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