668 |
};
|
|
5669 |
// https://tc39.github.io/ecma262/#sec-literals-numeric-literals
|
|
5670 |
Scanner.prototype.scanHexLiteral = function (start) {
|
|
5671 |
var num = '';
|
|
5672 |
while (!this.eof()) {
|
|
5673 |
if (!character_1.Character.isHexDigit(this.source.charCodeAt(this.index))) {
|
|
5674 |
break;
|
|
5675 |
}
|
|
5676 |
num += this.source[this.index++];
|
|
5677 |
}
|
|
5678 |
if (num.length === 0) {
|
|
5679 |
this.throwUnexpectedToken();
|
|
5680 |
}
|
|
5681 |
if (character_1.Character.isIdentifierStart(this.source.charCodeAt(this.index))) {
|
|
5682 |
this.throwUnexpectedToken();
|
|
5683 |
}
|
|
5684 |
return {
|
|
5685 |
type: 6 /* NumericLiteral */,
|
|
5686 |
value: parseInt('0x' + num, 16),
|
|
5687 |
lineNumber: this.lineNumber,
|
|
5688 |
lineStart: this.lineStart,
|
|
5689 |
start: start,
|
|
5690 |
end: this.index
|
|
5691 |
};
|
|
5692 |
};
|
|
5693 |
Scanner.prototype.scanBinaryLiteral = function (start) {
|
|
5694 |
var num = '';
|
|
5695 |
var ch;
|
|
5696 |
while (!this.eof()) {
|
|
5697 |
ch = this.source[this.index];
|
|
5698 |
if (ch !== '0' && ch !== '1') {
|
|
5699 |
break;
|
|
5700 |
}
|
|
5701 |
num += this.source[this.index++];
|
|
5702 |
}
|
|
5703 |
if (num.length === 0) {
|
|
5704 |
// only 0b or 0B
|
|
5705 |
this.throwUnexpectedToken();
|
|
5706 |
}
|
|
5707 |
if (!this.eof()) {
|
|
5708 |
ch = this.source.charCodeAt(this.index);
|
|
5709 |
/* istanbul ignore else */
|
|
5710 |
if (character_1.Character.isIdentifierStart(ch) || character_1.Character.isDecimalDigit(ch)) {
|
|
5711 |
this.throwUnexpectedToken();
|
|
5712 |
}
|
|
5713 |
}
|
|
5714 |
return {
|
|
5715 |
type: 6 /* NumericLiteral */,
|
|
5716 |
value: parseInt(num, 2),
|
|
5717 |
lineNumber: this.lineNumber,
|
|
5718 |
lineStart: this.lineStart,
|
|
5719 |
start: start,
|
|
5720 |
end: this.index
|
|
5721 |
};
|
|
5722 |
};
|
|
5723 |
Scanner.prototype.scanOctalLiteral = function (prefix, start) {
|
|
5724 |
var num = '';
|
|
5725 |
var octal = false;
|
|
5726 |
if (character_1.Character.isOctalDigit(prefix.charCodeAt(0))) {
|
|
5727 |
octal = true;
|
|
5728 |
num = '0' + this.source[this.index++];
|
|
5729 |
}
|
|
5730 |
else {
|
|
5731 |
++this.index;
|
|
5732 |
}
|
|
5733 |
while (!this.eof()) {
|
|
5734 |
if (!character_1.Character.isOctalDigit(this.source.charCodeAt(this.index))) {
|
|
5735 |
break;
|
|
5736 |
}
|
|
5737 |
num += this.source[this.index++];
|
|
5738 |
}
|
|
5739 |
if (!octal && num.length === 0) {
|
|
5740 |
// only 0o or 0O
|
|
5741 |
this.throwUnexpectedToken();
|
|
5742 |
}
|
|
5743 |
if (character_1.Character.isIdentifierStart(this.source.charCodeAt(this.index)) || character_1.Character.isDecimalDigit(this.source.charCodeAt(this.index))) {
|
|
5744 |
this.throwUnexpectedToken();
|
|
5745 |
}
|
|
5746 |
return {
|
|
5747 |
type: 6 /* NumericLiteral */,
|
|
5748 |
value: parseInt(num, 8),
|
|
5749 |
octal: octal,
|
|
5750 |
lineNumber: this.lineNumber,
|
|
5751 |
lineStart: this.lineStart,
|
|
5752 |
start: start,
|
|
5753 |
end: this.index
|
|
5754 |
};
|
|
5755 |
};
|
|
5756 |
Scanner.prototype.isImplicitOctalLiteral = function () {
|
|
5757 |
// Implicit octal, unless there is a non-octal digit.
|
|
5758 |
// (Annex B.1.1 on Numeric Literals)
|
|
5759 |
for (var i = this.index + 1; i < this.length; ++i) {
|
|
5760 |
var ch = this.source[i];
|
|
5761 |
if (ch === '8' || ch === '9') {
|
|
5762 |
return false;
|
|
5763 |
}
|
|
5764 |
if (!character_1.Character.isOctalDigit(ch.charCodeAt(0))) {
|
|
5765 |
return true;
|
|
5766 |
}
|
|
5767 |
}
|
|
5768 |
return true;
|
|
5769 |
};
|
|
5770 |
Scanner.prototype.scanNumericLiteral = function () {
|
|
5771 |
var start = this.index;
|
|
5772 |
var ch = this.source[start];
|
|
5773 |
assert_1.assert(character_1.Character.isDecimalDigit(ch.charCodeAt(0)) || (ch === '.'), 'Numeric literal must start with a decimal digit or a decimal point');
|
|
5774 |
var num = '';
|
|
5775 |
if (ch !== '.') {
|
|
5776 |
num = this.source[this.index++];
|
|
5777 |
ch = this.source[this.index];
|
|
5778 |
// Hex number starts with '0x'.
|
|
5779 |
// Octal number starts with '0'.
|
|
5780 |
// Octal number in ES6 starts with '0o'.
|
|
5781 |
// Binary number in ES6 starts with '0b'.
