Ruby 3.4.0 preview2 Released
Updated: 2024-10-07 00:00:00
Ruby A Programmer's Best Friend Home Downloads Documentation Libraries Community News Security About Ruby Menu Ruby 3.4.0 preview2 Released Posted by naruse on 7 Oct 2024 We are pleased to announce the release of Ruby 3.4.0-preview2. Prism Switch the default parser from parse.y to Prism . Feature 20564 Language changes String literals in files without a frozen_string_literal comment now emit a deprecation warning when they are mutated . These warnings can be enabled with W:deprecated or by setting Warning[:deprecated true To disable this change , you can run Ruby with the disable-frozen-string-literal command line argument . Feature 20205 it is added to reference a block parameter . Feature 18980 Keyword splatting nil when calling methods is now supported . nil is treated similarly to