1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
|
// Copyright (C) 2015 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
description: Invocation of @@match property of user-supplied objects
es6id: 21.1.3.11
info: |
[...]
3. If regexp is neither undefined nor null, then
a. Let matcher be GetMethod(regexp, @@match).
b. ReturnIfAbrupt(matcher).
c. If matcher is not undefined, then
i. Return Call(matcher, regexp, «O»).
features: [Symbol.match]
---*/
var obj = {};
var returnVal = {};
var callCount = 0;
var thisVal, args;
obj[Symbol.match] = function() {
callCount += 1;
thisVal = this;
args = arguments;
return returnVal;
};
assert.sameValue(''.match(obj), returnVal);
assert.sameValue(callCount, 1, 'Invokes the method exactly once');
assert.sameValue(thisVal, obj);
assert.notSameValue(args, undefined);
assert.sameValue(args.length, 1);
assert.sameValue(args[0], '');
reportCompare(0, 0);
|