string_piece.h - mozsearch

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// Copyright 2012 The Chromium Authors

// Use of this source code is governed by a BSD-style license that can be

// found in the LICENSE file.

//

// This header is deprecated. `base::StringPiece` is now `std::string_view`.

// Use it and <string_view> instead.

//

// TODO(crbug.com/691162): Remove uses of this header.

#ifndef BASE_STRINGS_STRING_PIECE_H_

#define BASE_STRINGS_STRING_PIECE_H_

#include <functional>

// Many files including this header rely on these being included due to IWYU

// violations. Preserve the includes for now. As code is migrated away from this

// header, we can incrementally fix the IWYU violations.

#include "base/base_export.h"

#include "base/check.h"

#include "base/check_op.h"

#include "base/compiler_specific.h"

#include "base/cxx20_is_constant_evaluated.h"

#include "base/strings/string_piece_forward.h"

#include "base/strings/utf_ostream_operators.h"

#include "build/build_config.h"

namespace base {

// Historically, `std::hash` did not support `base::StringPiece`. Now

// `base::StringPiece` is `std::string_view`, so this is no longer necessary.

// Replace uses of this type with the default hasher.

using StringPieceHash = std::hash<StringPiece>;

}  // namespace base

#endif  // BASE_STRINGS_STRING_PIECE_H_