Version.hpp

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#pragma once
 
#include "AstGlobal.h"
#include <string>
#include "AstUtil/StringView.hpp"
 
AST_NAMESPACE_BEGIN
 
class AST_UTIL_API Version
{
public:
    Version() = default;
 
    static Version Parse(StringView version);
 
    explicit Version(StringView version);
 
    Version(int major, int minor, int patch=-1, StringView prerelease = {}, StringView build = {});
 
public:
    int compare(const Version& other) const;
 
    bool operator==(const Version& other) const{return compare(other) == 0;}
    bool operator!=(const Version& other) const{return compare(other) != 0;}
    bool operator<(const Version& other) const{return compare(other) < 0;}
    bool operator>(const Version& other) const{return compare(other) > 0;}
    bool operator<=(const Version& other) const{return compare(other) <= 0;}
    bool operator>=(const Version& other) const{return compare(other) >= 0;}
 
public:
    bool valid() const{return major_ > 0;}
 
    int major() const{return major_;} 
    void setMajor(int major){major_ = major;}
 
    int minor() const{return minor_;}
    void setMinor(int minor){minor_ = minor;}
 
    int patch() const{return patch_;}
    void setPatch(int patch){patch_ = patch;}
    
    const std::string& prerelease() const{return prerelease_;}
    void setPrerelease(StringView prerelease){prerelease_ = std::string(prerelease);}
 
    const std::string& build() const{return build_;}
    void setBuild(StringView build){build_ = std::string(build);}
 
private:
    int major_{-1};                 
    int minor_{0};                  
    int patch_{0};                  
    std::string prerelease_;        
    std::string build_;             
};
 
AST_NAMESPACE_END