public void MyTestMethod()
{
var res = new SimpleUtil()
.Add(1)
.Remove(2)
.Multiply(5);
Assert.AreEqual(res.current, -5);
}
public static SimpleUtil Remove(this SimpleUtil util, int num)
{
util.current -= num;
return(util);
}
public static SimpleUtil Multiply(this SimpleUtil util, int num)
{
util.current *= num;
return(util);
}
public static SimpleUtil Add(this SimpleUtil util, int num)
{
util.current += num;
return(util);
}
