version.h

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#pragma once
#include "icomparable.h"
#include "ustring.h"

#undef major
#undef minor

namespace xtd {
  class version final : public object, public icomparable<version> {
  public:
    version() noexcept = default;
    version(const xtd::ustring& version);
    version(int32_t major, int32_t minor);
    version(int32_t major, int32_t minor, int32_t build);
    version(int32_t major, int32_t minor, int32_t build, int32_t revision);

    version(const version&) noexcept = default;
    version& operator=(const version&) noexcept = default;
    
    bool operator==(const version& v) const noexcept;
    bool operator!=(const version& v) const noexcept;

    int32_t build() const noexcept;
    
    int32_t major() const noexcept;
    
    int16_t major_revision() const noexcept;
    
    int32_t minor() const noexcept;
    
    int16_t minor_revision() const noexcept;
    
    int32_t revision() const noexcept;

    int32_t compare_to(const object& version) const noexcept override;
    int32_t compare_to(const version& version) const noexcept override;

    static version parse(const xtd::ustring& input);
    
    xtd::ustring to_string() const noexcept override;
    xtd::ustring to_string(size_t field_count) const;
    
    static bool try_parse(const xtd::ustring& input, version& result) noexcept;

  private:
    int32_t major_ = 0;
    int32_t minor_ = 0;
    int32_t build_ = -1;
    int32_t revision_ = -1;
  };

  std::ostream& operator <<(std::ostream& os, const version& ver) noexcept;
}