Method parser

RedEdrShared/json.hpp:12270–12280

a parser reading from an input adapter

    public:
        /// a parser reading from an input adapter
        explicit parser(InputAdapterType&& adapter,
            const parser_callback_t<BasicJsonType> cb = nullptr,
            const bool allow_exceptions_ = true,
            const bool skip_comments = false)
            : callback(cb)
            , m_lexer(std::move(adapter), skip_comments)
            , allow_exceptions(allow_exceptions_)
        {
            // read first token
            get_token();
        }

        /*!
        @brief public parser interface