public virtual ODataExpression VisitUnary(ODataUnaryExpression expr)
{
ODataExpression operand = this.Visit(expr.Operand);
if (operand != expr.Operand)
{
return new ODataUnaryExpression(operand, expr.ExpressionType);
}
return this.Visit(expr);
}
public override ODataExpression VisitUnary(ODataUnaryExpression expr)
{
switch (expr.ExpressionType)
{
case ExpressionType.Not:
this.sqlBuilder.Append("NOT ");
this.Visit(expr.Operand);
break;
case ExpressionType.Negate:
this.sqlBuilder.Append("-");
this.Visit(expr.Operand);
break;
default:
throw new NotSupportedException();
}
return expr;
}
