protozero: include/protozero/pbf_message.hpp Source File

protozero 1.8.0 Minimalistic protocol buffer decoder and encoder in C++.

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pbf_message.hpp
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1#ifndef PROTOZERO_PBF_MESSAGE_HPP
2#define PROTOZERO_PBF_MESSAGE_HPP
3
4/*****************************************************************************
5
6protozero - Minimalistic protocol buffer decoder and encoder in C++.
7
8This file is from https://github.com/mapbox/protozero where you can find more
9documentation.
10
11*****************************************************************************/
12
18
19#include "pbf_reader.hpp"
20#include "types.hpp"
21
22#include <type_traits>
23
24namespace protozero {
25
64template <typename T>
65 class pbf_message : public pbf_reader {
66
67 static_assert(std::is_same<pbf_tag_type, std::underlying_type_t<T>>::value,
68 "T must be enum with underlying type protozero::pbf_tag_type");
69
70public:
71
73 using enum_type = T;
74
79 template <typename... Args>
80 pbf_message(Args&&... args) noexcept : // NOLINT(google-explicit-constructor, hicpp-explicit-conversions)
81 pbf_reader{std::forward<Args>(args)...} {
82 }
83
99 bool next() {
100 return pbf_reader::next();
101 }
102
131 bool next(T next_tag) {
132 return pbf_reader::next(pbf_tag_type(next_tag));
133 }
134
163 bool next(T next_tag, pbf_wire_type type) {
164 return pbf_reader::next(pbf_tag_type(next_tag), type);
165 }
166
176 T tag() const noexcept {
177 return T(pbf_reader::tag());
178 }
179
180}; // class pbf_message
181
182} // end namespace protozero
183
184#endif // PROTOZERO_PBF_MESSAGE_HPP
protozero::pbf_message::next
bool next(T next_tag, pbf_wire_type type)
Definition pbf_message.hpp:163
protozero::pbf_message::enum_type
T enum_type
The type of messages this class will read.
Definition pbf_message.hpp:73
protozero::pbf_message::next
bool next()
Definition pbf_message.hpp:99
protozero::pbf_message::tag
T tag() const noexcept
Definition pbf_message.hpp:176
protozero::pbf_message::pbf_message
pbf_message(Args &&... args) noexcept
Definition pbf_message.hpp:80
protozero::pbf_message::next
bool next(T next_tag)
Definition pbf_message.hpp:131
protozero::pbf_reader::pbf_reader
pbf_reader(const data_view &view) noexcept
Definition pbf_reader.hpp:154
protozero::pbf_reader::next
bool next()
Definition pbf_reader.hpp:284
protozero::pbf_reader::tag
pbf_tag_type tag() const noexcept
Definition pbf_reader.hpp:397
protozero
All parts of the protozero header-only library are in this namespace.
Definition basic_pbf_builder.hpp:24
protozero::pbf_wire_type
pbf_wire_type
Definition types.hpp:40
protozero::pbf_tag_type
uint32_t pbf_tag_type
Definition types.hpp:33
pbf_reader.hpp
Contains the pbf_reader class.
types.hpp
Contains the declaration of low-level types used in the pbf format.