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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 1.9.2 release
=== License

* Ruby's License is changed from a dual license with GPLv2
  to a dual license with 2-clause BSDL.

=== C API updates

* rb_scan_args() is enhanced with support for option hash argument
  extraction.

* ruby_vm_at_exit() added.  This enables extension libs to hook a VM
  termination.

=== Library updates (outstanding ones only)

* builtin classes

  * ARGF
    * new methods:
      * ARGF.print
      * ARGF.printf
      * ARGF.putc
      * ARGF.puts
      * ARGF.read_nonblock
      * ARGF.to_write_io
      * ARGF.write

  * Array
    * extended method:
      * Array#pack supports endian modifiers

  * Encoding
    * new encodings:
      * CP950
      * CP951
      * UTF-16
      * UTF-32
    * change alias:
      * SJIS is Windows-31J

  * File
    * new constant:
      * File::NULL
        name of NULL device.

  * IO
    * extended method:
      * IO#putc supports multibyte characters
    * new method:
      * IO#advise

  * Kernel
    * Kernel#respond_to? now returns false for protected methods.
    * move #__id__ to BasicObject.

  * Module
    * new methods:
      * Module#private_constant
      * Module#public_constant

  * String
    * extended method:
      * String#unpack supports endian modifiers
    * new method:
      * String#prepend
      * String#byteslice

  * Time
    * extended method:
      * Time#strftime supports %:z and %::z.

  * Process
    * Process#maxgroups and Process#maxgroups= now raise NotImplementedError if
      the platform don't support supplementary groups concept.
  
* io/console
  * new methods:
    * IO#noecho {|io| }
    * IO#echo=
    * IO#echo?
    * IO#raw {|io| }
    * IO#raw!
    * IO#getch
    * IO#winsize
    * IO.console

* net/http
  * SNI (Server Name Indication) supported for HTTPS. 

* openssl
  * PKey::RSA and PKey::DSA now use the generic X.509 encoding scheme 
    (e.g. used in a X.509 certificate's Subject Public Key Info) when
    exporting public keys to DER or PEM. Backward compatibility is 
    ensured by (already existing) fallbacks during creation.

* optparse
  * support for bash/zsh completion.

* RDoc
  * RDoc has been upgraded to RDoc 3.6.1.  For full release notes see
    http://docs.seattlerb.org/rdoc/History_txt.html

* rexml
  * [incompatible] support Ruby native encoding mechanism
    and iconv dependency is dropped. This means encoding
    methods (Document#encoding, XMLDecl#encoding,
    Output#encoding and Source#encoding) return an Encoding
    object instead of an encoding name.

* Rubygems
  * Rubygems has been upgraded to rubygems 1.5.0. For full release notes see 
    http://rubygems.rubyforge.org/rubygems-update/History_txt.html

* stringio
  * extended method:
    * StringIO#set_encoding can get 2nd argument and optional hash.

* test/unit
  * New arguments:
    * -j N, --jobs=N: Allow run N testcases at once.
    * --jobs-status: Show status of jobs when parallel running.
    * --no-retry: Don't retry testcases which failed when parallel running.
    * --ruby=RUBY: path to ruby for job(worker) process. optional.

* uri
  * new methods:
    * URI::Generic#hostname
    * URI::Generic#hostname=

* webrick
  * new method:
    * WEBrick::HTTPRequest#continue for generating '100 continue' response.
  * new logging directive:
    * %{remote}p for remote (client) port number.

* zlib
  * new methods:
    * Zlib.deflate
    * Zlib.inflate

* FileUtils
  * extended method:
    * FileUtils#chmod supports symbolic mode argument.

=== Language changes

* Regexps now support Unicode 6.0. (new characters and scripts)

* [experimental] Regexps now support Age property.
  Unlike Perl, current implementation takes interpretation of the
  interpretation of UTS #18.
  http://www.unicode.org/reports/tr18/

* Turning on/off indentation warnings with directives.
  ("# -*- warn-indent: true -*-" / "# -*- warn-indent: false -*-")

=== Compatibility issues (excluding feature bug fixes)

* Kernel#respond_to?

  See above.