tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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scope-var-close.js (914B)

      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-prepareforordinarycall
      5 description: >
      6    Removal of variable environment for the function parameters and body
      7 info: |
      8    [...]
      9    3. Let callerContext be the running execution context.
     10    [...]
     11    8. Remove calleeContext from the execution context stack and restore
     12       callerContext as the running execution context.
     13    [...]
     14 ---*/
     15 
     16 var probe;
     17 
     18 // This test intentionally elides parameter expressions because their presence
     19 // triggers the creation of an additional LexicalEnvironment dedicated to the
     20 // function body (see sec-functiondeclarationinstantiation)
     21 (function() {
     22  var x = 'inside';
     23  probe = function() { return x; };
     24 }());
     25 
     26 var x = 'outside';
     27 
     28 assert.sameValue(probe(), 'inside');
     29 assert.sameValue(x, 'outside');
     30 
     31 reportCompare(0, 0);