From: kachick1@... Date: 2021-03-20T06:33:14+00:00 Subject: [ruby-core:102949] [Ruby master Bug#17735] `Hash#transform_keys!` drops non evaluated keys Issue #17735 has been reported by kachick (Kenichi Kamiya). ---------------------------------------- Bug #17735: `Hash#transform_keys!` drops non evaluated keys https://bugs.ruby-lang.org/issues/17735 * Author: kachick (Kenichi Kamiya) * Status: Open * Priority: Normal * ruby -v: ruby 3.0.0p0 (2020-12-25 revision 95aff21468) [x86_64-darwin20] * Backport: 2.5: UNKNOWN, 2.6: UNKNOWN, 2.7: UNKNOWN, 3.0: UNKNOWN ---------------------------------------- ```ruby hash = {a: 1, b: 2, c: 3} hash.transform_values!(){ raise } rescue p hash #=> {:a=>1, :b=>2, :c=>3} ``` ```ruby hash = {a: 1, b: 2, c: 3} hash.transform_keys!(){ raise } rescue p hash #=> {} ``` Is this an intentional behavior? I expected behavior like `transform_values!` in `transform_keys!` (Keeping non evaluated key-value pairs when exiting the block). PR: https://github.com/ruby/ruby/pull/4294 -- https://bugs.ruby-lang.org/ Unsubscribe: