mirror of
https://github.com/ruby/ruby.git
synced 2022-11-09 12:17:21 -05:00
320c98b436
[Feature #15742] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@67474 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
101 lines
2.6 KiB
Text
101 lines
2.6 KiB
Text
# -*- rdoc -*-
|
|
|
|
= NEWS for Ruby 2.7.0
|
|
|
|
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 2.6.0 release
|
|
|
|
=== Language changes
|
|
|
|
* Method reference operator, <code>.:</code> is introduced as an
|
|
experimental feature. [Feature #12125] [Feature #13581]
|
|
|
|
* Proc.new and proc with no block in a method called with a block is warned
|
|
now.
|
|
|
|
* lambda with no block in a method called with a block errs.
|
|
|
|
* Non-Symbol keys in a keyword arguments hash was prohibited at 2.6.0, but
|
|
now allowed again. [Bug #15658]
|
|
|
|
* Numbered parameter as the default block parameter is introduced as an
|
|
experimental feature. [Feature #4475]
|
|
|
|
* A beginless range is experimentally introduced. It might not be as useful
|
|
as an endless range, but would be good for DSL purpose.
|
|
|
|
ary[..3] # identical to ary[0..3]
|
|
where(sales: ..100)
|
|
|
|
=== Core classes updates (outstanding ones only)
|
|
|
|
Enumerable::
|
|
|
|
New method::
|
|
|
|
* Added Enumerable#tally. [Feature #11076]
|
|
|
|
Enumerator::
|
|
|
|
New method::
|
|
|
|
* Added Enumerator::Yielder#to_proc so that a Yielder object can be
|
|
directly passed to another method as a block argument.
|
|
\[Feature #15618]
|
|
|
|
Regexp/String::
|
|
|
|
* Update Unicode version and Emoji version from 11.0.0 to 12.0.0.
|
|
\[Feature #15321]
|
|
|
|
=== Stdlib updates (outstanding ones only)
|
|
|
|
CSV::
|
|
|
|
* Upgrade to 3.0.4.
|
|
See https://github.com/ruby/csv/blob/master/NEWS.md.
|
|
|
|
Date::
|
|
|
|
* Date.jisx0301, Date#jisx0301, and Date.parse provisionally support the
|
|
new Japanese era as an informal extension, until the new JIS X 0301 is
|
|
issued. [Feature #15742]
|
|
|
|
ERB::
|
|
|
|
* Prohibit marshaling ERB instance.
|
|
|
|
RSS::
|
|
|
|
* Upgrade to RSS 0.2.8.
|
|
See https://github.com/ruby/rss/blob/master/NEWS.md.
|
|
|
|
=== Compatibility issues (excluding feature bug fixes)
|
|
|
|
=== Stdlib compatibility issues (excluding feature bug fixes)
|
|
|
|
profile.rb, Profiler__::
|
|
|
|
* Removed from standard library. No one maintains it from Ruby 2.0.0.
|
|
|
|
=== C API updates
|
|
|
|
=== Implementation improvements
|
|
|
|
JIT::
|
|
|
|
* Default value of --jit-max-cache is changed from 1,000 to 100
|
|
|
|
* Default value of --jit-min-calls is changed from 5 to 10,000
|
|
|
|
=== Miscellaneous changes
|
|
|
|
* Require compilers to support C99 [Misc #15347]
|
|
* Details of our dialect: https://bugs.ruby-lang.org/projects/ruby-trunk/wiki/C99
|