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authornobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2010-08-27 01:48:58 +0000
committernobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2010-08-27 01:48:58 +0000
commite26c0d6d824101c679a7783d32f1c88cf6ffc7c9 (patch)
treef033d6de1d887241f6e6a4846a0046c9fe1d8f21 /doc/NEWS-1.9.2
parent5b7ccc0629baa7cd2c7ab92802ee1bf62e3ec0f4 (diff)
* NEWS: moved to doc/NEWS-1.9.2.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@29109 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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+# -*- rd -*-
+= NEWS
+
+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.
+
+== Changes since the 1.9.1 release
+=== Library updates (outstanding ones only)
+
+* builtin classes
+
+ * Array
+ * new method:
+ * Array#keep_if
+ * Array#repeated_combination
+ * Array#repeated_permutation
+ * Array#rotate
+ * Array#rotate!
+ * Array#select!
+ * Array#sort_by!
+
+ * extended methods:
+ * Array#{uniq,uniq!,product} can take a block.
+
+ * Complex
+ * new methods:
+ * Complex#rationalize
+
+ * Dir
+ * new method:
+ * Dir.home
+
+ * Encoding
+ * new encodings:
+ * Big5
+ * Big5-UAO
+ * ISO-2022-JP-KDDI
+ * SJIS-DoCoMo
+ * SJIS-KDDI
+ * SJIS-SoftBank
+ * UTF8-DoCoMo
+ * UTF8-KDDI
+ * UTF8-SoftBank
+
+ * new method:
+ * ascii_compatible?
+
+ * Enumerable
+ * New methods:
+ * Enumerable#chunk
+ * Enumerable#collect_concat
+ * Enumerable#each_entry
+ * Enumerable#flat_map
+ * Enumerable#slice_before
+
+ * Enumerator
+ * new methods:
+ * Enumerator#peek
+ * Enumerator#next_values
+ * Enumerator#peek_values
+ * Enumerator#feed
+ * StopIteration#result
+
+ * extended methods:
+ * #with_index accepts an optional argument that specifies the
+ index number to start with, defaulted to 0.
+
+ * incompatible changes:
+ * #rewind now calls the "rewind" method of the enclosed object
+ if defined.
+ * #next doesn't clear the position at end.
+
+ * ENV
+ * Uses locale's encoding
+ * ENV.[]= raises Errno::{EINVAL,ENOMEM} etc. on failure.
+ * new methods:
+ * ENV.keep_if
+ * ENV.select!
+
+ * Float
+ * new constants:
+ * Float::INFINITY
+ * Float::NAN
+ * new methods:
+ * Float#rationalize
+
+ * File
+ * new methods:
+ * File.realpath
+ * File.realdirpath
+
+ * GC::Profiler
+ * new method:
+ * GC::Profiler.total_time
+
+ * Hash
+ * new methods:
+ * Hash#keep_if
+ * Hash#select!
+
+ * IO
+ * new method:
+ * IO#autoclose=
+ * IO#autoclose?
+ * IO#fdatasync
+ * IO#codepoints
+ * IO#each_codepoint
+
+ * extended methods:
+ * IO.pipe can take a block.
+
+ * new modules:
+ * IO::WaitReadable
+ * IO::WaitWritable
+ They are used to extend non-blocking exceptions.
+
+ * Integer
+ * new methods:
+ * Integer#rationalize
+
+ * Kernel
+ * new method:
+ * Kernel#respond_to_missing?
+ * Kernel#singleton_class
+ * Kernel#require_relative
+
+ * extended methods:
+ * Kernel#respond_to? can be used to detect methods not implemented.
+ For example, Process.respond_to?(:fork) returns false on Windows.
+
+ * incompatible changes:
+ * Kernel#instance_eval yields the receiver.
+
+ * MatchData
+ * New method:
+ * MatchData#==
+
+ * NilClass
+ * new methods:
+ * NilClass#rationalize
+
+ * Object
+ * extended methods:
+ * Float() supports hexadecimal floating point format.
+ * printf() supports %a/%A format.
+
+ * Proc
+ * extended method:
+ * Proc#source_location returns location even if receiver is a method
+ defined by attr_reader / attr_writer / attr_accessor.
+
+ * Process
+ * extended methods:
+ * Process.spawn accepts [:child, FD] for a redirect target.
+
+ * Random (new class to generate pseudo-random numbers)
+
+ * Rational
+ * new methods:
+ * Rational#rationalize
+
+ * String
+ * extended methods:
+ * string[regexp, name] is supported for named capture.
+
+ * Thread
+ * new methods:
+ * Thread#add_trace_func
+ * Thread#set_trace_func
+
+ * Time
+ * extended feature:
+ * time_t restriction is removed to represent before 1901 and after 2038.
+ Proleptic Gregorian calendar is used for old dates.