|
|
5782 |
if (num === '0') {
|
|
5783 |
if (ch === 'x' || ch === 'X') {
|
|
5784 |
++this.index;
|
|
5785 |
return this.scanHexLiteral(start);
|
|
5786 |
}
|
|
5787 |
if (ch === 'b' || ch === 'B') {
|
|
5788 |
++this.index;
|
|
5789 |
return this.scanBinaryLiteral(start);
|
|
5790 |
}
|
|
5791 |
if (ch === 'o' || ch === 'O') {
|
|
5792 |
return this.scanOctalLiteral(ch, start);
|
|
5793 |
}
|
|
5794 |
if (ch && character_1.Character.isOctalDigit(ch.charCodeAt(0))) {
|
|
5795 |
if (this.isImplicitOctalLiteral()) {
|
|
5796 |
return this.scanOctalLiteral(ch, start);
|
|
5797 |
}
|
|
5798 |
}
|
|
5799 |
}
|
|
5800 |
while (character_1.Character.isDecimalDigit(this.source.charCodeAt(this.index))) {
|
|
5801 |
num += this.source[this.index++];
|
|
5802 |
}
|
|
5803 |
ch = this.source[this.index];
|
|
5804 |
}
|
|
5805 |
if (ch === '.') {
|
|
5806 |
num += this.source[this.index++];
|
|
5807 |
while (character_1.Character.isDecimalDigit(this.source.charCodeAt(this.index))) {
|
|
5808 |
num += this.source[this.index++];
|
|
5809 |
}
|
|
5810 |
ch = this.source[this.index];
|
|
5811 |
}
|
|
5812 |
if (ch === 'e' || ch === 'E') {
|
|
5813 |
num += this.source[this.index++];
|
|
5814 |
ch = this.source[this.index];
|
|
5815 |
if (ch === '+' || ch === '-') {
|
|
5816 |
num += this.source[this.index++];
|
|
5817 |
}
|
|
5818 |
if (character_1.Character.isDecimalDigit(this.source.charCodeAt(this.index))) {
|
|
5819 |
while (character_1.Character.isDecimalDigit(this.source.charCodeAt(this.index))) {
|
|
5820 |
num += this.source[this.index++];
|
|
5821 |
}
|
|
5822 |
}
|
|
5823 |
else {
|
|
5824 |
this.throwUnexpectedToken();
|
|
5825 |
}
|
|
5826 |
}
|
|
5827 |
if (character_1.Character.isIdentifierStart(this.source.charCodeAt(this.index))) {
|
|
5828 |
this.throwUnexpectedToken();
|
|
5829 |
}
|
|
5830 |
return {
|
|
5831 |
type: 6 /* NumericLiteral */,
|
|
5832 |
value: parseFloat(num),
|
|
5833 |
lineNumber: this.lineNumber,
|
|
5834 |
lineStart: this.lineStart,
|
|
5835 |
start: start,
|
|
5836 |
end: this.index
|
|
5837 |
};
|
|
5838 |
};
|
|
5839 |
// https://tc39.github.io/ecma262/#sec-literals-string-literals
|
|
5840 |
Scanner.prototype.scanStringLiteral = function () {
|
|
5841 |
var start = this.index;
|
|
5842 |
var quote = this.source[start];
|
|
5843 |
assert_1.assert((quote === '\'' || quote === '"'), 'String literal must starts with a quote');
|
|
5844 |
++this.index;
|
|
5845 |
var octal = false;
|
|
5846 |
var str = '';
|
|
5847 |
while (!this.eof()) {
|
|
5848 |
var ch = this.source[this.index++];
|
|
5849 |
if (ch === quote) {
|
|
5850 |
quote = '';
|
|
5851 |
break;
|
|
5852 |
}
|
|
5853 |
else if (ch === '\\') {
|
|
5854 |
ch = this.source[this.index++];
|
|
5855 |
if (!ch || !character_1.Character.isLineTerminator(ch.charCodeAt(0))) {
|
|
5856 |
switch (ch) {
|
|
5857 |
case 'u':
|
|
5858 |
if (this.source[this.index] === '{') {
|
|
5859 |
++this.index;
|
|
5860 |
str += this.scanUnicodeCodePointEscape();
|
|
5861 |
}
|
|
5862 |
else {
|
|
5863 |
var unescaped_1 = this.scanHexEscape(ch);
|
|
5864 |
if (unescaped_1 === null) {
|
|
5865 |
this.throwUnexpectedToken();
|
|
5866 |
}
|
|
5867 |
str += unescaped_1;
|
|
5868 |
}
|
|
5869 |
break;
|
|
5870 |
case 'x':
|
|
5871 |
var unescaped = this.scanHexEscape(ch);
|
|
5872 |
if (unescaped === null) {
|
|
5873 |
this.throwUnexpectedToken(messages_1.Messages.InvalidHexEscapeSequence);
|
|
5874 |
}
|
|
5875 |
str += unescaped;
|
|
5876 |
break;
|
|
5877 |
case 'n':
|
|
5878 |
str += '\n';
|
|
5879 |
break;
|
|
5880 |
case 'r':
|
|
5881 |
str += '\r';
|
|
5882 |
break;
|
|
5883 |
case 't':
|
|
5884 |
str += '\t';
|
|
5885 |
break;
|
|
5886 |
case 'b':
|
|
5887 |
str += '\b';
|
|
5888 |
break;
|
|
5889 |
case 'f':
|
|
5890 |
str += '\f';
|
|
5891 |
break;
|
|
5892 |
case 'v':
|
|
5893 |
str += '\x0B';
|
|
5894 |
break;
|
|
5895 |
case '8':
|
|
5896 |
case '9':
|
|
5897 |
str += ch;
|
|
5898 |
this.tolerateUnexpectedToken();
|
|
5899 |
break;
|
|
5900 |
default:
|
|
5901 |
if (ch && character_1.Character.isOctalDigit(ch.charCodeAt(0))) {
|
|
5902 |
var octToDec = this.octalToDecimal(ch);
|
|
5903 |
octal = octToDec.octal || octal;
|
|
5904 |
str += String.fromCharCode(octToDec.code);
|
|
5905 |
}
|
|
5906 |
else {
|
|
5907 |
str += ch;
|
|
5908 |
}
|
|
5909 |
break;
|
|
5910 |
}
|
|
5911 |
}
|
|
5912 |
else {
|
|
5913 |
++this.lineNumber;
|
|
5914 |
if (ch === '\r' && this.source[this.index] === '\n') {
|
|
5915 |
++this.index;
|
|
5916 |
}
|
|
5917 |
this.lineStart = this.index;
|
|
5918 |
}
|
|
5919 |
}
|
|
5920 |
else if (character_1.Character.isLineTerminator(ch.charCodeAt(0))) {
|
|
5921 |
break;
|
|
5922 |
