This file is indexed.

/usr/lib/ruby/1.8/irb/input-method.rb is in libruby1.8 1.8.7.352-2ubuntu1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
#
#   irb/input-method.rb - input methods used irb
#   	$Release Version: 0.9.5$
#   	$Revision: 11708 $
#   	$Date: 2007-02-13 08:01:19 +0900 (Tue, 13 Feb 2007) $
#   	by Keiju ISHITSUKA(keiju@ruby-lang.org)
#
# --
#
#   
#
module IRB
  # 
  # InputMethod
  #	StdioInputMethod
  #	FileInputMethod
  #	(ReadlineInputMethod)
  #
  STDIN_FILE_NAME = "(line)"
  class InputMethod
    @RCS_ID='-$Id: input-method.rb 11708 2007-02-12 23:01:19Z shyouhei $-'

    def initialize(file = STDIN_FILE_NAME)
      @file_name = file
    end
    attr_reader :file_name

    attr_accessor :prompt
    
    def gets
      IRB.fail NotImplementedError, "gets"
    end
    public :gets

    def readable_atfer_eof?
      false
    end
  end
  
  class StdioInputMethod < InputMethod
    def initialize
      super
      @line_no = 0
      @line = []
    end

    def gets
      print @prompt
      @line[@line_no += 1] = $stdin.gets
    end

    def eof?
      $stdin.eof?
    end

    def readable_atfer_eof?
      true
    end

    def line(line_no)
      @line[line_no]
    end
  end
  
  class FileInputMethod < InputMethod
    def initialize(file)
      super
      @io = open(file)
    end
    attr_reader :file_name

    def eof?
      @io.eof?
    end

    def gets
      print @prompt
      l = @io.gets
#      print @prompt, l
      l
    end
  end

  begin
    require "readline"
    class ReadlineInputMethod < InputMethod
      include Readline 
      def initialize
	super

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

      def gets
	if l = readline(@prompt, false)
          HISTORY.push(l) if !l.empty?
	  @line[@line_no += 1] = l + "\n"
	else
	  @eof = true
	  l
	end
      end

      def eof?
	@eof
      end

      def readable_atfer_eof?
	true
      end

      def line(line_no)
	@line[line_no]
      end
    end
  rescue LoadError
  end
end