+ * Time.new have optional arguments to specify date with time offset.
+ * Time#getlocal, Time#localtime have optional time offset argument.
+
+ * new method:
+ * Time#to_r
+ * Time#subsec
+ * Time#round
+
+ * incompatible changes:
+ * The year argument of Time.{utc,gm,local,mktime} is now interpreted as
+ the value itself. For example, Time.utc(99) means the year 99 AD,
+ not 1999 AD.
+
+* digest
+ * new methods:
+ * Digest::Class.base64digest
+ * Digest::Instance#base64digest
+ * Digest::Instance#base64digest!
+
+ * Digest::HMAC (digest/hmac) has been marked as deprecated because
+ it was unintentional for the experimental library to be included
+ in the final release of 1.9.1. Please use OpenSSL::HMAC instead.
+
+* rss
+
+ * 0.2.4 -> 0.2.7.
+
+ * RSS::Maker.make
+ * raise an exception not returns nil for invalid feed making.
+ * requires block.
+
+ * RSS::Maker.[]
+ * new method to return maker class.
+
+ * RSS::Maker.supported?(version)
+ * new method to check whether given version is supported.
+
+ * RSS::Maker: item.guid.permanent_link?
+ * new alias of item.guid.isPermaLink
+ * RSS::Maker: item.guid.permanent_link=
+ * new alias of item.guid.isPermaLink=
+
+* DL
+ * Now uses libffi as a backend if avaiable.
+ It means DL works fine on more platforms.
+
+* Fiddle
+ * A lightweight wrapper for libffi.
+
+* YAML
+ * Now uses libyaml as a backend if available.
+ It means YAML library supports new standards for YAML.
+
+* Psych
+ * A wrapper for libyaml.
+
+* JSON
+ * Update to JSON 1.1.9
+
+* REXML
+
+ * REXML::Document.entity_expansion_limit=
+
+ New method to set the entity expansion limit. By default the limit is
+ set to 10000. See the following URL for details.
+
+ http://www.ruby-lang.org/en/news/2008/08/23/dos-vulnerability-in-rexml/
+
+* RDoc
+
+ * Updated to RDoc 2.5.8
+
+* RubyGems
+
+ * Updated to RubyGems 1.3.7
+
+* logger
+
+ * imported upstream version (logger/1.2.7)
+ * do not raise an exception even if log writing failed.
+ * do not raise ShiftingError if an aged file already exists.
+ (no ShiftingError will be raised from 1.2.7, just warn() instead)
+
+* matrix
+ * API change to adhere strictly to mathematical definitions:
+ * Matrices must now be rectangular.
+ * trace, regular?, singular? are defined only for square matrices
+ * support for empty matrices
+ * all integer matrices now have the right determinant (also an integer)
+
+ * Matrix and Vector include Enumerable.
+
+ * new methods:
+ * Matrix.build
+ * Matrix.empty
+ * Matrix#conj
+ * Matrix#conjugate
+ * Matrix#each
+ * Matrix#each_with_index
+ * Matrix#empty?
+ * Matrix#imag
+ * Matrix#imaginary
+ * Matrix#real
+ * Matrix#real?
+ * Matrix#rect
+ * Matrix#rectangular
+
+* net/http
+ * merged net/https.
+
+* open3
+ * new methods:
+ * Open3.popen2
+ * Open3.popen2e
+ * Open3.capture3
+ * Open3.capture2
+ * Open3.capture2e
+ * Open3.pipeline_rw
+ * Open3.pipeline_r
+ * Open3.pipeline_w
+ * Open3.pipeline_start
+ * Open3.pipeline
+
+* pty
+ * new methods:
+ * PTY.open
+ * PTY.check
+ * deprecated methods:
+ * protect_signal
+ * reset_signal
+
+* openssl
+ * new methods:
+ * OpenSSL::Buffering#read_nonblock
+ * OpenSSL::Buffering#write_nonblock
+ * OpenSSL::SSL::SSLSocket#connect_nonblock
+ * OpenSSL::SSL::SSLSocket#accept_nonblock
+
+* scanf
+ * support %a/%A format.
+
+
+* socket
+
+ * incompatible changes:
+ * Socket#{recvfrom,recvfrom_nonblock,accept,accept_nonblock,sysaccept}
+ returns a sender address as Addrinfo object instead of a binary sockaddr string.
+ Addrinfo#to_s returns the old binary sockaddr string.
+ * BasicSocket#getsockopt returns Socket::Option object instead of a binary string.
+ Socket::Option#to_s returns the old binary string.
+ * Socket.do_not_reverse_lookup is turned on by default now.
