Stashbox by Peter Csajtai

<PackageReference Include="Stashbox" Version="5.11.1" />

.NET API 215,552 bytes

ImmutableTreeDebugView<TKey, TValue>

class ImmutableTreeDebugView<TKey, TValue>

public ReadOnlyKeyValue<TKey, TValue>[] Items { get; }

public ImmutableTreeDebugView(ImmutableTree<TKey, TValue> tree)