public void VisitBooleanNegation(BooleanNegation node)
{
node.Accept(this.typeChecker);
node.Factor.Accept(this);
if (node.EvaluationType != TokenType.BOOLEAN_VAL)
{
analyzer.notifyError(new IllegalTypeError(node.Factor));
}
}
public void VisitBooleanNegation(BooleanNegation node)
{
if (node.HasAlreadyBeenEvaluated)
{
return;
}
node.Factor.Accept(this);
TokenType factorEval = node.Factor.EvaluationType;
node.EvaluationType = factorEval == TokenType.BOOLEAN_VAL ? factorEval : TokenType.ERROR;
}
