Bug 218846
| Summary: | [JSC] Allow Symbols as keys of WeakMap / WeakSet | ||
|---|---|---|---|
| Product: | WebKit | Reporter: | Yusuke Suzuki <ysuzuki> |
| Component: | JavaScriptCore | Assignee: | Yusuke Suzuki <ysuzuki> |
| Status: | RESOLVED DUPLICATE | ||
| Severity: | Normal | CC: | rob.palmer2, webkit-bug-importer |
| Priority: | P2 | Keywords: | InRadar |
| Version: | WebKit Nightly Build | ||
| Hardware: | Unspecified | ||
| OS: | Unspecified | ||
Yusuke Suzuki
https://github.com/tc39/ecma262/pull/2038
| Attachments | ||
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| Add attachment proposed patch, testcase, etc. |
Radar WebKit Bug Importer
<rdar://problem/71580669>
Rob Palmer
The "Symbols as WeakMap keys" proposal achieved Stage 3 in the June 2022 TC39 meeting:
https://github.com/tc39/notes/blob/main/meetings/2022-06/jun-07.md#symbols-as-weakmap-keys
The V8 implementation can be seen here:
https://chromium-review.googlesource.com/c/v8/v8/+/3865056
Yusuke Suzuki
It is already implemented one month ago.
Yusuke Suzuki
*** This bug has been marked as a duplicate of bug 243483 ***