tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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head-var-expr.js (735B)

      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 /*---
      5 description: Expression is allowed in head
      6 info: |
      7    IterationStatement : for ( ForDeclaration in Expression ) Statement
      8 
      9    1. Let keyResult be the result of performing
     10       ForIn/OfHeadEvaluation(BoundNames of ForDeclaration, Expression,
     11       enumerate).
     12    2. ReturnIfAbrupt(keyResult).
     13    3. Return ForIn/OfBodyEvaluation(ForDeclaration, Statement, keyResult,
     14       lexicalBinding, labelSet).
     15 es6id: 13.7.5.11
     16 ---*/
     17 
     18 var iterCount = 0;
     19 
     20 for (var x in null, { key: 0 }) {
     21  assert.sameValue(x, 'key');
     22  iterCount += 1;
     23 }
     24 
     25 assert.sameValue(iterCount, 1);
     26 
     27 reportCompare(0, 0);