public T SelectOne <K>(string property, K value)
{
if (indexes.GetIndex(property) is IListIndex <T, K> index)
{
return(index.SelectOne(value));
}
return(SelectOne(property, CompareType.Equal, value));
}
public static IEnumerable <T> Select <T>(IEnumerable <T> items, QueryParameter <T> param, ListIndexes <T> indexes = null)
{
var index = indexes?.GetIndex(param.Name);
if (index != null)
{
return(index.Scan(param));
}
return(Search <T>(items, param));
}
public static IEnumerable <T> Select <T>(IEnumerable <T> items, QueryParameter <T> param, ListIndexes <T> indexes = null)
{
if (param.AlwaysTrue)
{
return(items);
}
if (param.Comparer.Type == CompareTypes.Distinct)
{
return(Distinct(items, param.Invoker));
}
var index = indexes?.GetIndex(param.Name);
if (index != null)
{
return(index.Scan(param));
}
return(Search <T>(items, param));
}
