compile (Treetop::Compiler::Repetition)

    # File lib/treetop/compiler/node_classes/repetition.rb, line 4
          def compile(address, builder, parent_expression)
            super
            repeated_expression = parent_expression.atomic
            begin_comment(parent_expression)
            use_vars :result, :accumulator, :start_index

            builder.loop do
              obtain_new_subexpression_address
              repeated_expression.compile(subexpression_address, builder)
              builder.if__ subexpression_success? do
                accumulate_subexpression_result
              end
              builder.else_ do
                builder.break
              end
            end
          end