compile (Treetop::Compiler::OneOrMore)

    # File lib/treetop/compiler/node_classes/repetition.rb, line 42
          def compile(address, builder, parent_expression)
            super
            builder.if__ "#{accumulator_var}.empty?" do
              reset_index
              assign_failure start_index_var
            end
            builder.else_ do
              assign_and_extend_result
            end
            end_comment(parent_expression)
          end