S IAstVisitor <T, S> .VisitQueryOrderClause(QueryOrderClause queryOrderClause, T data)
{
var handler = QueryOrderClauseVisited;
if (handler != null)
{
handler(queryOrderClause, data);
}
return(VisitChildren(queryOrderClause, data));
}
public override AstNode VisitQueryOrderClause(QueryOrderClause queryOrderClause)
{
var current = currentResult;
bool first = true;
foreach (var o in queryOrderClause.Orderings)
{
string methodName = first ? (o.Direction == QueryOrderingDirection.Descending ? "OrderByDescending" : "OrderBy")
: (o.Direction == QueryOrderingDirection.Descending ? "ThenByDescending" : "ThenBy");
var param = CreateParameterForCurrentRangeVariable();
current = current.Invoke(methodName, CreateLambda(new[] { param }, VisitNested(o.Expression, param)));
MapExpression(o, current);
first = false;
}
return(current);
}
void IAstVisitor.VisitQueryOrderClause(QueryOrderClause queryOrderClause)
{
Visit(EnterQueryOrderClause, LeaveQueryOrderClause, queryOrderClause);
}
protected internal override bool DoMatch(AstNode other, PatternMatching.Match match)
{
QueryOrderClause o = other as QueryOrderClause;
return(o != null && this.Orderings.DoMatch(o.Orderings, match));
}