blob: d81031c2a4665ce973f23adda004d16276b00ab9 (
plain)
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
|
// |reftest| shell-option(--enable-iterator-helpers) skip-if(!this.hasOwnProperty('Iterator')||!xulRuntime.shell) -- iterator-helpers is not enabled unconditionally, requires shell-options
// Copyright (C) 2023 Michael Ficarra. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-iteratorprototype.map
description: >
Iterator has throwing return
info: |
%Iterator.prototype%.map ( mapper )
features: [iterator-helpers]
flags: []
---*/
class IteratorThrows extends Iterator {
next() {
return {
done: false,
value: 0,
};
}
return() {
throw new Test262Error();
}
}
let iterator = new IteratorThrows().map(() => 0);
assert.throws(Test262Error, function () {
iterator.return();
});
reportCompare(0, 0);
|