class IRB::ReadlineInputMethod
Public Class Methods
new()
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Creates a new input method object using Readline
Calls superclass method
IRB::InputMethod.new
# File lib/irb/input-method.rb, line 135 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
Public Instance Methods
encoding()
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The external encoding for standard input.
# File lib/irb/input-method.rb, line 187 def encoding @stdin.external_encoding end
eof?()
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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.
# File lib/irb/input-method.rb, line 165 def eof? @eof end
gets()
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Reads the next line from this input method.
See IO#gets for more information.
# File lib/irb/input-method.rb, line 149 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
line(line_no)
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readable_after_eof?()
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Whether this input method is still readable when there is no more data to read.
See IO#eof for more information.
# File lib/irb/input-method.rb, line 173 def readable_after_eof? true end