NativeStack

NativeStack.cs

// src: https://gist.github.com/andrew-raphael-lukasik/709c19dd2305a2d1a0fa32ee82717b5c
using Unity.Collections;

public unsafe struct NativeStack <T> : System.IDisposable
	where T : unmanaged
{
	NativeList<T> _list;
	
	public bool IsCreated => _list.IsCreated;
	public int Length => _list.Length;

	public NativeStack ( int initialCapacity , Allocator allocator ) => _list = new NativeList<T>( initialCapacity , allocator );

	public T this [ int i ]
	{
		get => _list[i];
		set => _list[i] = value;
	}

	public void Push ( T item ) => _list.Add(item);

	public T Pop ()
	{
		T removedItem = this[0];
		_list.RemoveAt(0);
		return removedItem;
	}

	public T Peek () => this[0];
	public void Clear () => _list.Clear();
	public void Dispose () { if( _list.IsCreated ) _list.Dispose(); }
	public NativeArray<T> AsArray () => _list.AsArray();

}