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git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50991 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
148 lines
4.3 KiB
Text
148 lines
4.3 KiB
Text
# -*- rdoc -*-
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= NEWS for Ruby 2.3.0
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This document is a list of user visible feature changes made between
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releases except for bug fixes.
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Note that each entry is kept so brief that no reason behind or
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reference information is supplied with. For a full list of changes
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with all sufficient information, see the ChangeLog file.
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== Changes since the 2.2.0 release
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=== Language changes
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=== Core classes updates (outstanding ones only)
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* Array
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* Array#bsearch_index [Feature #10730]
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* Enumerable
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* Enumerable#grep_v is added as inverse version of Enumerable#grep.
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[Feature #11049]
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* Enumerable#chunk_while [Feature #10769]
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* Hash
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* Hash#fetch_values [Feature #10017]
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* Numeric
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* Numeric#positive? and Numeric#negative? are added, which return
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true when the receiver is positive and negative respectively.
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[Feature #11151]
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* IO
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* new mode flag File::SHARE_DELETE is available.
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this flag means to permit deleting opened file on Windows, but currently
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this affect only files opened as binary. [Feature #11218]
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* Thread
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* Thread#name, Thread#name= are added to handle thread names [Feature #11251]
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* NameError
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* NameError#receiver is added to take the receiver object. [Feature #10881]
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=== Core classes compatibility issues (excluding feature bug fixes)
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* Array
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* Array#select!, Array#keep_if, Array#reject!, and Array#delete_if
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no longer changes the receiver array instantly every time the
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block is called. [Feature #10714]
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* Array#flatten and Array#flatten! no longer try to call #to_ary
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method on elements beyond the given level. [Bug #10748]
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* Enumerable
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* Enumerable#chunk and Enumerable#slice_before no longer takes the
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initial_state argument. [Feature #10958]
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Use a local variable instead to maintain a state.
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* File::Stat
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* On Windows File::Stat#ino always returned 0, but now returns
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BY_HANDLE_FILE_INFORMATION.nFileIndexHigh/Low.
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* IO
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* IO#close doesn't raise when the IO object is closed. [Feature #10718]
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* Module
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* Module#define_method and Object.define_singleton_method now
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require method body, Proc, Method, or a block, and raise
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ArgumentError if no block is given directly. [Bug #11283]
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* pack/unpack (Array/String)
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* j and J directives for pointer width integer type. [Feature #11215]
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=== Stdlib updates (outstanding ones only)
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* Socket
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* Socket#connect_nonblock, Socket#accept_nonblock,
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TCPServer#accept_nonblock, UNIXServer#accept_nonblock,
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BasicSocket#recv_nonblock, BasicSocket#recvmsg_nonblock,
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BasicSocket#sendmsg_nonblock all support `exception :false` to return
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:wait_readable or :wait_writable symbols instead of raising
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IO::WaitReadable or IO::WaitWritable exceptions
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* BasicSocket#recv and BasicSocket#recv_nonblock allow an output
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String buffer argument like IO#read and IO#read_nonblock to reduce
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GC overhead
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* ObjectSpace (objspace)
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* ObjectSpace.count_imemo_objects is added.
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* ObjectSpace.internal_class_of is added.
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* ObjectSpace.internal_super_of is added.
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* OpenSSL
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* OpenSSL::SSL::SSLSocket#accept_nonblock and
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OpenSSL::SSL::SSLSocket#connect_nonblock supports `exception: false`.
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* Pathname
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* Pathname#descend and Pathname#ascend supported blockless form.
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[Feature #11052]
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* io/wait
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* IO#wait_readable no longer checks FIONREAD, it may be used for
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non-bytestream IO such as listen sockets.
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=== Stdlib compatibility issues (excluding feature bug fixes)
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* lib/webrick/utils.rb
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* removed unused argument. https://github.com/ruby/ruby/pull/356
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* lib/drb/drb.rb
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* removed unused argument. https://github.com/ruby/ruby/pull/515
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* lib/base64.rb
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* Base64.urlsafe_encode64: added a "padding" option to suppress
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the padding character ("=").
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* Base64.urlsafe_decode64: now it accepts not only correctly-padded
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input but also unpadded input.
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* lib/matrix.rb
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* Add Vector#round. https://github.com/ruby/ruby/pull/802
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* ext/coverage/coverage.c
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* Coverage.peek_result: new method to allow coverage to be captured without
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stopping the coverage tool.
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* Net::Telnet
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* Net::Telnet is extracted to net-telnet gem. It's unmaintain code.
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* Rake
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* Rake is removed from stdlib.
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=== Built-in global variables compatibility issues
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* $SAFE
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* $SAFE=2 and $SAFE=3 are obsolete. If $SAFE is set to 2 or larger,
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an ArgumentError is raised. [Feature #5455]
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=== C API updates
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=== Build system updates
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=== Implementation changes
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