ClonableStack.cs

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using System.Collections.Generic;
 
namespace MS.Internal.Xml.XPath;
 
internal sealed class ClonableStack<T> : List<T>
{
    public ClonableStack()
    {
    }
 
    private ClonableStack(IEnumerable<T> collection)
        : base(collection)
    {
    }
 
    public void Push(T value)
    {
        Add(value);
    }
 
    public T Pop()
    {
        int index = base.Count - 1;
        T result = base[index];
        RemoveAt(index);
        return result;
    }
 
    public T Peek()
    {
        return base[base.Count - 1];
    }
 
    public ClonableStack<T> Clone()
    {
        return new ClonableStack<T>(this);
    }
}