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// Copyright 2022 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_BUILDTOOL_BUILDENGINE_EXPRESSION_TARGET_RESULT_HPP
#define INCLUDED_SRC_BUILDTOOL_BUILDENGINE_EXPRESSION_TARGET_RESULT_HPP
#include <cstddef>
#include <functional>
#include <optional>
#include <unordered_map>
#include "nlohmann/json.hpp"
#include "src/buildtool/build_engine/expression/expression_ptr.hpp"
#include "src/buildtool/common/artifact.hpp"
#include "src/buildtool/common/artifact_description.hpp"
#include "src/buildtool/crypto/hash_function.hpp"
#include "src/utils/cpp/hash_combine.hpp"
struct TargetResult {
ExpressionPtr artifact_stage;
ExpressionPtr provides;
ExpressionPtr runfiles;
bool is_cacheable{provides.IsCacheable()};
[[nodiscard]] static auto FromJson(HashFunction::Type hash_type,
nlohmann::json const& json) noexcept
-> std::optional<TargetResult>;
[[nodiscard]] auto ToJson() const -> nlohmann::json;
[[nodiscard]] auto ReplaceNonKnownAndToJson(
std::unordered_map<ArtifactDescription, Artifact::ObjectInfo> const&
replacements) const noexcept -> std::optional<nlohmann::json>;
[[nodiscard]] auto operator==(TargetResult const& other) const noexcept
-> bool {
return artifact_stage == other.artifact_stage and
provides == other.provides and runfiles == other.runfiles;
}
};
namespace std {
template <>
struct hash<TargetResult> {
[[nodiscard]] auto operator()(TargetResult const& r) noexcept
-> std::size_t {
auto seed = std::hash<ExpressionPtr>{}(r.artifact_stage);
hash_combine(&seed, std::hash<ExpressionPtr>{}(r.provides));
hash_combine(&seed, std::hash<ExpressionPtr>{}(r.runfiles));
return seed;
}
};
} // namespace std
#endif // INCLUDED_SRC_BUILDTOOL_BUILDENGINE_EXPRESSION_TARGET_RESULT_HPP
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