}
|
|
5923 |
else {
|
|
5924 |
str += ch;
|
|
5925 |
}
|
|
5926 |
}
|
|
5927 |
if (quote !== '') {
|
|
5928 |
this.index = start;
|
|
5929 |
this.throwUnexpectedToken();
|
|
5930 |
}
|
|
5931 |
return {
|
|
5932 |
type: 8 /* StringLiteral */,
|
|
5933 |
value: str,
|
|
5934 |
octal: octal,
|
|
5935 |
lineNumber: this.lineNumber,
|
|
5936 |
lineStart: this.lineStart,
|
|
5937 |
start: start,
|
|
5938 |
end: this.index
|
|
5939 |
};
|
|
5940 |
};
|
|
5941 |
// https://tc39.github.io/ecma262/#sec-template-literal-lexical-components
|
|
5942 |
Scanner.prototype.scanTemplate = function () {
|
|
5943 |
var cooked = '';
|
|
5944 |
var terminated = false;
|
|
5945 |
var start = this.index;
|
|
5946 |
var head = (this.source[start] === '`');
|
|
5947 |
var tail = false;
|
|
5948 |
var rawOffset = 2;
|
|
5949 |
++this.index;
|
|
5950 |
while (!this.eof()) {
|
|
5951 |
var ch = this.source[this.index++];
|
|
5952 |
if (ch === '`') {
|
|
5953 |
rawOffset = 1;
|
|
5954 |
tail = true;
|
|
5955 |
terminated = true;
|
|
5956 |
break;
|
|
5957 |
}
|
|
5958 |
else if (ch === '$') {
|
|
5959 |
if (this.source[this.index] === '{') {
|
|
5960 |
this.curlyStack.push('${');
|
|
5961 |
++this.index;
|
|
5962 |
terminated = true;
|
|
5963 |
break;
|
|
5964 |
}
|
|
5965 |
cooked += ch;
|
|
5966 |
}
|
|
5967 |
else if (ch === '\\') {
|
|
5968 |
ch = this.source[this.index++];
|
|
5969 |
if (!character_1.Character.isLineTerminator(ch.charCodeAt(0))) {
|
|
5970 |
switch (ch) {
|
|
5971 |
case 'n':
|
|
5972 |
cooked += '\n';
|
|
5973 |
break;
|
|
5974 |
case 'r':
|
|
5975 |
cooked += '\r';
|
|
5976 |
break;
|
|
5977 |
case 't':
|
|
5978 |
cooked += '\t';
|
|
5979 |
break;
|
|
5980 |
case 'u':
|
|
5981 |
if (this.source[this.index] === '{') {
|
|
5982 |
++this.index;
|
|
5983 |
cooked += this.scanUnicodeCodePointEscape();
|
|
5984 |
}
|
|
5985 |
else {
|
|
5986 |
var restore = this.index;
|
|
5987 |
var unescaped_2 = this.scanHexEscape(ch);
|
|
5988 |
if (unescaped_2 !== null) {
|
|
5989 |
cooked += unescaped_2;
|
|
5990 |
}
|
|
5991 |
else {
|
|
5992 |
this.index = restore;
|
|
5993 |
cooked += ch;
|
|
5994 |
}
|
|
5995 |
}
|
|
5996 |
break;
|
|
5997 |
case 'x':
|
|
5998 |
var unescaped = this.scanHexEscape(ch);
|
|
5999 |
if (unescaped === null) {
|
|
6000 |
this.throwUnexpectedToken(messages_1.Messages.InvalidHexEscapeSequence);
|
|
6001 |
}
|
|
6002 |
cooked += unescaped;
|
|
6003 |
break;
|
|
6004 |
case 'b':
|
|
6005 |
cooked += '\b';
|
|
6006 |
break;
|
|
6007 |
case 'f':
|
|
6008 |
cooked += '\f';
|
|
6009 |
break;
|
|
6010 |
case 'v':
|
|
6011 |
cooked += '\v';
|
|
6012 |
break;
|
|
6013 |
default:
|
|
6014 |
if (ch === '0') {
|
|
6015 |
if (character_1.Character.isDecimalDigit(this.source.charCodeAt(this.index))) {
|
|
6016 |
// Illegal: \01 \02 and so on
|
|
6017 |
this.throwUnexpectedToken(messages_1.Messages.TemplateOctalLiteral);
|
|
6018 |
}
|
|
6019 |
cooked += '\0';
|
|
6020 |
}
|
|
6021 |
else if (character_1.Character.isOctalDigit(ch.charCodeAt(0))) {
|
|
6022 |
// Illegal: \1 \2
|
|
6023 |
this.throwUnexpectedToken(messages_1.Messages.TemplateOctalLiteral);
|
|
6024 |
}
|
|
6025 |
else {
|
|
6026 |
cooked += ch;
|
|
6027 |
}
|
|
6028 |
break;
|
|
6029 |
}
|
|
6030 |
}
|
|
6031 |
else {
|
|
6032 |
++this.lineNumber;
|
|
6033 |
if (ch === '\r' && this.source[this.index] === '\n') {
|
|
6034 |
++this.index;
|
|
6035 |
}
|
|
6036 |
this.lineStart = this.index;
|
|
6037 |
}
|
|
6038 |
}
|
|
6039 |
else if (character_1.Character.isLineTerminator(ch.charCodeAt(0))) {
|
|
6040 |
++this.lineNumber;
|
|
6041 |
if (ch === '\r' && this.source[this.index] === '\n') {
|
|
6042 |
++this.index;
|
|
6043 |
}
|
|
6044 |
this.lineStart = this.index;
|
|
6045 |
cooked += '\n';
|
|
6046 |
}
|
|
6047 |
else {
|
|
6048 |
cooked += ch;
|
|
6049 |
}
|
|
6050 |
}
|
|
6051 |
if (!terminated) {
|
|
6052 |
this.throwUnexpectedToken();
|
|
6053 |
}
|
|
6054 |
if (!head) {
|
|
6055 |
this.curlyStack.pop();
|
|
6056 |
}
|
|
6057 |
return {
|
|
6058 |
type: 10 /* Template */,
|
|
6059 |
value: this.source.slice(start + 1, this.index - rawOffset),
|
|
6060 |
cooked: cooked,
|
|
6061 |
head: head,
|
|
6062 |
tail: tail,
|
|
6063 |
lineNumber: this.lineNumber,
|
|
6064 |
lineStart: this.lineStart,
|
|
6065 |
start: start,
|
|
6066 |
end: this.index
|
|
6067 |
};
|
|
6068 |
};
|
|
6069 |
// https://tc39.github.io/ecma262/#sec-literals-regular-expression-literals
|
|
6070 |
Scanner.prototype.testRegExp = function (pattern, flags) {
|
|
6071 |
// The BMP character to use as a replacement for astral symbols when
|
|
6072 |
// translating an ES6 "u"-flagged pattern to an ES5-compatible
|
|
6073 |
// approximation.
