public static bool Evaluate <T>(this NumericOperator @operator, T value, T comparisonValue)
{
@operator.Validate(nameof(@operator));
var isOdd = ((int)@operator) % 2 == 1;
return(EvaluateInternal(isOdd ? @operator + 1 : @operator) ^ isOdd);
bool EvaluateInternal(NumericOperator effectiveOperator)
{
return(effectiveOperator switch
{
NumericOperator.Equals => Number.Equals(value, comparisonValue),
NumericOperator.LessThan => Number.LessThan(value, comparisonValue),
NumericOperator.GreaterThan => Number.GreaterThan(value, comparisonValue),
_ => throw new NotSupportedException($"NumericOperator of {@operator} is not supported"),
});
}
public static NumericOperator Invert(this NumericOperator @operator)
{
@operator.Validate(nameof(@operator));
return(@operator + (((int)@operator) % 2 == 0 ? 1 : -1));
}