chromium/third_party/mediapipe/src/mediapipe/framework/tool/type_util.h

// Copyright 2019 The MediaPipe Authors.
//
// 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 MEDIAPIPE_FRAMEWORK_TOOL_TYPE_UTIL_H_
#define MEDIAPIPE_FRAMEWORK_TOOL_TYPE_UTIL_H_

#include <cstddef>
#include <string>
#include <typeinfo>
#include <utility>

#include "absl/base/attributes.h"
#include "mediapipe/framework/demangle.h"
#include "mediapipe/framework/port.h"

namespace mediapipe {

// An identifier for a type. This class is lightweight and is meant to be passed
// by value.
// To get the TypeId for SomeType, write kTypeId<SomeType>.
class TypeId { … };

kTypeId;

namespace tool {

// Helper method that returns a hash code of the given type.
// Superseded by TypeId.
template <typename T>
ABSL_DEPRECATED("Use TypeId directly instead.")
size_t GetTypeHash() { … }

}  // namespace tool
}  // namespace mediapipe

#endif  // MEDIAPIPE_FRAMEWORK_TOOL_TYPE_UTIL_H_