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#
#   change-ws.rb -
#   	$Release Version: 0.9.6$
#   	$Revision: 25189 $
#   	by Keiju ISHITSUKA(keiju@ruby-lang.org)
#
# --
#
#
#

require "irb/cmd/nop.rb"
require "irb/ext/workspaces.rb"

module IRB
  module ExtendCommand
    class Workspaces<Nop
      def execute(*obj)
	irb_context.workspaces.collect{|ws| ws.main}
      end
    end

    class PushWorkspace<Workspaces
      def execute(*obj)
	irb_context.push_workspace(*obj)
	super
      end
    end

    class PopWorkspace<Workspaces
      def execute(*obj)
	irb_context.pop_workspace(*obj)
	super
      end
    end
  end
end