    # File lib/plugins/defaults/irb.rb, line 4
      def self.start_session(binding)
        unless @__irb_initialized
          IRB.setup(nil)
          @__irb_initialized = true
        end

        workspace = WorkSpace.new(binding)

        irb = Irb.new(workspace)

        @CONF[:IRB_RC].call(irb.context) if @CONF[:IRB_RC]
        @CONF[:MAIN_CONTEXT] = irb.context

        catch(:IRB_EXIT) do
          irb.eval_input
        end
      end