2020-01-14 22:42:47 -05:00
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# NEWS for Ruby 2.8.0 (tentative; to be 3.0.0)
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2020-02-16 15:00:34 -05:00
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This document is a list of user visible feature changes
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since the **2.7.0** release, except for bug fixes.
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2020-01-14 22:42:47 -05:00
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Note that each entry is kept so brief that no reason behind or reference
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information is supplied with. For a full list of changes with all
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sufficient information, see the ChangeLog file or Redmine
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(e.g. `https://bugs.ruby-lang.org/issues/$FEATURE_OR_BUG_NUMBER`).
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2020-01-18 03:46:52 -05:00
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## Language changes
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2020-01-14 22:42:47 -05:00
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2020-02-16 15:00:49 -05:00
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* $SAFE is now a normal global variable with no special behavior.
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[[Feature #16131]]
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2020-01-17 14:36:52 -05:00
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2020-02-16 15:00:49 -05:00
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* yield in singleton class definitions in methods is now a SyntaxError.
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[[Feature #15575]]
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2020-02-11 14:56:34 -05:00
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2020-01-18 03:46:52 -05:00
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## Command line options
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2020-01-18 03:46:52 -05:00
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## Core classes updates (outstanding ones only)
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2020-01-17 10:21:11 -05:00
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* Dir
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* Modified method
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* Dir.glob and Dir.[] now sort the results by default, and
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accept `sort:` keyword option. [[Feature #8709]]
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2020-01-18 03:23:20 -05:00
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* Hash
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2020-01-18 03:23:20 -05:00
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* Modified method
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2020-01-18 03:23:20 -05:00
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* Hash#transform_keys now accepts a hash that maps keys to new
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2020-01-18 03:43:07 -05:00
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keys. [[Feature #16274]]
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2020-01-14 22:42:47 -05:00
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2019-11-27 22:18:17 -05:00
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* Symbol
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* Modified method
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* Symbol#to_proc now returns a lambda Proc.
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[[Feature #16260]]
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2020-01-18 03:46:52 -05:00
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## Stdlib updates (outstanding ones only)
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2020-01-24 01:16:13 -05:00
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* Net::HTTP
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* New method
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2020-02-16 15:00:27 -05:00
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* Add Net::HTTP#verify_hostname= and Net::HTTP#verify_hostname
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to skip hostname verification. [[Feature #16555]]
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2020-01-24 01:16:13 -05:00
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2020-01-18 03:46:52 -05:00
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## Compatibility issues (excluding feature bug fixes)
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2020-01-14 22:42:47 -05:00
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2020-01-18 03:43:07 -05:00
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* Regexp literals are frozen [[Feature #8948]] [[Feature #16377]]
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2020-01-19 06:55:06 -05:00
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```ruby
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/foo/.frozen? #=> true
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```
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2020-02-16 15:00:41 -05:00
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* Bundled gems
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2020-01-16 02:56:53 -05:00
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2020-02-16 15:00:41 -05:00
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* net-telnet and xmlrpc have been removed from the bundled gems.
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If you are interested in maintaining them, please comment on
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your plan to https://github.com/ruby/xmlrpc
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or https://github.com/ruby/net-telnet.
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2020-01-16 02:56:53 -05:00
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2020-01-18 03:46:52 -05:00
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## Stdlib compatibility issues (excluding feature bug fixes)
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2020-01-14 22:42:47 -05:00
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2020-01-18 03:46:52 -05:00
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## C API updates
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2020-01-18 03:46:52 -05:00
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## Implementation improvements
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2020-01-14 22:42:47 -05:00
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2020-01-18 03:46:52 -05:00
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## Miscellaneous changes
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2020-01-18 03:43:07 -05:00
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2020-01-17 10:21:11 -05:00
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[Feature #8709]: https://bugs.ruby-lang.org/issues/8709
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2020-01-18 03:43:07 -05:00
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[Feature #8948]: https://bugs.ruby-lang.org/issues/8948
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2020-02-16 15:00:49 -05:00
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[Feature #15575]: https://bugs.ruby-lang.org/issues/15575
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[Feature #16131]: https://bugs.ruby-lang.org/issues/16131
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2019-11-27 22:18:17 -05:00
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[Feature #16260]: https://bugs.ruby-lang.org/issues/16260
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2020-01-18 03:43:07 -05:00
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[Feature #16274]: https://bugs.ruby-lang.org/issues/16274
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[Feature #16377]: https://bugs.ruby-lang.org/issues/16377
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2020-02-16 15:00:49 -05:00
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[Feature #16555]: https://bugs.ruby-lang.org/issues/16555
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