public override void CheckSemantics(Scope scope, List <SemanticError> errors)
{
int value;
if (!int.TryParse(this.Text, out value))
{
errors.Add(SemanticError.InvalidNumber(this.Text, this));
this.ExpressionType = PredefinedTypes.ErrorType;
}
else
{
this.ExpressionType = PredefinedTypes.IntType;
}
}