namespace System.Collections.Immutable
{
    [DebuggerDisplay("IsEmpty = {IsEmpty}")]
    [DebuggerTypeProxy(typeof(ImmutableEnumerableDebuggerProxy<?>))]
    public sealed class ImmutableQueue<T> : IEnumerable, IEnumerable<T>, IImmutableQueue<T>
    {
        [EditorBrowsable(EditorBrowsableState.Advanced)]
        public struct Enumerator
        {
            public bool MoveNext();
        }
    }
}