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Diffstat (limited to 'NEWS.md')
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@@ -20,6 +20,12 @@ Note: We're only listing outstanding class updates. * `String#unpack` now raises ArgumentError for unknown directives. [[Bug #19150]] * `String#bytesplice` now accepts new arguments index/length or range of the source string to be copied. [[Feature #19314]] +* ObjectSpace::WeakKeyMap + + * New core class to build collections with weak references. + The class use equality semantic to lookup keys like a regular hash, + but it doesn't hold strong references on the keys. [[Feature #18498]] + ## Stdlib updates The following default gems are updated. |