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Class Public methods

new()

Creates a new input method object

Source: show | on GitHub 

# File ruby/lib/irb/input-method.rb, line 59
def initialize
  @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

Instance Public methods

encoding()

The external encoding for standard input.

Source: show | on GitHub 

# File ruby/lib/irb/input-method.rb, line 113
def encoding
  @stdin.external_encoding
end

eof?()

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.

Source: show | on GitHub 

# File ruby/lib/irb/input-method.rb, line 80
def eof?
  if @stdin.wait_readable(0.00001)
    c = @stdin.getc
    result = c.nil? ? true : false
    @stdin.ungetc(c) unless c.nil?
    result
  else # buffer is empty
    false
  end
end

gets()

Reads the next line from this input method.

See IO#gets for more information.

Source: show | on GitHub 

# File ruby/lib/irb/input-method.rb, line 69
def gets
  puts if @stdout.tty? # workaround for debug compatibility test
  print @prompt
  line = @stdin.gets
  @line[@line_no += 1] = line
end

inspect()

For debug message

Source: show | on GitHub 

# File ruby/lib/irb/input-method.rb, line 118
def inspect
  'StdioInputMethod'
end

line(line_no)

Returns the current line number for io.

line counts the number of times gets is called.

See IO#lineno for more information.

Source: show | on GitHub 

# File ruby/lib/irb/input-method.rb, line 108
def line(line_no)
  @line[line_no]
end

prompting?()

Source: show | on GitHub 

# File ruby/lib/irb/input-method.rb, line 99
def prompting?
  STDIN.tty?
end

readable_after_eof?()

Whether this input method is still readable when there is no more data to read.

See IO#eof for more information.

Source: show | on GitHub 

# File ruby/lib/irb/input-method.rb, line 95
def readable_after_eof?
  true
end