tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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arguments-with-arguments-lex.js (891B)

      1 // Copyright (C) 2016 the V8 project authors. All rights reserved.
      2 // This code is governed by the BSD license found in the LICENSE file.
      3 /*---
      4 esid: sec-functiondeclarationinstantiation
      5 es6id: 9.2.12
      6 description: >
      7  Arguments object is created even when the body contains a function named
      8  "arguments"
      9 info: |
     10  [...]
     11  19. Else if "arguments" is an element of parameterNames, then
     12      a. Let argumentsObjectNeeded be false.
     13  20. Else if hasParameterExpressions is false, then
     14      a. If "arguments" is an element of functionNames or if "arguments" is an
     15         element of lexicalNames, then
     16         i. Let argumentsObjectNeeded be false.
     17  [...]
     18 flags: [noStrict]
     19 features: [generators]
     20 ---*/
     21 
     22 var args;
     23 
     24 var g  = function* (x = args = arguments) {
     25  let arguments;
     26 };
     27 
     28 g().next();
     29 
     30 assert.sameValue(typeof args, 'object');
     31 assert.sameValue(args.length, 0);
     32 
     33 reportCompare(0, 0);