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Diffstat (limited to 'NEWS')
| -rw-r--r-- | NEWS | 220 |
1 files changed, 0 insertions, 220 deletions
@@ -1,220 +0,0 @@ -# -*- rdoc -*- - -= NEWS for Ruby 2.5.0 - -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 2.4.0 release - -=== Language changes - -* Top-level constant look-up is removed. [Feature #11547] - -* rescue/else/ensure are allowed inside do/end blocks. [Feature #12906] - -* refinements take place in string interpolations. [Feature #13812] - -=== Core classes updates (outstanding ones only) - -* Array - - * Array#append [Feature #12746] - * Array#prepend [Feature #12746] - -* Dir - - * Dir.glob provides new optional keyword argument, :base. - [Feature #13056] - * Dir.children [Feature #11302] - * Dir.each_child [Feature #11302] - -* File - - * :newline option to File.open implies text mode now. [Bug #13350] - * File#path now raises an IOError for files opened with - File::Constants::TMPFILE option. [Feature #13568] - * File.stat, File.exist?, and other rb_stat()-using methods release GVL - [Bug #13941] - * File.rename releases GVL [Feature #13951] - -* Hash - - * Hash#transform_keys [Feature #13583] - * Hash#transform_keys! [Feature #13583] - -* IO - - * IO#pread [Feature #4532] - * IO#pwrite [Feature #4532] - -* IOError - - * exception message "stream closed" is changed [Bug #13405] - -* Integer - - * Integer.sqrt [Feature #13219] - * Integer#step does no longer rescue exceptions when given - a step value which cannot be compared with #> to 0. [Feature #7688] - * Integer#{round,floor,ceil,truncate} now always return an Integer. - [Bug #13420] - -* Kernel - - * Kernel#yield_self [Feature #6721] - -* Net::HTTP - - * Net::HTTP.new supports no_proxy parameter [Feature #11195] - -* Numeric - - * Numerical comparison operators (<,<=,>=,>) no longer rescue exceptions - of #coerce. Return nil in #coerce if the coercion is impossible. - [Feature #7688] - -* Process - - * Precision of Process.times is improved if getrusage(2) exists. [Feature #11952] - -* Range - * Range#initialize no longer rescue exceptions when comparing begin and - end with #<=> and raise a "bad value for range" ArgumentError - but instead let the exception from the #<=> call go through. - [Feature #7688] - -* Regexp - * Update to Onigmo 6.1.1. - * Support absent operator https://github.com/k-takata/Onigmo/issues/82 - -* String - - * String#-@ deduplicates unfrozen strings. Already-frozen - strings remain unchanged for compatibility. [Feature #13077] - * -"literal" (String#-@) optimized to return the same object - (same as "literal".freeze in Ruby 2.1+) [Feature #13295] - * String#{casecmp,casecmp?} now return nil for non-string arguments - instead of raising a TypeError. [Bug #13312] - * String#delete_prefix is added to remove prefix [Feature #12694] - * String#delete_prefix! is added to remove prefix destructively [Feature #12694] - * String#delete_suffix is added to remove suffix [Feature #13665] - * String#delete_suffix! is added to remove suffix destructively [Feature #13665] - * String#each_grapheme_cluster and String#grapheme_clusters is added to - enumerate grapheme clusters [Feature #13780] - -* Regexp/String: Updated Unicode version from 9.0.0 to 10.0.0 [Feature #13685] - -* Thread - - * Thread#fetch [Feature #13009] - - * Description set by Thread#name= is now visible on Windows 10. - -* Time - - * Time#at receives 3rd argument which specifies the unit of 2nd argument. - [Feature #13919] - -* KeyError - - * KeyError#receiver [Feature #12063] - * KeyError#key [Feature #12063] - -=== Stdlib updates (outstanding ones only) - -* Bundler - - * Add Bundler to Standard Library. [Feature #12733] - -* ERB - * Add ERB#result_with_hash to render a template with local variables passed - with a Hash object. [Feature #8631] - - * Carriage returns are changed to be trimmed properly if trim_mode is specified - and used. Duplicated newlines will be removed on Windows. [Bug #5339] [Bug #11464] - -* Net::HTTP - * Add more HTTP status classes - - * Net::HTTP::STATUS_CODES is added as HTTP Status Code Repository [Misc #12935] - - * Net::HTTP#proxy_user and Net::HTTP#proxy_pass now reflects http_proxy - environment variable if the system's environment variable is multiuser - safe. [Bug #12921] - -* RbConfig - * New constants: - * RbConfig::LIMITS is added to provide the limits of C types. - -* Ripper - * New method: - * Ripper#state is added to tell the state of scanner. [Feature #13686] - - * New constants: - * Ripper::EXPR_BEG and so on for Ripper#state. - -* Set - * Add Set#to_s as alias to #inspect [Feature #13676] - * Add Set#=== as alias to #include? [Feature #13801] - -* WEBrick - - * Add Server Name Indication (SNI) support [Feature #13729] - -=== Compatibility issues (excluding feature bug fixes) - -* BasicSocket#read_nonblock and BasicSocket#write_nonblock no - longer sets the O_NONBLOCK file description flag as side effect - (on Linux only) [Feature #13362] - -* Net::HTTP - * Net::HTTP#start now pass :ENV to p_addr by default. [Bug #13351] - To avoid this, pass nil explicitly. - -* Random.raw_seed renamed to become Random.urandom. It is now - applicable to non-seeding purposes due to [Bug #9569]. - -* Socket::Ifaddr#vhid is added [Feature #13803] - -* ConditionVariable, Queue and SizedQueue reimplemented for speed. - They no longer subclass Struct. [Feature #13552] - -=== Stdlib compatibility issues (excluding feature bug fixes) - -* mathn.rb - Removed from stdlib. [Feature #10169] - -* Rubygems - * Removed "ubygems.rb" file from stdlib. It's needless after the Ruby 1.9. - -=== C API updates - -=== Supported platform changes - -=== Implementation improvements - -* (This might not be a "user visible feature change" but) Hash class's - hash function is now SipHash13. [Feature #13017] - -* SecureRandom now prefers OS-provided sources than OpenSSL. [Bug #9569] - -* Mutex rewritten to be smaller and faster [Feature #13517] - -=== Miscellaneous changes - -* Print backtrace and error message in reverse order if STDERR is unchanged and a tty. - [Feature #8661] [experimental] - -* configure option --with-ext now mandates its arguments. So for - instance if you run ./configure --with-ext=openssl,+ then the - openssl library is guaranteed compiled, otherwise the build fails - abnormally. - - Note however to always add the ",+" at the end of the argument. - Otherwise nothing but openssl are built. [Feature #13302] |