Iterator class for debug

Iterator.cs

using System;
using System.Collections.Generic;
using System.Linq;

namespace IteratorTest
{
    public static class IteratorHelper
    {
        //インスタンス生成を楽するためのショートカット
        public static Iterator<T> CreateIterator<T>(params T[] source)
        {
            return new Iterator<T>(source);
        }
    }

    public class Iterator<T>:IEnumerable<T>,IEnumerator<T>
    {
        IEnumerable<T> source;
        IEnumerator<T> enumerator;
        bool canEnumerate;
        
        public Iterator(IEnumerable<T> source)
        {
            Console.WriteLine("Constructor()");
            this.source = source;
            this.enumerator = this.source.GetEnumerator();
            this.canEnumerate = true;
        }

        public IEnumerator<T> GetEnumerator()
        {
            Console.WriteLine("GetEnumerator()");
            if (canEnumerate)
            { return this; }

            return new Iterator<T>(source);
        }

        System.Collections.IEnumerator System.Collections.IEnumerable.GetEnumerator()
        {
            Console.Write("IEnumerable.");
            return GetEnumerator();
        }

        public T Current
        {
            get { return enumerator.Current; }
        }
        
        public void Dispose()
        {
            Console.WriteLine("Dispose()");
            enumerator.Dispose();
            canEnumerate = false;
        }

        object System.Collections.IEnumerator.Current
        {
            get {return Current; }
        }

        public bool MoveNext()
        {
            canEnumerate = enumerator.MoveNext();
            Console.WriteLine("MoveNext() == " + canEnumerate);
            return canEnumerate;
        }

        public void Reset()
        {
            throw new NotSupportedException();
        }
    }
}