TestStack.ConventionTests/TestAssembly/Collections/Tree.cs at master · TestStack/TestStack.ConventionTests · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
namespace TestAssembly.Collections
{
    using System.Collections;
    using System.Collections.Generic;
    using System.Linq;

    public class Tree : ICanAdd<Branch>, IEnumerable<Leaf>
    {
        readonly List<Branch> items = new List<Branch>();

        public void Add(Branch item)
        {
            items.Add(item);
        }

        public IEnumerator<Branch> GetEnumerator()
        {
            return items.GetEnumerator();
        }

        IEnumerator IEnumerable.GetEnumerator()
        {
            return GetEnumerator();
        }

        IEnumerator<Leaf> IEnumerable<Leaf>.GetEnumerator()
        {
            return items.SelectMany(i => i).GetEnumerator();
        }
    }
}