|
|
6074 |
// Note: replacing with '\uFFFF' enables false positives in unlikely
|
|
6075 |
// scenarios. For example, `[\u{1044f}-\u{10440}]` is an invalid
|
|
6076 |
// pattern that would not be detected by this substitution.
|
|
6077 |
var astralSubstitute = '\uFFFF';
|
|
6078 |
var tmp = pattern;
|
|
6079 |
var self = this;
|
|
6080 |
if (flags.indexOf('u') >= 0) {
|
|
6081 |
tmp = tmp
|
|
6082 |
.replace(/\\u\{([0-9a-fA-F]+)\}|\\u([a-fA-F0-9]{4})/g, function ($0, $1, $2) {
|
|
6083 |
var codePoint = parseInt($1 || $2, 16);
|
|
6084 |
if (codePoint > 0x10FFFF) {
|
|
6085 |
self.throwUnexpectedToken(messages_1.Messages.InvalidRegExp);
|
|
6086 |
}
|
|
6087 |
if (codePoint <= 0xFFFF) {
|
|
6088 |
return String.fromCharCode(codePoint);
|
|
6089 |
}
|
|
6090 |
return astralSubstitute;
|
|
6091 |
})
|
|
6092 |
.replace(/[\uD800-\uDBFF][\uDC00-\uDFFF]/g, astralSubstitute);
|
|
6093 |
}
|
|
6094 |
// First, detect invalid regular expressions.
|
|
6095 |
try {
|
|
6096 |
RegExp(tmp);
|
|
6097 |
}
|
|
6098 |
catch (e) {
|
|
6099 |
this.throwUnexpectedToken(messages_1.Messages.InvalidRegExp);
|
|
6100 |
}
|
|
6101 |
// Return a regular expression object for this pattern-flag pair, or
|
|
6102 |
// `null` in case the current environment doesn't support the flags it
|
|
6103 |
// uses.
|
|
6104 |
try {
|
|
6105 |
return new RegExp(pattern, flags);
|
|
6106 |
}
|
|
6107 |
catch (exception) {
|
|
6108 |
/* istanbul ignore next */
|
|
6109 |
return null;
|
|
6110 |
}
|
|
6111 |
};
|
|
6112 |
Scanner.prototype.scanRegExpBody = function () {
|
|
6113 |
var ch = this.source[this.index];
|
|
6114 |
assert_1.assert(ch === '/', 'Regular expression literal must start with a slash');
|
|
6115 |
var str = this.source[this.index++];
|
|
6116 |
var classMarker = false;
|
|
6117 |
var terminated = false;
|
|
6118 |
while (!this.eof()) {
|
|
6119 |
ch = this.source[this.index++];
|
|
6120 |
str += ch;
|
|
6121 |
if (ch === '\\') {
|
|
6122 |
ch = this.source[this.index++];
|
|
6123 |
// https://tc39.github.io/ecma262/#sec-literals-regular-expression-literals
|
|
6124 |
if (character_1.Character.isLineTerminator(ch.charCodeAt(0))) {
|
|
6125 |
this.throwUnexpectedToken(messages_1.Messages.UnterminatedRegExp);
|
|
6126 |
}
|
|
6127 |
str += ch;
|
|
6128 |
}
|
|
6129 |
else if (character_1.Character.isLineTerminator(ch.charCodeAt(0))) {
|
|
6130 |
this.throwUnexpectedToken(messages_1.Messages.UnterminatedRegExp);
|
|
6131 |
}
|
|
6132 |
else if (classMarker) {
|
|
6133 |
if (ch === ']') {
|
|
6134 |
classMarker = false;
|
|
6135 |
}
|
|
6136 |
}
|
|
6137 |
else {
|
|
6138 |
if (ch === '/') {
|
|
6139 |
terminated = true;
|
|
6140 |
break;
|
|
6141 |
}
|
|
6142 |
else if (ch === '[') {
|
|
6143 |
classMarker = true;
|
|
6144 |
}
|
|
6145 |
}
|
|
6146 |
}
|
|
6147 |
if (!terminated) {
|
|
6148 |
this.throwUnexpectedToken(messages_1.Messages.UnterminatedRegExp);
|
|
6149 |
}
|
|
6150 |
// Exclude leading and trailing slash.
|
|
6151 |
return str.substr(1, str.length - 2);
|
|
6152 |
};
|
|
6153 |
Scanner.prototype.scanRegExpFlags = function () {
|
|
6154 |
var str = '';
|
|
6155 |
var flags = '';
|
|
6156 |
while (!this.eof()) {
|
|
6157 |
var ch = this.source[this.index];
|
|
6158 |
if (!character_1.Character.isIdentifierPart(ch.charCodeAt(0))) {
|
|
6159 |
break;
|
|
6160 |
}
|
|
6161 |
++this.index;
|
|
6162 |
if (ch === '\\' && !this.eof()) {
|
|
6163 |
ch = this.source[this.index];
|
|
6164 |
if (ch === 'u') {
|
|
6165 |
++this.index;
|
|
6166 |
var restore = this.index;
|
|
6167 |
var char = this.scanHexEscape('u');
|
|
6168 |
if (char !== null) {
|
|
6169 |
flags += char;
|
|
6170 |
for (str += '\\u'; restore < this.index; ++restore) {
|
|
6171 |
str += this.source[restore];
|
|
6172 |
}
|
|
6173 |
}
|
|
6174 |
else {
|
|
6175 |
this.index = restore;
|
|
6176 |
flags += 'u';
|
|
6177 |
str += '\\u';
|
|
6178 |
}
|
|
6179 |
this.tolerateUnexpectedToken();
|
|
6180 |
}
|
|
6181 |
else {
|
|
6182 |
str += '\\';
|
|
6183 |
this.tolerateUnexpectedToken();
|
|
6184 |
}
|
|
6185 |
}
|
|
6186 |
else {
|
|
6187 |
flags += ch;
|
|
6188 |
str += ch;
|
|
6189 |
}
|
|
6190 |
}
|
|
6191 |
return flags;
|
|
6192 |
};
|
|
6193 |
Scanner.prototype.scanRegExp = function () {
|
|
6194 |
var start = this.index;
|
|
6195 |
var pattern = this.scanRegExpBody();
|
|
6196 |
var flags = this.scanRegExpFlags();
|
|
6197 |
var value = this.testRegExp(pattern, flags);
|
|
6198 |
return {
|
|
6199 |
type: 9 /* RegularExpression */,
|
|
6200 |
value: '',
|
|
6201 |
pattern: pattern,
|
|
6202 |
flags: flags,
|
|
6203 |
regex: value,
|
|
6204 |
lineNumber: this.lineNumber,
|
|
6205 |
lineStart: this.lineStart,
|
|
6206 |
start: start,
|
|
6207 |
end: this.index
|
|
6208 |
};
|
|
6209 |
};
|
|
6210 |
Scanner.prototype.lex = function () {
|
|
6211 |
if (this.eof()) {
|
|
6212 |
return {
|
|
6213 |
type: 2 /* EOF */,
|
|
6214 |
value: '',
|
|
6215 |
lineNumber: this.lineNumber,
|
|
6216 |
lineStart: this.lineStart,
|
|
6217 |
start: this.index,
|
|
6218 |
end: this.index
|
|
6219 |
};
|
|
6220 |
}
|
|
6221 |
var cp = this.source.charCodeAt(this.index);
|
|
6222 |
if (character_1.Character.isIdentifierStart(cp)) {
|
|
6223 |
return this.scanIdentifier();
|
|
6224 |
}
|
|
6225 |
// Very common: ( and ) and ;
|
|
6226 |
if (cp === 0x28 || cp === 0x29 || cp === 0x3B) {
|
|
6227 |
return this.scanPunctuator();
|
|
6228 |
}
|
|
6229 |
// String literal starts with single quote (U+0027) or double quote (U+0022).
