Contents

# Author::    Marco Tessari  <[e-mail]>.
# Copyright:: Copyright (c) 2004, 2005 TTK team. All rights reserved.
# License::   LGPL
# $Id: cut_output.rb 567 2005-04-13 08:00:06Z polrop $


require 'io/filters'

class IO # :nodoc:

  class CutInput < InputFilter

    def initialize(io, lines=10, column=80)
      i = 0
      super(io) do |line|
	if @input.closed?
	  ''
	elsif i >= lines
	  @input.close
	  "...\n"
	else
	  i += 1
	  line.length <= column ? line : (line[0..column].chomp + "\n")
	end
      end
    end

  end # class CutInput

end # module IO

#FIXME: adapt me to a real unit test suite
# if $0 == __FILE__
#   print TTK::Tools::Cutoutput.cut(File.new('./cut_output.rb'), 5, 7)
# end

Version data entries

3 entries across 3 versions & 1 rubygems

Version	Path
ttk-0.1.576	lib/ttk/Tools/cut_output.rb
ttk-0.1.579	lib/ttk/Tools/cut_output.rb
ttk-0.1.580	lib/ttk/Tools/cut_output.rb