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diff --git a/ruby_1_9_3/doc/NEWS-1.9.1 b/ruby_1_9_3/doc/NEWS-1.9.1 deleted file mode 100644 index f2afa00bdc..0000000000 --- a/ruby_1_9_3/doc/NEWS-1.9.1 +++ /dev/null @@ -1,422 +0,0 @@ -= 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 1.8.7 release -See doc/NEWS-1.8.7 for changes between 1.8.6 and 1.8.7. - -=== Compatibility issues - -* language core - - * New syntax and semantics - o Block arguments are always local - o New semantics for block arguments - 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 use. - o New semantics for constant definition in instance_eval - or in module_eval. - - * Deprecated syntax - o colon (:) instead of "then" in if/unless or case expression. - o retry in a loop or an iterator. - -* builtin classes and objects - - * Kernel and Object - o Kernel#methods and #singleton_methods used to return an - array of strings but now they return an array of symbols. - * Class and Module - o Module#attr works as Module#attr_reader by default. - Optional boolean argument is obsolete. - o Module#instance_methods, #private_instance_methods and - #public_instance_methods used to return an array of - strings but now they return an array of symbols. - o Extra subclassing check when binding UnboundMethods - - * Exceptions - o Exceptions are equal to each other if they belong to - the same class and have the same message and backtrace. - o SystemStackError used to be a subclass of StandardError - but not it is a direct subclass of Exception. - o SecurityError: ditto - o Removed Exception#to_str [Ruby2] - - * Enumerable and Enumerator - o Enumerable::Enumerator, compatibility alias of Enumerator, - is removed. - o Enumerable#{map,collect} called without a block returns - an enumerator. - o Even more builtin and bundled libraries have been made to - return an enumerator when called without a block. - * Array - o Array#nitems was removed (use count {|i| !i.nil?}) - o Array#choice was removed (use sample) - o Array#[m,n] = nil places nil in the array. - * 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 elements in the - order in which the keys are inserted. - o Most of the changes in Hash apply to hash like interfaces - such as ENV and *DBM. - * IO operations - o Many methods used to act byte-wise but now some of those act - character-wise. You can use alternate byte-wise methods. - o IO#getc - o Non-blocking IO - o Kernel#open takes "t" for newline conversion - o Kernel#open takes encoding specified - o IO automatically converts byte sequence from a character - encodings into another if specified. - o StringIO#readpartial - o IO.try_convert - o IO.binread - o IO.copy_stream - o IO#binmode? - o IO#close_on_exec= and IO#close_on_exec? - 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#ungetbyte, StringIO#ungetbyte - o IO#internal_encoding, IO#external_encoding, - IO#set_encoding - o IO.pipe takes encoding option - o Directive %u behaves like %d for negative values in - printf-style formatting. - * File and Dir operations - o #to_path is called as necessary in File.path, File.chmod, - File.lchmod, File.chown, File.lchown, File.utime, - File.unlink, etc.. - o File.world_readable? - o File.world_writable? - o Dir.[], Dir.glob - o Dir.exist? - o Dir.exists? - * File::Stat - o File::Stat#world_readable? - o File::Stat#world_writable? - * String - o No longer an Enumerable: use each_line/lines for line - oriented operation - o Encoding-awareness - o Character-wise semantics in many methods instead of - byte-wise. - o String#[]: Indexing a String with an integer returns a - single character String instead of an integer. - o String#[]=: No longer takes an integer as right - side value. Note that "str[i] = ?c" because of - the following change. - o ?c is evaluated to a single character string - instead of an integer. - * Regexp - o Encoding-awareness - o Regexp matches only with strings which is encoded in a - compatible character encoding to the regexp's. - o Regexp#kcode is removed. use Regexp#encoding. - * Symbols: restriction on literal symbols - * Numeric - o Numeric#div always rounds as Integer#div has done. - o Numeric#fdiv: ditto. - * Integer - o Integer(nil) raises TypeError - * Fixnum - o Fixnum#id2name removed - o Fixnum#to_sym removed - * Struct - o Struct#inspect - * Time - o New format in Time#to_s - o Timezone information preserved on Marshal.dump/load - * $SAFE and bound methods - o New trusted/untrusted model in addition to - tainted/untainted model. - - * Deprecation - o $= (global flag for case-sensitiveness on string matching) - o Kernel#to_a - o Kernel#getc, #gsub, #sub - o Kernel#callcc and Continuation now become 'continuation' - bundled library. - o Object#type - o Removed Array and Hash #indices, #indexes - o Hash#index - o ENV.index - o Process::Status#to_int - o Numeric#rdiv - o Precision is removed. Don't cry, it will be redesigned - and come back in future version. - o Symbol#to_int and Symbol#to_i - o $KCODE is no longer effective. Use Encoding related - features of each class. - o VERSION and friends - -* bundled libraries - - * Pathname - o No longer has #to_str nor #=~. - * time and date - o Time.parse and Date.parse interprets slashed numerical dates - as "dd/mm/yyyy". - * Readline - o If Readline uses libedit, Readline::HISTORY[0] returns the - first of the history. - * Continuation - o as above - - * Deprecation - o Complex#image: use Complex#imag - o All SSL-related class methods in Net::SMTP - o Prime#cache, Prime#primes, Prime#primes_so_far - o mailread library: use tmail gem. - 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 and Env 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. use the new - version of dl or ffi gem. - 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. - -=== 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 and new syntax for hash style - arguments - o New syntax for lambdas - o .