|
|
6230 |
if (cp === 0x27 || cp === 0x22) {
|
|
6231 |
return this.scanStringLiteral();
|
|
6232 |
}
|
|
6233 |
// Dot (.) U+002E can also start a floating-point number, hence the need
|
|
6234 |
// to check the next character.
|
|
6235 |
if (cp === 0x2E) {
|
|
6236 |
if (character_1.Character.isDecimalDigit(this.source.charCodeAt(this.index + 1))) {
|
|
6237 |
return this.scanNumericLiteral();
|
|
6238 |
}
|
|
6239 |
return this.scanPunctuator();
|
|
6240 |
}
|
|
6241 |
if (character_1.Character.isDecimalDigit(cp)) {
|
|
6242 |
return this.scanNumericLiteral();
|
|
6243 |
}
|
|
6244 |
// Template literals start with ` (U+0060) for template head
|
|
6245 |
// or } (U+007D) for template middle or template tail.
|
|
6246 |
if (cp === 0x60 || (cp === 0x7D && this.curlyStack[this.curlyStack.length - 1] === '${')) {
|
|
6247 |
return this.scanTemplate();
|
|
6248 |
}
|
|
6249 |
// Possible identifier start in a surrogate pair.
|
|
6250 |
if (cp >= 0xD800 && cp < 0xDFFF) {
|
|
6251 |
if (character_1.Character.isIdentifierStart(this.codePointAt(this.index))) {
|
|
6252 |
return this.scanIdentifier();
|
|
6253 |
}
|
|
6254 |
}
|
|
6255 |
return this.scanPunctuator();
|
|
6256 |
};
|
|
6257 |
return Scanner;
|
|
6258 |
}());
|
|
6259 |
exports.Scanner = Scanner;
|
|
6260 |
|
|
6261 |
|
|
6262 |
/***/ },
|
|
6263 |
/* 13 */
|
|
6264 |
/***/ function(module, exports) {
|
|
6265 |
|
|
6266 |
"use strict";
|
|
6267 |
Object.defineProperty(exports, "__esModule", { value: true });
|
|
6268 |
exports.TokenName = {};
|
|
6269 |
exports.TokenName[1 /* BooleanLiteral */] = 'Boolean';
|
|
6270 |
exports.TokenName[2 /* EOF */] = '<end>';
|
|
6271 |
exports.TokenName[3 /* Identifier */] = 'Identifier';
|
|
6272 |
exports.TokenName[4 /* Keyword */] = 'Keyword';
|
|
6273 |
exports.TokenName[5 /* NullLiteral */] = 'Null';
|
|
6274 |
exports.TokenName[6 /* NumericLiteral */] = 'Numeric';
|
|
6275 |
exports.TokenName[7 /* Punctuator */] = 'Punctuator';
|
|
6276 |
exports.TokenName[8 /* StringLiteral */] = 'String';
|
|
6277 |
exports.TokenName[9 /* RegularExpression */] = 'RegularExpression';
|
|
6278 |
exports.TokenName[10 /* Template */] = 'Template';
|
|
6279 |
|
|
6280 |
|
|
6281 |
/***/ },
|
|
6282 |
/* 14 */
|
|
6283 |
/***/ function(module, exports) {
|
|
6284 |
|
|
6285 |
"use strict";
|
|
6286 |
// Generated by generate-xhtml-entities.js. DO NOT MODIFY!
