Changes v3.39.0...v3.40.0 (130 commits) Added Error.isError stage 3 proposal: Added built-ins: Error.isError We have no bulletproof way to polyfill this method / check if the object is an error, so it's an enough naive implementation that is marked as .sham Explicit Resource Management stage 3 proposal: Updated the way async disposing of only sync disposable resources, tc39/proposal-explicit-resou
Changes v3.37.1...v3.38.0 RegExp.escape proposal: Built-ins: RegExp.escape Moved to stage 3, June 2024 and July 2024 TC39 meetings Updated the way of escaping, regex-escaping/77 Throw an error on non-strings, regex-escaping/58 Added /actual/ namespace entries, unconditional forced replacement changed to feature detection Promise.try proposal: Built-ins: Promise.try Moved to stage 3, June 2024 TC39
{ Map, Set, WeakMap, WeakSet }.{ from, of } became non-generic, following this and some other notes. Now they can be invoked without this, but no longer return subclass instances Fixed handling some cases of non-enumerable symbol keys from Symbol polyfill Removed unneeded NodeJS domains-related logic from queueMicrotask polyfill Fixed subclassing of wrapped ArrayBuffer Refactoring, many different
Re-introduced RegExp escaping stage 2 proposal, September 2023 TC39 meeting: Added RegExp.escape method with the new set of symbols for escaping Some years ago, it was presented in core-js, but it was removed after rejecting the old version of this proposal Added ArrayBuffer.prototype.{ transfer, transferToFixedLength } and support transferring of ArrayBuffers via structuredClone to engines with M
I highly recommend reading this: So, what's next? Change Array by copy proposal: Methods: Array.prototype.toReversed Array.prototype.toSorted Array.prototype.toSpliced Array.prototype.with %TypedArray%.prototype.toReversed %TypedArray%.prototype.toSorted %TypedArray%.prototype.with Moved to stable ES, January 2023 TC39 meeting Added es. namespace modules, /es/ and /stable/ namespaces entries Added
Array find from last proposal moved to the stage 3, July 2021 TC39 meeting Array filtering stage 1 proposal: Array.prototype.filterReject replaces Array.prototype.filterOut %TypedArray%.prototype.filterReject replaces %TypedArray%.prototype.filterOut Added Array grouping stage 1 proposal: Array.prototype.groupBy %TypedArray%.prototype.groupBy Work with symbols made stricter: some missed before cas
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