diff options
Diffstat (limited to 'ruby_1_8_5/lib/irb/ext/math-mode.rb')
-rw-r--r-- | ruby_1_8_5/lib/irb/ext/math-mode.rb | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/ruby_1_8_5/lib/irb/ext/math-mode.rb b/ruby_1_8_5/lib/irb/ext/math-mode.rb new file mode 100644 index 0000000000..dfb01f8202 --- /dev/null +++ b/ruby_1_8_5/lib/irb/ext/math-mode.rb @@ -0,0 +1,37 @@ +# +# math-mode.rb - +# $Release Version: 0.9.5$ +# $Revision: 1.2.2.1 $ +# $Date: 2005/04/19 19:24:58 $ +# 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 + |