|
|
6287 |
Object.defineProperty(exports, "__esModule", { value: true });
|
|
6288 |
exports.XHTMLEntities = {
|
|
6289 |
quot: '\u0022',
|
|
6290 |
amp: '\u0026',
|
|
6291 |
apos: '\u0027',
|
|
6292 |
gt: '\u003E',
|
|
6293 |
nbsp: '\u00A0',
|
|
6294 |
iexcl: '\u00A1',
|
|
6295 |
cent: '\u00A2',
|
|
6296 |
pound: '\u00A3',
|
|
6297 |
curren: '\u00A4',
|
|
6298 |
yen: '\u00A5',
|
|
6299 |
brvbar: '\u00A6',
|
|
6300 |
sect: '\u00A7',
|
|
6301 |
uml: '\u00A8',
|
|
6302 |
copy: '\u00A9',
|
|
6303 |
ordf: '\u00AA',
|
|
6304 |
laquo: '\u00AB',
|
|
6305 |
not: '\u00AC',
|
|
6306 |
shy: '\u00AD',
|
|
6307 |
reg: '\u00AE',
|
|
6308 |
macr: '\u00AF',
|
|
6309 |
deg: '\u00B0',
|
|
6310 |
plusmn: '\u00B1',
|
|
6311 |
sup2: '\u00B2',
|
|
6312 |
sup3: '\u00B3',
|
|
6313 |
acute: '\u00B4',
|
|
6314 |
micro: '\u00B5',
|
|
6315 |
para: '\u00B6',
|
|
6316 |
middot: '\u00B7',
|
|
6317 |
cedil: '\u00B8',
|
|
6318 |
sup1: '\u00B9',
|
|
6319 |
ordm: '\u00BA',
|
|
6320 |
raquo: '\u00BB',
|
|
6321 |
frac14: '\u00BC',
|
|
6322 |
frac12: '\u00BD',
|
|
6323 |
frac34: '\u00BE',
|
|
6324 |
iquest: '\u00BF',
|
|
6325 |
Agrave: '\u00C0',
|
|
6326 |
Aacute: '\u00C1',
|
|
6327 |
Acirc: '\u00C2',
|
|
6328 |
Atilde: '\u00C3',
|
|
6329 |
Auml: '\u00C4',
|
|
6330 |
Aring: '\u00C5',
|
|
6331 |
AElig: '\u00C6',
|
|
6332 |
Ccedil: '\u00C7',
|
|
6333 |
Egrave: '\u00C8',
|
|
6334 |
Eacute: '\u00C9',
|
|
6335 |
Ecirc: '\u00CA',
|
|
6336 |
Euml: '\u00CB',
|
|
6337 |
Igrave: '\u00CC',
|
|
6338 |
Iacute: '\u00CD',
|
|
6339 |
Icirc: '\u00CE',
|
|
6340 |
Iuml: '\u00CF',
|
|
6341 |
ETH: '\u00D0',
|
|
6342 |
Ntilde: '\u00D1',
|
|
6343 |
Ograve: '\u00D2',
|
|
6344 |
Oacute: '\u00D3',
|
|
6345 |
Ocirc: '\u00D4',
|
|
6346 |
Otilde: '\u00D5',
|
|
6347 |
Ouml: '\u00D6',
|
|
6348 |
times: '\u00D7',
|
|
6349 |
Oslash: '\u00D8',
|
|
6350 |
Ugrave: '\u00D9',
|
|
6351 |
Uacute: '\u00DA',
|
|
6352 |
Ucirc: '\u00DB',
|
|
6353 |
Uuml: '\u00DC',
|
|
6354 |
Yacute: '\u00DD',
|
|
6355 |
THORN: '\u00DE',
|
|
6356 |
szlig: '\u00DF',
|
|
6357 |
agrave: '\u00E0',
|
|
6358 |
aacute: '\u00E1',
|
|
6359 |
acirc: '\u00E2',
|
|
6360 |
atilde: '\u00E3',
|
|
6361 |
auml: '\u00E4',
|
|
6362 |
aring: '\u00E5',
|
|
6363 |
aelig: '\u00E6',
|
|
6364 |
ccedil: '\u00E7',
|
|
6365 |
egrave: '\u00E8',
|
|
6366 |
eacute: '\u00E9',
|
|
6367 |
ecirc: '\u00EA',
|
|
6368 |
euml: '\u00EB',
|
|
6369 |
igrave: '\u00EC',
|
|
6370 |
iacute: '\u00ED',
|
|
6371 |
icirc: '\u00EE',
|
|
6372 |
iuml: '\u00EF',
|
|
6373 |
eth: '\u00F0',
|
|
6374 |
ntilde: '\u00F1',
|
|
6375 |
ograve: '\u00F2',
|
|
6376 |
oacute: '\u00F3',
|
|
6377 |
ocirc: '\u00F4',
|
|
6378 |
otilde: '\u00F5',
|
|
6379 |
ouml: '\u00F6',
|
|
6380 |
divide: '\u00F7',
|
|
6381 |
oslash: '\u00F8',
|
|
6382 |
ugrave: '\u00F9',
|
|
6383 |
uacute: '\u00FA',
|
|
6384 |
ucirc: '\u00FB',
|
|
6385 |
uuml: '\u00FC',
|
|
6386 |
yacute: '\u00FD',
|
|
6387 |
thorn: '\u00FE',
|
|
6388 |
yuml: '\u00FF',
|
|
6389 |
OElig: '\u0152',
|
|
6390 |
oelig: '\u0153',
|
|
6391 |
Scaron: '\u0160',
|
|
6392 |
scaron: '\u0161',
|
|
6393 |
Yuml: '\u0178',
|
|
6394 |
fnof: '\u0192',
|
|
6395 |
circ: '\u02C6',
|
|
6396 |
tilde: '\u02DC',
|
|
6397 |
Alpha: '\u0391',
|
|
6398 |
Beta: '\u0392',
|
|
6399 |
Gamma: '\u0393',
|
|
6400 |
Delta: '\u0394',
|
|
6401 |
Epsilon: '\u0395',
|
|
6402 |
Zeta: '\u0396',
|
|
6403 |
Eta: '\u0397',
|
|
6404 |
Theta: '\u0398',
|
|
6405 |
Iota: '\u0399',
|
|
6406 |
Kappa: '\u039A',
|
|
6407 |
Lambda: '\u039B',
|
|
6408 |
Mu: '\u039C',
|
|
6409 |
Nu: '\u039D',
|
|
6410 |
Xi: '\u039E',
|
|
6411 |
Omicron: '\u039F',
|
|
6412 |
Pi: '\u03A0',
|
|
6413 |
Rho: '\u03A1',
|
|
6414 |
Sigma: '\u03A3',
|
|
6415 |
Tau: '\u03A4',
|
|
6416 |
Upsilon: '\u03A5',
|
|
6417 |
Phi: '\u03A6',
|
|
6418 |
Chi: '\u03A7',
|
|
6419 |
Psi: '\u03A8',
|
|
6420 |
Omega: '\u03A9',
|
|
6421 |
alpha: '\u03B1',
|
|
6422 |
beta: '\u03B2',
|
|
6423 |
gamma: '\u03B3',
|
|
6424 |
delta: '\u03B4',
|
|
6425 |
epsilon: '\u03B5',
|
|
6426 |
zeta: '\u03B6',
|
|
6427 |
eta: '\u03B7',
|
|
6428 |
theta: '\u03B8',
|
|
6429 |
iota: '\u03B9',
|
|
6430 |
kappa: '\u03BA',
|
|
6431 |
lambda: '\u03BB',
|
|
6432 |
mu: '\u03BC',
|
|
6433 |
nu: '\u03BD',
|
|
6434 |
xi: '\u03BE',
|
|
6435 |
omicron: '\u03BF',
|
|
6436 |
pi: '\u03C0',
|
|
6437 |
rho: '\u03C1',
|
|
6438 |
sigmaf: '\u03C2',
|
|
6439 |
sigma: '\u03C3',
|
|
6440 |
tau: '\u03C4',
|
|
6441 |
upsilon: '\u03C5',
|
|
6442 |
phi: '\u03C6',
|
|
6443 |
chi: '\u03C7',
|
|
6444 |
psi: '\u03C8',
|
|
6445 |
omega: '\u03C9',
|
|
6446 |
thetasym: '\u03D1',
|
|
6447 |
upsih: '\u03D2',
|
|
6448 |