() and calling Procs without #call/#[] - o Block in block arguments - o Block local variables - o Mandatory arguments after optional arguments allowed - o Multiple splats allowed - o #[] can take splatted arguments, hash style arguments - and a block. - o New directives in printf-style formatted strings (%). - o Newlines allowed before ternary colon operator (:) and - method call dot operator (.) - o Negative operators such as !, != and !~ are now - overloadable - o Encoding.default_external and default_internal - o __ENCODING__: New pseudo variable to hold the current - script's encoding - -=== Library updates - -* builtin classes and objects - * Kernel and Object - o BasicObject - o Object#=~ returns nil instead of false by default. - o Kernel#define_singleton_method - o Kernel#load can load a library from the highest versions - of gems by default. - * Class and Module - o Module#const_defined?, #const_get and #method_defined? - take an optional parameter. - o #class_variable_{set,get} are public. - o Class of singleton classes - - * Errno::EXXX - o All of those are always defined. Errno::EXXX will be - defined as an alias to Errno::NOERROR if your platform - does not have one. - - * Binding#eval - * Blocks and Procs - o Arity of blocks without arguments - o proc is now a synonym of Proc.new - o Proc#yield - o Passing blocks to #[] - o Proc#lambda? - o Proc#curry - * Fiber: coroutines/micro-threads - * Thread - o Thread.critical and Thread.critical= removed - o Thread#exit!, Thread#kill! and Thread#terminate! removed. - - * Enumerable and Enumerator - o Enumerator#enum_cons and Enumerator#enum_slice are - removed. Use #each_cons and #each_slice without a block. - o Enumerable#each_with_index can take optional arguments - and passes them to #each. - o Enumerable#each_with_object - o Enumerator#with_object - o Enumerator.new { ... } - * 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= - o Hash#_compare_by_identity and Hash#compare_by_identity? - o Hash.try_convert - o Hash#assoc - o Hash#rassoc - o Hash#flatten - * Range - o Range#cover? - o Range#include? iterates over elements and compares the - given value with each element unless the range is numeric. - Use Range#cover? for the old behavior, i.e. comparison - with boundary values. - o Range#min, Range#max - - * File and Dir operations - o New methods - * Process - o Process.spawn - o Process.daemon - * String - o String#clear - o String#ord - o String#getbyte, String#setbyte - o String#chars and String#each_char act as character-wise. - o String#codepoints, String#each_codepoint - o String#unpack with a block - o String#hash - o String.try_convert - o String#encoding - o String#force_encoding, String#encode and String#encode! - o String#ascii_only? - o String#valid_encoding? - o String#match - * Symbol - o Zero-length symbols allowed - o Symbol#intern - o Symbol#encoding - o Symbol methods similar to those in String - * Regexp - o Regexp#=== matches symbols - o Regexp.try_convert - o Regexp#match - o Regexp#fixed_encoding? - o Regexp#encoding - o Regexp#named_captures - o Regexp#names - * MatchData - o MatchData#names - o MatchData#regexp - * Encoding - * Encoding::Converter - o supports conversion between many encodings - * Numeric - o Numeric#upto, #downto, #times, #step - o Numeric#real?, Complex#real? - o Numeric#magnitude - * Rational / Complex - o They are in the core library now - * Math - o Math#log takes an optional argument. - o Math#log2 - o Math#cbrt, Math#lgamma, Math#gamma - * Time - o Time.times removed. Use Process.times. - o Time#sunday? - o Time#monday? - o Time#tuesday? - o Time#wednesday? - o Time#thursday? - o Time#friday? - o Time#saturday? - o Time#tv_nsec and Time#nsec - * Misc. new methods - o RUBY_ENGINE to distinguish between Ruby processor implementation - o public_method - o public_send - o GC.count - o ObjectSpace.count_objects - o Method#hash, Proc#hash - o Method#source_location, UnboundMethod#source_location and - Proc#source_location - 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 faster, cleaner and easier - to read than the old test/unit. - o You can introduce the old test/unit as testunit gem through - RubyGems if you want. - * CMath - o Complex number version of Math - * Prime - o Extracted from Mathn and improved. You can easily enumerate - prime numbers. - o Prime.new is obsolete. Use its class methods. - * ripper - o Ruby script parser - * Readline - o Readline.vi_editing_mode? - o Readline.emacs_editing_mode? - o Readline::HISTORY.clear - * Tk - o TkXXX widget classes are removed and redefined as aliases of - Tk::XXX classes. - * RDoc - o Updated to version 2.2.2. See: - http://rubyforge.org/frs/shownotes.php?group_id=627&release_id=26434 - * json - o JSON (JavaScript Object Notation) encoder/decoder - -* 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 - * 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, bcc32, human68k, MacOS 9 or earlier, - VMS nor Windows CE. |