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
37
38
39
40
41
42
|
// Copyright (C) 2018 Peter Wong. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: pending
description: Iterates over each match
info: |
%RegExpStringIteratorPrototype%.next ( )
[...]
4. If O.[[Done]] is true, then
a. Return ! reateIterResultObject(undefined, true).
[...]
9. Let match be ? RegExpExec(R, S).
10. If match is null, then
a. Set O.[[Done]] to true.
b. Return ! CreateIterResultObject(undefined, true).
11. Else,
a. If global is true,
i. Let matchStr be ? ToString(? Get(match, "0")).
ii. If matchStr is the empty string,
1. Let thisIndex be ? ToLength(? Get(R, "lastIndex").
2. Let nextIndex be ! AdvanceStringIndex(S, thisIndex, fullUnicode).
3. Perform ? Set(R, "lastIndex", nextIndex, true).
iii. Return ! CreateIterResultObject(match, false).
features: [Symbol.matchAll]
includes: [compareArray.js, compareIterator.js, regExpUtils.js]
---*/
var regexp = /\w/g;
var str = 'a*b';
var iter = regexp[Symbol.matchAll](str);
assert.compareIterator(iter, [
matchValidator(['a'], 0, str),
matchValidator(['b'], 2, str)
]);
// Verifies %RegExpStringIteratorPrototype%.next() step 4
var result = iter.next();
assert.sameValue(result.value, undefined);
assert(result.done);
reportCompare(0, 0);
|