piv: '\u03D6',
|
|
6449 |
ensp: '\u2002',
|
|
6450 |
emsp: '\u2003',
|
|
6451 |
thinsp: '\u2009',
|
|
6452 |
zwnj: '\u200C',
|
|
6453 |
zwj: '\u200D',
|
|
6454 |
lrm: '\u200E',
|
|
6455 |
rlm: '\u200F',
|
|
6456 |
ndash: '\u2013',
|
|
6457 |
mdash: '\u2014',
|
|
6458 |
lsquo: '\u2018',
|
|
6459 |
rsquo: '\u2019',
|
|
6460 |
sbquo: '\u201A',
|
|
6461 |
ldquo: '\u201C',
|
|
6462 |
rdquo: '\u201D',
|
|
6463 |
bdquo: '\u201E',
|
|
6464 |
dagger: '\u2020',
|
|
6465 |
Dagger: '\u2021',
|
|
6466 |
bull: '\u2022',
|
|
6467 |
hellip: '\u2026',
|
|
6468 |
permil: '\u2030',
|
|
6469 |
prime: '\u2032',
|
|
6470 |
Prime: '\u2033',
|
|
6471 |
lsaquo: '\u2039',
|
|
6472 |
rsaquo: '\u203A',
|
|
6473 |
oline: '\u203E',
|
|
6474 |
frasl: '\u2044',
|
|
6475 |
euro: '\u20AC',
|
|
6476 |
image: '\u2111',
|
|
6477 |
weierp: '\u2118',
|
|
6478 |
real: '\u211C',
|
|
6479 |
trade: '\u2122',
|
|
6480 |
alefsym: '\u2135',
|
|
6481 |
larr: '\u2190',
|
|
6482 |
uarr: '\u2191',
|
|
6483 |
rarr: '\u2192',
|
|
6484 |
darr: '\u2193',
|
|
6485 |
harr: '\u2194',
|
|
6486 |
crarr: '\u21B5',
|
|
6487 |
lArr: '\u21D0',
|
|
6488 |
uArr: '\u21D1',
|
|
6489 |
rArr: '\u21D2',
|
|
6490 |
dArr: '\u21D3',
|
|
6491 |
hArr: '\u21D4',
|
|
6492 |
forall: '\u2200',
|
|
6493 |
part: '\u2202',
|
|
6494 |
exist: '\u2203',
|
|
6495 |
empty: '\u2205',
|
|
6496 |
nabla: '\u2207',
|
|
6497 |
isin: '\u2208',
|
|
6498 |
notin: '\u2209',
|
|
6499 |
ni: '\u220B',
|
|
6500 |
prod: '\u220F',
|
|
6501 |
sum: '\u2211',
|
|
6502 |
minus: '\u2212',
|
|
6503 |
lowast: '\u2217',
|
|
6504 |
radic: '\u221A',
|
|
6505 |
prop: '\u221D',
|
|
6506 |
infin: '\u221E',
|
|
6507 |
ang: '\u2220',
|
|
6508 |
and: '\u2227',
|
|
6509 |
or: '\u2228',
|
|
6510 |
cap: '\u2229',
|
|
6511 |
cup: '\u222A',
|
|
6512 |
int: '\u222B',
|
|
6513 |
there4: '\u2234',
|
|
6514 |
sim: '\u223C',
|
|
6515 |
cong: '\u2245',
|
|
6516 |
asymp: '\u2248',
|
|
6517 |
ne: '\u2260',
|
|
6518 |
equiv: '\u2261',
|
|
6519 |
le: '\u2264',
|
|
6520 |
ge: '\u2265',
|
|
6521 |
sub: '\u2282',
|
|
6522 |
sup: '\u2283',
|
|
6523 |
nsub: '\u2284',
|
|
6524 |
sube: '\u2286',
|
|
6525 |
supe: '\u2287',
|
|
6526 |
oplus: '\u2295',
|
|
6527 |
otimes: '\u2297',
|
|
6528 |
perp: '\u22A5',
|
|
6529 |
sdot: '\u22C5',
|
|
6530 |
lceil: '\u2308',
|
|
6531 |
rceil: '\u2309',
|
|
6532 |
lfloor: '\u230A',
|
|
6533 |
rfloor: '\u230B',
|
|
6534 |
loz: '\u25CA',
|
|
6535 |
spades: '\u2660',
|
|
6536 |
clubs: '\u2663',
|
|
6537 |
hearts: '\u2665',
|
|
6538 |
diams: '\u2666',
|
|
6539 |
lang: '\u27E8',
|
|
6540 |
rang: '\u27E9'
|
|
6541 |
};
|
|
6542 |
|
|
6543 |
|
|
6544 |
/***/ },
|
|
6545 |
/* 15 */
|
|
6546 |
/***/ function(module, exports, __webpack_require__) {
|
|
6547 |
|
|
6548 |
"use strict";
|
|
6549 |
Object.defineProperty(exports, "__esModule", { value: true });
|
|
6550 |
var error_handler_1 = __webpack_require__(10);
|
|
6551 |
var scanner_1 = __webpack_require__(12);
|
|
6552 |
var token_1 = __webpack_require__(13);
|
|
6553 |
var Reader = (function () {
|
|
6554 |
function Reader() {
|
|
6555 |
this.values = [];
|
|
6556 |
this.curly = this.paren = -1;
|
|
6557 |
}
|
|
6558 |
// A function following one of those tokens is an expression.
|
|
6559 |
Reader.prototype.beforeFunctionExpression = function (t) {
|
|
6560 |
return ['(', '{', '[', 'in', 'typeof', 'instanceof', 'new',
|
|
6561 |
'return', 'case', 'delete', 'throw', 'void',
|
|
6562 |
// assignment operators
|
|
6563 |
'=', '+=', '-=', '*=', '**=', '/=', '%=', '<<=', '>>=', '>>>=',
|
|
6564 |
'&=', '|=', '^=', ',',
|
|
6565 |
// binary/unary operators
|
|
6566 |
'+', '-', '*', '**', '/', '%', '++', '--', '<<', '>>', '>>>', '&',
|
|
6567 |
'|', '^', '!', '~', '&&', '||', '?', ':', '===', '==', '>=',
|
|
6568 |
'<=', '<', '>', '!=', '!=='].indexOf(t) >= 0;
|
|
6569 |
};
|
|
6570 |
// Determine if forward slash (/) is an operator or part of a regular expression
|
|
6571 |
// https://github.com/mozilla/sweet.js/wiki/design
|
|
6572 |
Reader.prototype.isRegexStart = function () {
|
|
6573 |
var previous = this.values[this.values.length - 1];
|
|
6574 |
var regex = (previous !== null);
|
|
6575 |
switch (previous) {
|
|
6576 |
case 'this':
|
|
6577 |
case ']':
|
|
6578 |
regex = false;
|
|
6579 |
break;
|
|
6580 |
case ')':
|
|
6581 |
var keyword = this.values[this.paren - 1];
|
|
6582 |
regex = (keyword === 'if' || keyword === 'while' || keyword === 'for' || keyword === 'with');
|
|
6583 |
break;
|
|
6584 |
case '}':
|
|
6585 |
// Dividing a function by anything makes little sense,
|
|
6586 |
// but we have to check for that.
