ruby/NEWS

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# -*- rdoc -*-
= NEWS for Ruby 2.4.0
This document is a list of user visible feature changes made between
releases except for bug fixes.
Note that each entry is kept so brief that no reason behind or
reference information is supplied with. For a full list of changes
with all sufficient information, see the ChangeLog file or Redmine
(e.g. <tt>https://bugs.ruby-lang.org/issues/$FEATURE_OR_BUG_NUMBER</tt>)
== Changes since the 2.3.0 release
=== Language changes
=== Core classes updates (outstanding ones only)
* Dir
* Dir.empty?. [Feature #10121]
* String
* String.new(capacity: size) [Feature #12024]
* Symbol
* Symbol#match now returns MatchData. [Bug #11991]
* MatchData
* MatchData#named_captures [Feature #11999]
=== Stdlib updates (outstanding ones only)
* CSV
* Add a liberal_parsing option. [Feature #11839]
* optparse
* Add an into option. [Feature #11191]
=== Stdlib compatibility issues (excluding feature bug fixes)
=== Built-in global variables compatibility issues
=== C API updates
* ruby_show_version() will no longer exits the process, if
RUBY_SHOW_COPYRIGHT_TO_DIE is set to 0. This will be the default in
the future.
=== Supported platform changes
=== Implementation improvements