diff options
Diffstat (limited to 'NEWS')
| -rw-r--r-- | NEWS | 120 |
1 files changed, 0 insertions, 120 deletions
@@ -1,120 +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] - -=== Core classes updates (outstanding ones only) - -* Array - - * Array#append [Feature #12746] - * Array#prepend [Feature #12746] - -* 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] - -* IO - - * IO#pread [Feature #4532] - * IO#pwrite [Feature #4532] - -* IOError - - * exception message "stream closed" is changed [Bug #13405] - -* Kernel - - * Kernel#yield_self [Feature #6721] - -* Numeric - - * Numerical comparison operators (<,<=,>=,>) no longer rescue exceptions - of #coerce. Return nil in #coerce if the coercion is impossible. - [Feature #7688] - -* 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 Onigmo 6.1.1. - * Support absent operator https://github.com/k-takata/Onigmo/issues/82 - -* Thread - - * Thread#fetch [Feature #13009] - -* 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] - -=== Stdlib updates (outstanding ones only) - -* Net::HTTP - * 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. - -=== Compatibility issues (excluding feature bug fixes) - -* Random.raw_seed renamed to become Random.urandom. It is now - applicable to non-seeding purposes due to [Bug #9569]. - -* BasicSocket#read_nonblock and BasicSocket#write_nonblock no - longer sets the O_NONBLOCK file description flag as side effect - [Feature #13362] - -=== Stdlib compatibility issues (excluding feature bug fixes) - -* mathn.rb - Removed from stdlib. [Feature #10169] - -=== 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] - -=== Miscellaneous changes - -* 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] |