public override object VisitOrder_by_clause([NotNull] KoraliumParser.Order_by_clauseContext context)
{
var orderByElements = context.order_by_element();
if (orderByElements == null || orderByElements.Length == 0)
{
throw new SqlParserException("Order by without any elements");
}
OrderByClause orderByClause = new OrderByClause();
foreach (var orderByElementNode in orderByElements)
{
var orderExpression = Visit(orderByElementNode) as OrderElement;
orderByClause.OrderExpressions.Add(orderExpression);
}
return(orderByClause);
}
/// <summary>
/// Exit a parse tree produced by <see cref="KoraliumParser.order_by_clause"/>.
/// <para>The default implementation does nothing.</para>
/// </summary>
/// <param name="context">The parse tree.</param>
public virtual void ExitOrder_by_clause([NotNull] KoraliumParser.Order_by_clauseContext context)
{
}
/// <summary>
/// Visit a parse tree produced by <see cref="KoraliumParser.order_by_clause"/>.
/// <para>
/// The default implementation returns the result of calling <see cref="AbstractParseTreeVisitor{Result}.VisitChildren(IRuleNode)"/>
/// on <paramref name="context"/>.
/// </para>
/// </summary>
/// <param name="context">The parse tree.</param>
/// <return>The visitor result.</return>
public virtual Result VisitOrder_by_clause([NotNull] KoraliumParser.Order_by_clauseContext context)
{
return(VisitChildren(context));
}
