Method cache

src/Chain/libraries/glua/lparsercombinator.cpp:739–746

        }

        ParserFunctor *ParserContext::cache(std::string name, ParserFunctor *parser)
        {
            _named_parser_functors.erase(name);
            _named_parser_functors[name] = parser;
            if (parser->node_name().length() < 1)
                parser->set_node_name(name);
            return parser;
        }

        ParserFunctor *ParserContext::get_cached(std::string name)
        {