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Editing: math-mode.rb
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# # math-mode.rb - # $Release Version: 0.9.5$ # $Revision: 11708 $ # $Date: 2007-02-13 08:01:19 +0900 (Tue, 13 Feb 2007) $ # by Keiju ISHITSUKA(keiju@ruby-lang.org) # # -- # # # require "mathn" module IRB class Context attr_reader :math_mode alias math? math_mode def math_mode=(opt) if @math_mode == true && opt == false IRB.fail CantReturnToNormalMode return end @math_mode = opt if math_mode main.extend Math print "start math mode\n" if verbose? end end def inspect? @inspect_mode.nil? && !@math_mode or @inspect_mode end end end
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