- 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