73 lines
1.9 KiB
C++
73 lines
1.9 KiB
C++
// Copyright 2020 The Tint 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 SRC_NAMER_H_
|
|
#define SRC_NAMER_H_
|
|
|
|
#include <string>
|
|
#include <unordered_map>
|
|
#include <unordered_set>
|
|
|
|
namespace tint {
|
|
|
|
/// Base class for the namers.
|
|
class Namer {
|
|
public:
|
|
/// Constructor
|
|
Namer();
|
|
virtual ~Namer();
|
|
|
|
/// Returns a sanitized version of |name|
|
|
/// @param name the name to sanitize
|
|
/// @returns the sanitized version of |name|
|
|
virtual std::string NameFor(const std::string& name) = 0;
|
|
|
|
/// Returns if the given name has been mapped already
|
|
/// @param name the name to check
|
|
/// @returns true if the name has been mapped
|
|
bool IsMapped(const std::string& name);
|
|
|
|
protected:
|
|
/// Map of original name to new name.
|
|
std::unordered_map<std::string, std::string> name_map_;
|
|
};
|
|
|
|
/// A namer class which hashes the name
|
|
class HashingNamer : public Namer {
|
|
public:
|
|
HashingNamer();
|
|
~HashingNamer() override;
|
|
|
|
/// Returns a sanitized version of |name|
|
|
/// @param name the name to sanitize
|
|
/// @returns the sanitized version of |name|
|
|
std::string NameFor(const std::string& name) override;
|
|
};
|
|
|
|
/// A namer which just returns the provided string
|
|
class NoopNamer : public Namer {
|
|
public:
|
|
NoopNamer();
|
|
~NoopNamer() override;
|
|
|
|
/// Returns |name|
|
|
/// @param name the name
|
|
/// @returns |name|
|
|
std::string NameFor(const std::string& name) override;
|
|
};
|
|
|
|
} // namespace tint
|
|
|
|
#endif // SRC_NAMER_H_
|