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Copy pathpath.h
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59 lines (47 loc) · 1.55 KB
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// Copyright 2018 Google LLC
//
// 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 CC_FILE_PATH_H_
#define CC_FILE_PATH_H_
#include <initializer_list>
#include <string>
#include <utility>
#include "absl/strings/string_view.h"
namespace minigo {
namespace file {
namespace internal {
std::string JoinPathImpl(std::initializer_list<absl::string_view> paths);
} // namespace internal
template <typename... T>
inline std::string JoinPath(const T&... args) {
return internal::JoinPathImpl({args...});
}
std::pair<absl::string_view, absl::string_view> SplitPath(
absl::string_view path);
inline absl::string_view Dirname(absl::string_view path) {
return SplitPath(path).first;
}
inline absl::string_view Basename(absl::string_view path) {
return SplitPath(path).second;
}
inline absl::string_view Stem(absl::string_view path) {
auto base = Basename(path);
auto pos = base.find_last_of('.');
if (pos == absl::string_view::npos) {
return base;
}
return base.substr(0, pos);
}
} // namespace file
} // namespace minigo
#endif // CC_FILE_PATH_H_