1 /* 2 * Copyright 2023 Google LLC 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef FCP_CLIENT_PARSING_UTILS_H_ 18 #define FCP_CLIENT_PARSING_UTILS_H_ 19 20 #include <string> 21 #include <variant> 22 23 #include "absl/strings/cord.h" 24 25 namespace fcp { 26 namespace client { 27 28 // Parses a proto from either an std::string or an absl::Cord. This allows the 29 // proto data to be provided in either format. 30 template <typename MessageT> ParseFromStringOrCord(MessageT & proto,std::variant<std::string,absl::Cord> data)31bool ParseFromStringOrCord(MessageT& proto, 32 std::variant<std::string, absl::Cord> data) { 33 if (std::holds_alternative<std::string>(data)) { 34 return proto.ParseFromString(std::get<std::string>(data)); 35 } else { 36 return proto.ParseFromString(std::string(std::get<absl::Cord>(data))); 37 } 38 } 39 40 } // namespace client 41 } // namespace fcp 42 43 #endif // FCP_CLIENT_PARSING_UTILS_H_ 44