// Copyright 2024 Huawei Cloud Computing Technology Co., Ltd. // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. #ifndef INCLUDED_SRC_OTHER_TOOLS_UTILS_PARSE_COMPUTED_ROOT_HPP #define INCLUDED_SRC_OTHER_TOOLS_UTILS_PARSE_COMPUTED_ROOT_HPP #include #include #include "gsl/gsl" #include "src/buildtool/build_engine/expression/expression_ptr.hpp" #include "src/buildtool/file_system/precomputed_root.hpp" #include "src/utils/cpp/expected.hpp" class ComputedRootParser final { public: /// \brief Create a parser for computed roots /// \param repository Repository to be parsed /// \return Initialized parser on success, or std::nullopt if repository /// isn't Map or type is not computed. [[nodiscard]] static auto Create( gsl::not_null const& repository) noexcept -> std::optional; [[nodiscard]] auto GetTargetRepository() const -> expected; [[nodiscard]] auto GetResult() const -> expected; private: ExpressionPtr const& repository_; explicit ComputedRootParser( gsl::not_null const& repository) : repository_{*repository} {} }; #endif // INCLUDED_SRC_OTHER_TOOLS_UTILS_PARSE_COMPUTED_ROOT_HPP