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Name	Size	Permission	Date
cmd	[ DIR ]	drwxr-xr-x	2024-03-03 22:43
ext	[ DIR ]	drwxr-xr-x	2024-03-03 22:43
lc	[ DIR ]	drwxr-xr-x	2024-03-03 22:43
completion.rb	5.93 KB	-rw-r--r--	2013-06-04 14:17
context.rb	11.91 KB	-rw-r--r--	2013-02-04 22:36
extend-command.rb	9.54 KB	-rw-r--r--	2012-12-21 05:45
frame.rb	1.87 KB	-rw-r--r--	2012-12-21 05:45
help.rb	613 B	-rw-r--r--	2012-12-21 05:45
init.rb	7.07 KB	-rw-r--r--	2012-12-26 03:55
input-method.rb	4.58 KB	-rw-r--r--	2012-12-21 17:29
inspector.rb	3.9 KB	-rw-r--r--	2013-11-30 09:50
locale.rb	4.43 KB	-rw-r--r--	2012-12-13 05:22
magic-file.rb	893 B	-rw-r--r--	2012-12-10 02:06
notifier.rb	6.87 KB	-rw-r--r--	2013-11-27 12:56
output-method.rb	2.39 KB	-rw-r--r--	2012-12-25 13:34
ruby-lex.rb	22.59 KB	-rw-r--r--	2012-12-27 14:48
ruby-token.rb	7.3 KB	-rw-r--r--	2012-12-13 05:22
slex.rb	5.95 KB	-rw-r--r--	2012-12-21 17:36
src_encoding.rb	90 B	-rw-r--r--	2009-10-02 10:45
version.rb	251 B	-rw-r--r--	2012-12-13 05:22
workspace.rb	2.78 KB	-rw-r--r--	2013-11-30 09:50
ws-for-case-2.rb	195 B	-rw-r--r--	2010-11-08 20:59
xmp.rb	4.03 KB	-rw-r--r--	2012-12-21 05:45

Rename

#
#   irb/input-method.rb - input methods used irb
#   	$Release Version: 0.9.6$
#   	$Revision: 38544 $
#   	by Keiju ISHITSUKA(keiju@ruby-lang.org)
#
# --
#
#
#
require 'irb/src_encoding'
require 'irb/magic-file'

module IRB
  STDIN_FILE_NAME = "(line)" # :nodoc:
  class InputMethod
    @RCS_ID='-$Id: input-method.rb 38544 2012-12-21 17:29:18Z zzak $-'

# Creates a new input method object
    def initialize(file = STDIN_FILE_NAME)
      @file_name = file
    end
    # The file name of this input method, usually given during initialization.
    attr_reader :file_name

# The irb prompt associated with this input method
    attr_accessor :prompt

# Reads the next line from this input method.
    #
    # See IO#gets for more information.
    def gets
      IRB.fail NotImplementedError, "gets"
    end
    public :gets

# Whether this input method is still readable when there is no more data to
    # read.
    #
    # See IO#eof for more information.
    def readable_after_eof?
      false
    end
  end

class StdioInputMethod < InputMethod
    # Creates a new input method object
    def initialize
      super
      @line_no = 0
      @line = []
      @stdin = IO.open(STDIN.to_i, :external_encoding => IRB.conf[:LC_MESSAGES].encoding, :internal_encoding => "-")
      @stdout = IO.open(STDOUT.to_i, 'w', :external_encoding => IRB.conf[:LC_MESSAGES].encoding, :internal_encoding => "-")
    end

# Reads the next line from this input method.
    #
    # See IO#gets for more information.
    def gets
      print @prompt
      line = @stdin.gets
      @line[@line_no += 1] = line
    end

# Whether the end of this input method has been reached, returns +true+ if
    # there is no more data to read.
    #
    # See IO#eof? for more information.
    def eof?
      @stdin.eof?
    end

# Whether this input method is still readable when there is no more data to
    # read.
    #
    # See IO#eof for more information.
    def readable_after_eof?
      true
    end

# Returns the current line number for #io.
    #
    # #line counts the number of times #gets is called.
    #
    # See IO#lineno for more information.
    def line(line_no)
      @line[line_no]
    end

# The external encoding for standard input.
    def encoding
      @stdin.external_encoding
    end
  end

# Use a File for IO with irb, see InputMethod
  class FileInputMethod < InputMethod
    # Creates a new input method object
    def initialize(file)
      super
      @io = IRB::MagicFile.open(file)
    end
    # The file name of this input method, usually given during initialization.
    attr_reader :file_name

# Whether the end of this input method has been reached, returns +true+ if
    # there is no more data to read.
    #
    # See IO#eof? for more information.
    def eof?
      @io.eof?
    end

# Reads the next line from this input method.
    #
    # See IO#gets for more information.
    def gets
      print @prompt
      l = @io.gets
#      print @prompt, l
      l
    end

# The external encoding for standard input.
    def encoding
      @io.external_encoding
    end
  end

begin
    require "readline"
    class ReadlineInputMethod < InputMethod
      include Readline
      # Creates a new input method object using Readline
      def initialize
	super

@line_no = 0
	@line = []
	@eof = false

@stdin = IO.open(STDIN.to_i, :external_encoding => IRB.conf[:LC_MESSAGES].encoding, :internal_encoding => "-")
	@stdout = IO.open(STDOUT.to_i, 'w', :external_encoding => IRB.conf[:LC_MESSAGES].encoding, :internal_encoding => "-")
      end

# Reads the next line from this input method.
      #
      # See IO#gets for more information.
      def gets
        Readline.input = @stdin
        Readline.output = @stdout
	if l = readline(@prompt, false)
	  HISTORY.push(l) if !l.empty?
	  @line[@line_no += 1] = l + "\n"
	else
	  @eof = true
	  l
	end
      end

# Whether the end of this input method has been reached, returns +true+
      # if there is no more data to read.
      #
      # See IO#eof? for more information.
      def eof?
	@eof
      end

# Whether this input method is still readable when there is no more data to
      # read.
      #
      # See IO#eof for more information.
      def readable_after_eof?
	true
      end

# Returns the current line number for #io.
      #
      # #line counts the number of times #gets is called.
      #
      # See IO#lineno for more information.
      def line(line_no)
	@line[line_no]
      end

# The external encoding for standard input.
      def encoding
	@stdin.external_encoding
      end
    end
  rescue LoadError
  end
end