public void ExpressionEvaluator_Visit_FactorOperation()
{
FactorExpressionNode sumExpression = new FactorExpressionNode()
{
Left = new FloatValueNode {
Value = 10.5f
},
OperationNode = new FactorOperationNode()
{
Operator = Operators.MultOp
},
Right = new IntValueNode {
Value = 5
}
};
ExpressionEvaluator <float> evaluator = new ExpressionEvaluator <float>(new FloatCalculator(sumExpression.Token));
sumExpression.Accept(evaluator);
Assert.That(evaluator.Result == 52.5f, "evaluator.Result == 52.5");
}
public void Visit(FactorExpressionNode factorExpressionNode)
{
factorExpressionNode.Left.Accept(this);
T a = Result;
factorExpressionNode.Right.Accept(this);
T b = Result;
switch (factorExpressionNode.OperationNode.Operator)
{
case Operators.MultOp:
Result = Calculator.Multiply(a, b);
break;
case Operators.DivOp:
Result = Calculator.Divide(a, b);
break;
default:
DazelLogger.EmitError($"Operation {factorExpressionNode.OperationNode.Operator} is not valid.", factorExpressionNode.Token);
break;
}
}
public void Visit(FactorExpressionNode factorExpressionNode)
{
factorExpressionNode.Left.Accept(this);
factorExpressionNode.OperationNode.Accept(this);
factorExpressionNode.Right.Accept(this);
}
public void Visit(FactorExpressionNode factorExpressionNode)
{
}