+
+ * new class:
+ * Addrinfo
+ * Socket::Option
+ * Socket::AncillaryData
+
+ * new methods:
+ * Socket.ip_address_list
+ * Socket.tcp
+ * Socket.tcp_server_loop
+ * Socket.tcp_server_sockets
+ * Socket.udp_server_sockets
+ * Socket.udp_server_loop_on
+ * Socket.udp_server_loop
+ * Socket.unix
+ * Socket.unix_server_loop
+ * Socket.unix_server_socket
+ * Socket.accept_loop
+ * Socket#ipv6only!
+ * BasicSocket#local_address
+ * BasicSocket#remote_address
+ * BasicSocket#connect_address
+ * BasicSocket#sendmsg
+ * BasicSocket#sendmsg_nonblock
+ * BasicSocket#recvmsg
+ * BasicSocket#recvmsg_nonblock
+ * BasicSocket#getpeereid
+
+ * extended methods:
+ * Socket.new's 3rd argument is optional now.
+ * Socket.pair's 3rd argument is optional now.
+ * Socket.pair and UNIXSocket.pair can take a block.
+ * BasicSocket#send, UDPSocket#send, Socket.getnameinfo, Socket#bind, and
+ Socket#{connect,connect_nonblock} accepts an Addrinfo object as sockaddr.
+ * BasicSocket#getsockopt accepts a Socket::Option object.
+ * Socket.getaddrinfo and IPSocket#{addr,peeraddr} accept an optional
+ argument to turn reverse lookup on/off.
+
+ * constant names can be accepted as well as constant values.
+ i.e. Socket.new(:PF_INET, :SOCK_STREAM, 0)
+ The constant names can be specified without the prefix.
+ i.e. Socket.new(:INET, :STREAM, 0)
+ * protocol/address family
+ * socket type
+ * socket option protocol level
+ * socket option name
+ * shutdown's argument
+
+* stringio
+ * new methods:
+ * StringIO#read_nonblock
+ * StringIO#write_nonblock
+* pathname
+ * new methods:
+ * Pathname#binread
+ * Pathname#realdirpath
+ * Pathname#each_child
+
+ * extended methods:
+ * Pathname#realpath and Pathname#realdirpath takes optional basedir
+ argument.
+
+* Readline
+ * new methods:
+ * Readline.set_screen_size
+ * Readline.get_screen_size
+
+ * extended methods:
+ * Readline.completion_proc= accepts nil.
+ nil means to use default completion proc.
+
+* set
+ * new methods:
+ * Set#keep_if
+ * Set#select!
+
+* time
+ * incompatible changes:
+ * Time.parse raises ArgumentError when no date information.
+
+* thread
+ * extended method:
+ * ConditionVariable#wait takes timeout argument.
+
+* securerandom
+ * new methods:
+ * SecureRandom.urlsafe_base64
+
+* URI
+ * new methods:
+ * URI.encode_www_form
+ * URI.decode_www_form
+ * URI.encode_www_form_component
+ * URI.decode_www_form_component
+ * Obsoleted methods:
+ * URI.decode
+ * URI.encode
+ * URI.escape
+ * URI.unescape
+
+* etc
+ * new methods:
+ * Etc::Passwd.each
+ * Etc::Group.each
+
+* zlib
+ * new methods:
+ * Zlib::GzipFile#path
+ * Zlib.#adler32_combine
+ * Zlib.#crc32_combine
+
+* rbconfig
+ * new methods:
+ * RbConfig.ruby
+
+=== Language changes
+
+* Regexp properties (\p{}) names now ignore underscores, spaces, and case, so
+ \p{ol chiki} is the same as \p{Ol_Chiki}
+* Regexps now support Unicode 5.2 (new characters and scripts)
+* \d, \s, and \w are now ASCII only; use POSIX bracket classes and \p{} for
+ Unicode semantics
+* $: no longer includes the current directory, use require_relative
+* Symbol with an invalid encoding is forbidden to exist.
+
+=== Compilation options
+
+* --program-prefix and --program-suffix no longer act on the shared object
+ names nor paths to libraries.
+
+ use --with-rubylibprefix='${libruby}/${RUBY_INSTALL_NAME}' and
+ --with-soname='${RUBY_INSTALL_NAME}' for the same result as Ruby 1.9.1.
+
+* --with-arch is added for universal binary, instead of
+ --enable-fat-binary option.
+
+=== Compatibility issues (excluding feature bug fixes)
+
+ * Enumerator#rewind
+ * Socket#recvfrom
+ * Socket#recvfrom_nonblock
+ * Socket#accept
+ * Socket#accept_nonblock
+ * Socket#sysaccept
+ * BasicSocket#getsockopt
+ * Time.utc
+ * Time.gm
+ * Time.local
+ * Time.mktime
+ * Time.parse
+ * --program-prefix and --program-suffix
+ * --enable-fat-binary
+ * $:
+
+ See above.
+
+ * Digest::HMAC
+
+ Deprecated. See above.