/// <summary>
/// Triggers evaluation function within <see cref="Statement"/>.
/// </summary>
/// <param name="controller"><see cref="RuleController"/> triggering evaluation. </param>
/// <param name="rule"><see cref="Rule"/> refrence to rule containing this decisison. </param>
/// <returns></returns>
public float Make(RuleController controller, Rule rule)
{
return(Operator.Evaluate(controller, rule, this));
}
