core-js-pure
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Changelog
- Added well-formed
JSON.stringify, ES2019 feature, thanks @ExE-Boss and @WebReflection for the idea - Fixed
Math.signbit, #687, thanks @chicoxyzzy
Changelog
- Added a workaround of V8 deoptimization which causes serious performance degradation (~4x in my tests) of
Array#concat, #679 - Added a workaround of V8 deoptimization which causes slightly performance degradation of
Promise, #679 - Added
(Async)Iterator.prototype.constructor -> (Async)Iteratorper this issue - Added compat data for Chromium-based Edge
Changelog
- Added a workaround of V8 deoptimization which causes serious performance degradation (~20x in my tests) of some
RegExp-related methods likeString#split, #306 - Added a workaround of V8 deoptimization which causes serious performance degradation (up to 100x in my tests) of
Array#spliceand slightlyArray#{ filter, map }, #677 - Fixed work of
fetchwith polyfilledURLSearchParams, #674 - Fixed an edge case of
String#replaceAllwith an empty search value - Added compat data for Chrome 80
package-lock.jsonno longer generated in libraries
Changelog
gopherremoved fromURLspecial cases per this issue and this PR- Added compat data for iOS 13 and Node 13.0
Changelog
Promise.allSettledmoved to stable ES, per July TC39 meetingPromise.anymoved to stage 2,.errorsproperty ofAggregateErrorinstances made non-enumerable, per July TC39 meetingusingstatement proposal moved to stage 2, addedSymbol.asyncDispose, per July TC39 meeting- Added
Array.isTemplateObjectstage 2 proposal, per June TC39 meeting - Added
Map#updateOrInsertstage 1 proposal, per July TC39 meeting - Added a fix for
Math.hypotV8 7.7 bug, since it's still not stable without adding results tocore-js-compat - Added a workaround for APIs where not possible to replace broken native
Promise, #579 - added.finallyand patched.thento / on nativePromiseprototype - Fixed crashing of Opera Presto, #595
- Fixed incorrect early breaking of
{ Map, Set, WeakMap, WeakSet }.deleteAll - Fixed some missed dependencies in entry points
- Added compat data for Node 12.5, FF 67, Safari 13
- Added support of
DISABLE_OPENCOLLECTIVEenv variable topostinstallscript - Removed
core-js-puredependency fromcore-js-compat, #590 - Fixed generation of
core-js-compaton Windows, #606
Changelog
- Refactoring. Many minor internal improvements and fixes like:
- Improved
Symbol.keyForcomplexity toO(1) - Fixed the order of arguments validation in
String.prototype.{ endsWith, includes, startsWith } - Internal implementation of
RegExp#flagshelper now respectdotAllflag (mainly related to thepureversion) - Performance optimizations related old V8
- Etc.
- Improved