class IRB::StdioInputMethod
Public Class Methods
new()
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Creates a new input method object
# File 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
Public Instance Methods
encoding()
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The external encoding for standard input.
# File irb/input-method.rb, line 113 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 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()
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Reads the next line from this input method.
See IO#gets for more information.
# File 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()
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For debug message
# File irb/input-method.rb, line 118 def inspect 'StdioInputMethod' end
line(line_no)
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prompting?()
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# File irb/input-method.rb, line 99 def prompting? STDIN.tty? end
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 irb/input-method.rb, line 95 def readable_after_eof? true end