ruby-changes:9223
From: yugui <ko1@a...>
Date: Mon, 15 Dec 2008 22:04:38 +0900 (JST)
Subject: [ruby-changes:9223] Ruby:r20760 (ruby_1_9_1): * NEWS
yugui 2008-12-15 22:04:28 +0900 (Mon, 15 Dec 2008) New Revision: 20760 http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=20760 Log: * NEWS Modified files: branches/ruby_1_9_1/NEWS Index: ruby_1_9_1/NEWS =================================================================== --- ruby_1_9_1/NEWS (revision 20759) +++ ruby_1_9_1/NEWS (revision 20760) @@ -18,18 +18,22 @@ o Block arguments o New semantics for block arguments o Block local variables - o Method used for splat arguments: #to_splat + o Method used for splat arguments: #to_splat instead of #to_ary o defined? and local variables + o Parser expects that your source code has only valid byte sequence in some character encoding. + Use magic comments to tell the parser which encoding you uses. * builtin classes and objects * Kernel and Object o Kernel#require + o Kernel#methods has returned an array of strings but now it returns an array of symbols. * Class and Module o Class variables behavior o Module#attr is an alias of attr_reader o Module#instance_methods, #private_instance_methods, #public_instance_methods o Extra subclassing check when binding UnboundMethods + o Module#instance_methods has returned an array of strings but now it returns an array of symbols. * Exceptions o Equality of exceptions o SystemStackError @@ -43,22 +47,29 @@ * Enumerable and Enumerator o Enumerable#map,collect_all called without a block returns an enumerator. + o Many interators in builtin and bundled libraries return an enumerator when called without a block. * File and Dir operations o #to_path in File.path, File.chmod, File.lchmod, File.chown, File.lchown, File.utime, File.unlink... [Ruby2] o Dir.[], Dir.glob o Dir.exist? - * String + * String and Regexp o No longer an Enumerable o ?c semantics o "One-char-wide" semantics for String#[] and String#[]= [Ruby2] + o Character-wise semantics in many methods in stead of byte-wise. o Encoding-awareness + o Regexp matches only with strings which is encoded in a compatible character encoding to the regexp's. * Hash o Hash#to_s is equivalent to Hash#inspect o Semantics for Hash#each and Hash#each_pair o Hash#select returns a hash o Hash#key is the new name for #index which has been deprecated. + o Hash preserves order. It enumerates its elemets in the order in which each key are inserted. o Most of the changes in Hash apply to hash like interfaces such as ENV and *DBM. + * Numeric + o Numeric#div always rounds as Integer#div has done. + o Numeric#fdiv: ditto. * Integer o Integer(nil) raises TypeError * IO operations @@ -67,38 +78,66 @@ o Kernel#open takes "t" for newline conversion o Kernel#open takes encoding specified o IO#initialize now accepts an IO argument + o IO automatically converts byte sequence from a character encodings into another if specified. o StringIO#readpartial o IO.try_convert o Limit input in IO#gets, IO#readline, IO#readlines, IO#each_line, IO#lines, IO.foreach, IO.readlines, StringIO#gets, StringIO#readline, StringIO#each, StringIO#readlines o IO#ungetc, StringIO#ungetc o IO#internal_encoding, IO#external_encoding, IO#set_encoding o IO.pipe takes encoding option - * Time - o New format in Time#to_s - o Timezone information preserved on Marshal.dump/load * Struct o Struct#inspect * Symbols: restriction on literal symbols * $SAFE and bound methods + o New trusted/untrusted model in addition to tainted/untainted model. + * Time + o New format in Time#to_s + o Timezone information preserved on Marshal.dump/load * Deprecation o VERSION and friends o Kernel.to_a o Kernel#getc + o Kernel#callcc and Continuation now become 'continuation' bundled library. o Object#type o Hash#index o ENV.index + o Presision is removed. Don't cry, it will be redesigned and come back in future version. o Symbol#to_int + o Numeric#rdiv o Removed Array and Hash #indices, #indexes - o libraries: base64, mailread, getopts, parsearg, soap, wsdl + o $KCODE is no longer effective. Use Encoding related features of each class. + o mailread library + o cgi-lib library: use cgi. + o date2 library: use date. + o eregex library + o finalize library: use ObjectSpace.define_finalizer if