public override string VisitOpExpr(ArithmeticsParser.OpExprContext context)
{
string left = Visit(context.left);
string right = Visit(context.right);
string op = context.op.Text;
switch (op[0])
{
case '*': return("MultOP(" + left + ", " + right + ")");
case '/': return("DivOP(" + left + ", " + right + ")");
case '+': return("AddOP(" + left + ", " + right + ")");
case '-': return("SubOP(" + left + ", " + right + ")");
default: throw new InvalidDataException("Unknown operator " + op);
}
}
public override int VisitOpExpr(ArithmeticsParser.OpExprContext context)
{
int left = Visit(context.left);
int right = Visit(context.right);
string op = context.op.Text;
switch (op[0])
{
case '*': return(left * right);
case '/': return(left / right);
case '+': return(left + right);
case '-': return(left - right);
default: throw new InvalidDataException("Unknown operator " + op);
}
}
