chromium/base/version.h

// 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.

#ifndef BASE_VERSION_H_
#define BASE_VERSION_H_

#include <stdint.h>

#include <iosfwd>
#include <string>
#include <string_view>
#include <vector>

#include "base/base_export.h"

namespace base {

// Version represents a dotted version number, like "1.2.3.4", supporting
// parsing and comparison.
class BASE_EXPORT Version { … };

BASE_EXPORT bool operator==(const Version& v1, const Version& v2);
BASE_EXPORT bool operator!=(const Version& v1, const Version& v2);
BASE_EXPORT bool operator<(const Version& v1, const Version& v2);
BASE_EXPORT bool operator<=(const Version& v1, const Version& v2);
BASE_EXPORT bool operator>(const Version& v1, const Version& v2);
BASE_EXPORT bool operator>=(const Version& v1, const Version& v2);
BASE_EXPORT std::ostream& operator<<(std::ostream& stream, const Version& v);

}  // namespace base

#endif  // BASE_VERSION_H_