IronRuby.Builtins.RubyStruct.GetHashCode C# (CSharp) Method

        public int GetHashCode(UnaryOpStorage/*!*/ hashStorage, ConversionStorage<int>/*!*/ fixnumCast) {
            // hash is: struct's hash, plus data hashes
            return StructInfo.GetHashCode() ^ RubyArray.GetHashCode(hashStorage, fixnumCast, _data);
        }

 public static int Hash(UnaryOpStorage/*!*/ hashStorage, ConversionStorage<int>/*!*/ fixnumCast, RubyStruct/*!*/ self) {
     return self.GetHashCode(hashStorage, fixnumCast);
 }