protobuf.hpp

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#pragma once
 
/// @file userver/dump/protobuf.hpp
/// @brief Dumping support for protobuf messages
///
/// @ingroup userver_dump_read_write
 
#include <type_traits>
 
#include <google/protobuf/message_lite.h>
 
#include <userver/dump/fwd.hpp>
 
USERVER_NAMESPACE_BEGIN
 
namespace dump {
 
namespace impl {
 
void WriteProtoMessageToDump(Writer& writer, const google::protobuf::MessageLite& message);
 
void ParseProtoMessageFromDump(Reader& reader, google::protobuf::MessageLite& message);
 
}  // namespace impl
 
/// @brief Protobuf message dumping support
template <typename T>
std::enable_if_t<std::is_base_of_v<google::protobuf::MessageLite, T>> Write(Writer& writer, const T& value) {
    impl::WriteProtoMessageToDump(writer, value);
}
std::enable_if_t<std::is_base_of_v<google::protobuf::MessageLite, T>> Write(Writer& writer, const T& value) {…}
 
/// @brief Protobuf message dumping support
template <typename T>
std::enable_if_t<std::is_base_of_v<google::protobuf::MessageLite, T>, T> Read(Reader& reader, To<T>) {
    T value;
    impl::ParseProtoMessageFromDump(reader, value);
    return value;
}
std::enable_if_t<std::is_base_of_v<google::protobuf::MessageLite, T>, T> Read(Reader& reader, To<T>) {…}
 
}  // namespace dump
 
USERVER_NAMESPACE_END