115 lines
2.5 KiB
C#

using System;
public class SemVer
{
public byte maj;
public byte min;
public byte patch;
public SemVer(byte mj, byte mn, byte pt)
{
maj = mj;
min = mn;
patch = pt;
}
public SemVer(byte mj, byte mn)
{
maj = mj;
min = mn;
patch = 0;
}
public SemVer(byte mj)
{
maj = mj;
min = 0;
patch = 0;
}
public SemVer(String str)
{
SemVer sv = SemVer.Parse(str);
maj = sv.maj;
min = sv.min;
patch = sv.patch;
}
public static bool operator ==(SemVer a, SemVer b)
{
return (
a.maj == b.maj &&
a.min == b.min &&
a.patch == b.patch);
}
public static bool operator !=(SemVer a, SemVer b)
{
return (
a.maj != b.maj ||
a.min != b.min ||
a.patch != b.patch);
}
public static bool operator >(SemVer a, SemVer b)
{
return a.maj > b.maj ? true :
a.min > b.min ? true :
a.patch > b.patch ? true :
false;
}
public static bool operator >=(SemVer a, SemVer b)
{
return a.maj >= b.maj ? true :
a.min >= b.min ? true :
a.patch >= b.patch ? true :
false;
}
public static bool operator <=(SemVer a, SemVer b)
{
return b > a;
}
public static bool operator <(SemVer a, SemVer b)
{
return b >= a;
}
public override string ToString()
{
if (patch == 0) return maj.ToString() + "." + min.ToString();
return maj.ToString() + "." + min.ToString() + "." + patch.ToString();
}
public static SemVer Parse(String str)
{
String[] sv = str.Split("."[0]);
if (sv.Length == 3) return new SemVer(
byte.Parse(sv[0]),
byte.Parse(sv[1]),
byte.Parse(sv[2]));
if (sv.Length == 2) return new SemVer(
byte.Parse(sv[0]),
byte.Parse(sv[1]));
if (sv.Length == 1) return new SemVer(
byte.Parse(sv[0]));
throw new FormatException();
}
public override int GetHashCode()
{
return maj.GetHashCode() ^ (min.GetHashCode() << 2) ^ (patch.GetHashCode() >> 2);
}
public override bool Equals(object other)
{
if (!(other is SeaData)) return false;
SemVer osv = (SemVer)other;
return (
osv.maj == maj &&
osv.min == min &&
osv.patch == patch);
}
}