////  ApplicationVersion.h//  libraries/shared/src////  Created by Stephen Birarda on 6/8/18.//  Copyright 2018 High Fidelity, Inc.////  Distributed under the Apache License, Version 2.0.//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html// #ifndef hifi_ApplicationVersion_h#define hifi_ApplicationVersion_h #include <QtCore/QString> class ApplicationVersion {public:    ApplicationVersion(const QString& versionString);     bool operator==(const ApplicationVersion& other) const;    bool operator!=(const ApplicationVersion& other) const { return !(*this == other); }     bool operator <(const ApplicationVersion& other) const;    bool operator >(const ApplicationVersion& other) const;     bool operator >=(const ApplicationVersion& other) const { return (*this == other) || (*this > other); }    bool operator <=(const ApplicationVersion& other) const { return (*this == other) || (*this < other); }     int major = -1;    int minor = -1;    int patch = -1;     int build = -1;     bool isSemantic { false };     QString versionString;}; #endif // hifi_ApplicationVersion_h