Abseil Common Libraries (C++) (grcp 依赖)
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61 lines
2.2 KiB
61 lines
2.2 KiB
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// Copyright 2020 The Abseil Authors. |
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// |
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// Licensed under the Apache License, Version 2.0 (the "License"); |
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// you may not use this file except in compliance with the License. |
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// You may obtain a copy of the License at |
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// |
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// https://www.apache.org/licenses/LICENSE-2.0 |
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// |
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// Unless required by applicable law or agreed to in writing, software |
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// distributed under the License is distributed on an "AS IS" BASIS, |
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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// See the License for the specific language governing permissions and |
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// limitations under the License. |
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#ifndef ABSL_FLAGS_INTERNAL_PRIVATE_HANDLE_ACCESSOR_H_ |
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#define ABSL_FLAGS_INTERNAL_PRIVATE_HANDLE_ACCESSOR_H_ |
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#include <memory> |
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#include <string> |
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#include "absl/base/config.h" |
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#include "absl/flags/commandlineflag.h" |
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#include "absl/flags/internal/commandlineflag.h" |
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#include "absl/strings/string_view.h" |
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namespace absl { |
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ABSL_NAMESPACE_BEGIN |
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namespace flags_internal { |
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// This class serves as a trampoline to access private methods of |
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// CommandLineFlag. This class is intended for use exclusively internally inside |
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// of the Abseil Flags implementation. |
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class PrivateHandleAccessor { |
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public: |
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// Access to CommandLineFlag::TypeId. |
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static FlagFastTypeId TypeId(const CommandLineFlag& flag); |
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// Access to CommandLineFlag::SaveState. |
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static std::unique_ptr<FlagStateInterface> SaveState(CommandLineFlag& flag); |
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// Access to CommandLineFlag::IsSpecifiedOnCommandLine. |
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static bool IsSpecifiedOnCommandLine(const CommandLineFlag& flag); |
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// Access to CommandLineFlag::ValidateInputValue. |
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static bool ValidateInputValue(const CommandLineFlag& flag, |
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absl::string_view value); |
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// Access to CommandLineFlag::CheckDefaultValueParsingRoundtrip. |
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static void CheckDefaultValueParsingRoundtrip(const CommandLineFlag& flag); |
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static bool ParseFrom(CommandLineFlag& flag, absl::string_view value, |
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flags_internal::FlagSettingMode set_mode, |
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flags_internal::ValueSource source, std::string& error); |
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}; |
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} // namespace flags_internal |
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ABSL_NAMESPACE_END |
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} // namespace absl |
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#endif // ABSL_FLAGS_INTERNAL_PRIVATE_HANDLE_ACCESSOR_H_
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