lib/irb/ext/change-ws.rb

DEFINITIONS

   1  #
   2  #   irb/ext/cb.rb - 
   3  #       $Release Version: 0.9$
   4  #       $Revision: 1.1 $
   5  #       $Date: 2002/07/09 11:17:17 $
   6  #       by Keiju ISHITSUKA(Nihon Rational Software Co.,Ltd)
   7  #
   8  # --
   9  #
  10  #   
  11  #
  12  
  13  module IRB
  14    class Context
  15  
  16      def home_workspace
  17        if defined? @home_workspace
  18          @home_workspace
  19        else
  20          @home_workspace = @workspace
  21        end
  22      end
  23  
  24      def change_workspace(*_main)
  25        if _main.empty?
  26          @workspace = home_workspace 
  27          return main
  28        end
  29        
  30        @workspace = WorkSpace.new(_main[0])
  31        
  32        if !(class<<main;ancestors;end).include?(ExtendCommandBundle)
  33          main.extend ExtendCommandBundle
  34        end
  35      end
  36  
  37  #     def change_binding(*_main)
  38  #       back = @workspace
  39  #       @workspace = WorkSpace.new(*_main)
  40  #       unless _main.empty?
  41  #       begin
  42  #         main.extend ExtendCommandBundle
  43  #       rescue
  44  #         print "can't change binding to: ", main.inspect, "\n"
  45  #         @workspace = back
  46  #         return nil
  47  #       end
  48  #       end
  49  #       @irb_level += 1
  50  #       begin
  51  #       catch(:SU_EXIT) do
  52  #         @irb.eval_input
  53  #       end
  54  #       ensure
  55  #       @irb_level -= 1
  56  #       @workspace = back
  57  #       end
  58  #     end
  59  #     alias change_workspace change_binding
  60     end
  61  end
  62