File: unscopables.js

package info (click to toggle)
qtdeclarative-opensource-src 5.15.2%2Bdfsg-6
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 259,220 kB
  • sloc: javascript: 512,396; cpp: 493,894; xml: 8,892; python: 3,304; ansic: 2,764; sh: 206; makefile: 59; php: 27
file content (22 lines) | stat: -rw-r--r-- 647 bytes parent folder | download | duplicates (11)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
// Copyright 2015 Mike Pennisi. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
es6id: 8.1.1.4.1
description: >
    `Symbol.unscopables` is not referenced when finding bindings in global scope
info: |
    1. Let envRec be the global Environment Record for which the method was
       invoked.
    2. Let DclRec be envRec.[[DeclarativeRecord]].
    3. If DclRec.HasBinding(N) is true, return true.
    4. Let ObjRec be envRec.[[ObjectRecord]].
    5. Return ObjRec.HasBinding(N).
features: [Symbol.unscopables]
---*/

var x = 86;
this[Symbol.unscopables] = {
  x: true
};
assert.sameValue(x, 86);