you really need a finalizer. really? + o ftools library: use fileutils. + o generator library: use Enumerator. + o importenv library + o jcode library: use multilingualization support of String + o parsedate library + o ping library + o readbytes library + o getopts library and parsearg library: use optparse or getoptlong. + o soap, wsdl, and xsd libraries: use soap4r gem. + o Win32API library: use dl. + o dl library: Reimplemented and API changed. + o rubyunit library and runit library: use minitest or test/unit. Or use anything you love through RubyGems. + o test/unit is reimplemented on top of minitest. This is not fully compatible with the original. * bundled libraries * Readline o If Readline uses libedit, Readline::HISTORY[0] returns the first of the history. + * Pathname + o No longer has #to_str and #=~ + * Continuation + o as above === Language core changes * New syntax and semantics + o Magic comments to declare in which encoding your source code is written o New literal hash syntax o New syntax for lambdas o .() and calling Procs without #call/#[] @@ -107,6 +146,7 @@ o Arguments to #[] o printf-style formatted strings (%) o Newlines allowed before ternary colon + o Encoding.default_external and default_internal === Library updates @@ -130,19 +170,25 @@ o Passing blocks to #[] o Proc#lambda? * Enumerable and Enumerator + o Enumerable::Enumerator is now just Enumerator. o Enumerable#each_with_object [experimental] o Enumerator#with_object o Enumerator.new { ... } + * Errno::EXXX + o All of them are always defined. Errno::EXX is just an alias + of Errno::ENOERROR if your platform does not have EXXX. * Regexp#match, String#match o Regexp#match, String#match * Encoding * Encoding::Converter + o supports conversion between many encodings * Fiber: coroutines/micro-threads * Array o Array#delete returns a deleted element rather than a given object o Array#to_s is equivalent to Array#inspect o Array.try_convert + o Array#pack('m0') complies with RFC 4648. * Hash o preserving item insertion order o Hash#default_proc= @@ -151,8 +197,6 @@ * Numeric o Numeric#upto, #downto, #times, #step o Numeric#scalar?, Complex#scalar? - o Numeric#div - o Numeric#fdiv * Range o Range#cover? o Range#include? iterates over elements and compares the @@ -181,6 +225,9 @@ o Symbol methods similar to those in String * Math o Math#log and Math#log2 + o Math#cbrt, Math#lgamma + * Rational / Complex + o They are core library now * File and Dir operations o New methods * Process @@ -190,15 +237,52 @@ o Readline.emacs_editing_mode? o Readline::HISTORY.clear * Misc. new methods + o RUBY_ENGINE to distinguish between Ruby processor implementation o public_send o GC.count o ObjectSpace.count_objects o Method#hash, Proc#hash o __callee__ + o Elements in $LOAD_PATH and $LOADED_FEATURES are expanded +* bundled libraries + * RubyGems + o Package management system for Ruby. + o Integrated with Ruby's library loader. + * Rake + o Ruby make. A simple ruby build program with capabilities similar to make. + * minitest + o Our new testing library which is cleaner and easier to read than the old test/unit. + o You can introduce the old test/unit as a gem through RubyGems if you want. + * CMath + o Complex number version of Math + * Prime + o Extracted from Mathn and improved. You can easily iterate prime numbers. + o Prime.new is obsolete. Use its class methods. + * ripper + o Ruby script parser + +* commandline options + * -E, --encoding + * -U + * --enable-gems, --disable-gems + * --enable-rubyopt, --disable-rubyopt + * long options are allowed in RUBYOPT environment variable. + === Implementation changes - * Memory Diet - * Object Compaction - Object, Array, String, Hash, Struct, Class, Module - * st_table compaction (inlining small tables) - * YARV +* Memory Diet + * Object Compaction - Object, Array, String, Hash, Struct, Class, Module + * st_table compaction (inlining small tables) +* YARV + * Ruby codes are compiled into opcodes before executed. + * Native thread + +* Platform supports + * Support levels + (0) Supported + (1) Best effort + (2) Perhaps + (3) Not supported + * Dropped + o No longer supports djgpp, human68k, MacOS 9 or earlier, VMS nor Windows CE. -- ML: ruby-changes@q... Info: http://www.atdot.net/~ko1/quickml/