// public Expression Expression1;
// public Expression Expression2;
override public int Evaluate(EvaluationState state)
{
Expression1.Evaluate(state);
var result = Expression2.Evaluate(state);
return(result);
}
// public BinaryOperator Operator;
// public Expression Expression1;
// public Expression Expression2;
override public int Evaluate(EvaluationState state)
{
var value1 = Expression1.Evaluate(state);
var value2 = Expression2.Evaluate(state);
var result = 0;
switch (Operator)
{
case BinaryOperator.Add:
result = value1 + value2;
break;
case BinaryOperator.Sub:
result = value1 - value2;
break;
case BinaryOperator.Eq:
result = value1 == value2 ? 1 : 0;
break;
case BinaryOperator.Lt:
result = value1 < value2 ? 1 : 0;
break;
}
return(result);
}
internal override double Evaluate()
{
return(Expression1.Evaluate() / Expression2.Evaluate());
}
internal override double Evaluate()
{
return(Math.Pow(Expression1.Evaluate(), Expression2.Evaluate()));
}