4 references to Instance
System.Linq.AsyncEnumerable (4)
System\Linq\ToLookupAsync.cs (4)
49return EmptyLookup<TKey, TSource>.Instance; 104return EmptyLookup<TKey, TSource>.Instance; 163return EmptyLookup<TKey, TElement>.Instance; 223return EmptyLookup<TKey, TElement>.Instance;