source: extensions/gsdl-video/trunk/installed/cmdline/lib/ruby/1.8/irb/ext/change-ws.rb@ 18425

#
#   irb/ext/cb.rb - 
#       $Release Version: 0.9.5$
#       $Revision: 11708 $
#       $Date: 2007-02-13 08:01:19 +0900 (Tue, 13 Feb 2007) $
#       by Keiju ISHITSUKA([email protected])
#
# --
#
#   
#

module IRB
  class Context

    def home_workspace
      if defined? @home_workspace
    @home_workspace
      else
    @home_workspace = @workspace
      end
    end

    def change_workspace(*_main)
      if _main.empty?
    @workspace = home_workspace 
    return main
      end
      
      @workspace = WorkSpace.new(_main[0])
      
      if !(class<<main;ancestors;end).include?(ExtendCommandBundle)
    main.extend ExtendCommandBundle
      end
    end

#     def change_binding(*_main)
#       back = @workspace
#       @workspace = WorkSpace.new(*_main)
#       unless _main.empty?
#   begin
#     main.extend ExtendCommandBundle
#   rescue
#     print "can't change binding to: ", main.inspect, "\n"
#     @workspace = back
#     return nil
#   end
#       end
#       @irb_level += 1
#       begin
#   catch(:SU_EXIT) do
#     @irb.eval_input
#   end
#       ensure
#   @irb_level -= 1
#   @workspace = back
#       end
#     end
#     alias change_workspace change_binding
   end
end