internal Enumerator(ImmutableSortedTreeDictionary <TKey, TValue> .Enumerator enumerator) { _enumerator = enumerator; }
internal KeyCollection(ImmutableSortedTreeDictionary <TKey, TValue> .Builder dictionary) { Debug.Assert(dictionary != null, $"Assertion failed: {nameof(dictionary)} != null"); _dictionary = dictionary; }
internal Builder(ImmutableSortedTreeDictionary <TKey, TValue> dictionary) { _dictionary = dictionary; _treeSetBuilder = _dictionary._treeSet.ToBuilder(); }