public static OperatorExpression Build(Operator op, VisitedExpression exp)
{
if (op.UnaryType == Operator.UnaryTypes.Prefix)
{
return new OperatorExpression(op, null, exp);
}
else if (op.UnaryType == Operator.UnaryTypes.Postfix)
{
return new OperatorExpression(op, exp, null);
}
else
{
throw new InvalidOperationException("Binary operator with one operand");
}
}
private OperatorExpression(Operator op, VisitedExpression left, VisitedExpression right)
{
this.op = op;
this.left = left;
this.right = right;
}
public static OperatorExpression Build(Operator op, VisitedExpression left, VisitedExpression right)
{
if (op.UnaryType == Operator.UnaryTypes.Binary)
{
return new OperatorExpression(op, left, right);
}
else
{
throw new InvalidOperationException("Unary operator with two operands");
}
}
private OperatorExpression(Operator op, bool useNewPrecedences, VisitedExpression left, VisitedExpression right)
{
this.op = op;
this.useNewPrecedences = useNewPrecedences;
this.left = left;
this.right = right;
}