|
|
6587 |
regex = false;
|
|
6588 |
if (this.values[this.curly - 3] === 'function') {
|
|
6589 |
// Anonymous function, e.g. function(){} /42
|
|
6590 |
var check = this.values[this.curly - 4];
|
|
6591 |
regex = check ? !this.beforeFunctionExpression(check) : false;
|
|
6592 |
}
|
|
6593 |
else if (this.values[this.curly - 4] === 'function') {
|
|
6594 |
// Named function, e.g. function f(){} /42/
|
|
6595 |
var check = this.values[this.curly - 5];
|
|
6596 |
regex = check ? !this.beforeFunctionExpression(check) : true;
|
|
6597 |
}
|
|
6598 |
break;
|
|
6599 |
default:
|
|
6600 |
break;
|
|
6601 |
}
|
|
6602 |
return regex;
|
|
6603 |
};
|
|
6604 |
Reader.prototype.push = function (token) {
|
|
6605 |
if (token.type === 7 /* Punctuator */ || token.type === 4 /* Keyword */) {
|
|
6606 |
if (token.value === '{') {
|
|
6607 |
this.curly = this.values.length;
|
|
6608 |
}
|
|
6609 |
else if (token.value === '(') {
|
|
6610 |
this.paren = this.values.length;
|
|
6611 |
}
|
|
6612 |
this.values.push(token.value);
|
|
6613 |
}
|
|
6614 |
else {
|
|
6615 |
this.values.push(null);
|
|
6616 |
}
|
|
6617 |
};
|
|
6618 |
return Reader;
|
|
6619 |
}());
|
|
6620 |
var Tokenizer = (function () {
|
|
6621 |
function Tokenizer(code, config) {
|
|
6622 |
this.errorHandler = new error_handler_1.ErrorHandler();
|
|
6623 |
this.errorHandler.tolerant = config ? (typeof config.tolerant === 'boolean' && config.tolerant) : false;
|
|
6624 |
this.scanner = new scanner_1.Scanner(code, this.errorHandler);
|
|
6625 |
this.scanner.trackComment = config ? (typeof config.comment === 'boolean' && config.comment) : false;
|
|
6626 |
this.trackRange = config ? (typeof config.range === 'boolean' && config.range) : false;
|
|
6627 |
this.trackLoc = config ? (typeof config.loc === 'boolean' && config.loc) : false;
|
|
6628 |
this.buffer = [];
|
|
6629 |
this.reader = new Reader();
|
|
6630 |
}
|
|
6631 |
Tokenizer.prototype.errors = function () {
|
|
6632 |
return this.errorHandler.errors;
|
|
6633 |
};
|
|
6634 |
Tokenizer.prototype.getNextToken = function () {
|
|
6635 |
if (this.buffer.length === 0) {
|
|
6636 |
var comments = this.scanner.scanComments();
|
|
6637 |
if (this.scanner.trackComment) {
|
|
6638 |
for (var i = 0; i < comments.length; ++i) {
|
|
6639 |
var e = comments[i];
|
|
6640 |
var value = this.scanner.source.slice(e.slice[0], e.slice[1]);
|
|
6641 |
var comment = {
|
|
6642 |
type: e.multiLine ? 'BlockComment' : 'LineComment',
|
|
6643 |
value: value
|
|
6644 |
};
|
|
6645 |
if (this.trackRange) {
|
|
6646 |
comment.range = e.range;
|
|
6647 |
}
|
|
6648 |
if (this.trackLoc) {
|
|
6649 |
comment.loc = e.loc;
|
|
6650 |
}
|
|
6651 |
this.buffer.push(comment);
|
|
6652 |
}
|
|
6653 |
}
|
|
6654 |
if (!this.scanner.eof()) {
|
|
6655 |
var loc = void 0;
|
|
6656 |
if (this.trackLoc) {
|
|
6657 |
loc = {
|
|
6658 |
start: {
|
|
6659 |
line: this.scanner.lineNumber,
|
|
6660 |
column: this.scanner.index - this.scanner.lineStart
|
|
6661 |
},
|
|
6662 |
end: {}
|
|
6663 |
};
|
|
6664 |
}
|
|
6665 |
var startRegex = (this.scanner.source[this.scanner.index] === '/') && this.reader.isRegexStart();
|
|
6666 |
var token = startRegex ? this.scanner.scanRegExp() : this.scanner.lex();
|
|
6667 |
this.reader.push(token);
|
|
6668 |
var entry = {
|
|
6669 |
type: token_1.TokenName[token.type],
|
|
6670 |
value: this.scanner.source.slice(token.start, token.end)
|
|
6671 |
};
|
|
6672 |
if (this.trackRange) {
|
|
6673 |
entry.range = [token.start, token.end];
|
|
6674 |
}
|
|
6675 |
if (this.trackLoc) {
|
|
6676 |
loc.end = {
|
|
6677 |
line: this.scanner.lineNumber,
|
|
6678 |
column: this.scanner.index - this.scanner.lineStart
|
|
6679 |
};
|
|
6680 |
entry.loc = loc;
|
|
6681 |
}
|
|
6682 |
if (token.type === 9 /* RegularExpression */) {
|
|
6683 |
var pattern = token.pattern;
|
|
6684 |
var flags = token.flags;
|
|
6685 |
entry.regex = { pattern: pattern, flags: flags };
|
|
6686 |
}
|
|
6687 |
this.buffer.push(entry);
|
|
6688 |
}
|
|
6689 |
}
|
|
6690 |
return this.buffer.shift();
|
|
6691 |
};
|
|
6692 |
return Tokenizer;
|
|
6693 |
}());
|
|
6694 |
exports.Tokenizer = Tokenizer;
|
|
6695 |
|
|
6696 |
|
|
6697 |
/***/ }
|
|
6698 |
/******/ ])
|
|
6699 |
});
|
|
6700 |
; |