Branch: refs/heads/main
Home: https://github.com/WebKit/WebKit
Commit: 8310ec8b3200942d386437fba3f7280336ca9b42
https://github.com/WebKit/WebKit/commit/8310ec8b3200942d386437fba3f7280336ca9b42
Author: Tetsuharu Ohzeki <[email protected]>
Date: 2026-06-16 (Tue, 16 Jun 2026)
Changed paths:
A JSTests/stress/iterator-prototype-drop-bug315085.js
A JSTests/stress/iterator-prototype-take-bug315085.js
M Source/JavaScriptCore/builtins/JSIteratorPrototype.js
Log Message:
-----------
[JSC] Update iterator built-ins to reflect the change of
github:tc39/ecma262#3776
https://bugs.webkit.org/show_bug.cgi?id=315085
Reviewed by Yusuke Suzuki.
The change of https://github.com/tc39/ecma262/pull/3776 for iterator helper
builtins are categorized into:
- Our implementations should be changed due to they should throw a `RangeError`
corresponds to the user input value.
- `Iterator.prototype.drop`
- `Iterator.prototype.take`
- The semantics has been a bit changed but it's not related to our
implementation actually.
- `Iterator.prototype.filter`
- `Iterator.prototype.find`
- `Iterator.prototype.flatMap`
- `Iterator.prototype.forEach`
- `Iterator.prototype.map`
- `Iterator.prototype.reduce`
- `Iterator.prototype.some`
Tests: JSTests/stress/iterator-prototype-drop-bug315085.js
JSTests/stress/iterator-prototype-take-bug315085.js
* JSTests/stress/iterator-prototype-drop-bug315085.js: Added.
https://commits.webkit.org/284597@main implements `Iterator.prototype.drop`
but no stress tests. This change adds a minimum testcase.
* JSTests/stress/iterator-prototype-take-bug315085.js: Added.
https://commits.webkit.org/284597@main implements `Iterator.prototype.take`
but no stress tests. This change adds a minimum testcase.
* Source/JavaScriptCore/builtins/JSIteratorPrototype.js:
Canonical link: https://commits.webkit.org/315276@main
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