EditorCoroutine: coroutines for Unity editor operations. Usage: EditorCoroutine.start(myIEnumerator)

EditorCoroutine.cs

//Original Author (gracefully borrowed): https://gist.github.com/benblo/10732554 
//#define DEBUG_EDITORCOROUTINE

using System.Collections;
using UnityEditor;

namespace Sacristan.EditorExtensions
{
    public class EditorCoroutine
    {
        #region Fields
        private readonly IEnumerator routine;
        #endregion

        #region Constructors
        EditorCoroutine(IEnumerator routine)
        {
            this.routine = routine;
        }
        #endregion

        #region Public Methods
        public static EditorCoroutine StartCoroutine(IEnumerator _routine)
        {
            EditorCoroutine coroutine = new EditorCoroutine(_routine);
            coroutine.Start();
            return coroutine;
        }
        #endregion

        #region Private Methods
        private void Start()
        {
#if DEBUG_EDITORCOROUTINE
            UnityEngine.Debug.Log("Start");
#endif
            EditorApplication.update += Update;
        }

        private void Stop()
        {
#if DEBUG_EDITORCOROUTINE
            UnityEngine.Debug.Log("Stop");
#endif
            EditorApplication.update -= Update;
        }

        private void Update()
        {
#if DEBUG_EDITORCOROUTINE
            UnityEngine.Debug.Log("Update");
#endif
            if (!routine.MoveNext()) Stop();
        }

        #endregion
    }
}

TestEditorCoroutine.cs

using System;
using System.Collections;
using UnityEngine;
using UnityEditor;
using Random = UnityEngine.Random;

namespace Sacristan.EditorExtensions.Test
{
    public class TestEditorCoroutine
    {
        static void testEditorCoroutine()
        {
            EditorCoroutine.StartCoroutine(testRoutine());
        }
        static IEnumerator testRoutine()
        {
            Debug.Log("hello " + DateTime.Now.Ticks);
            yield return null;
            Debug.Log("done " + DateTime.Now.Ticks);
        }

        static void testEditorCoroutineWithException()
        {
            EditorCoroutine.StartCoroutine(testRoutineWithException());
        }
        static IEnumerator testRoutineWithException()
        {
            Debug.Log("hello " + DateTime.Now.Ticks);
            yield return null;

            for (int i = 0; i < 10; i++)
            {
                testRandomException();
                yield return null;
            }

            Debug.Log("done " + DateTime.Now.Ticks);
        }
        static void testRandomException()
        {
            if (Random.value < 0.3f)
            {
                throw new Exception("ahah! " + DateTime.Now.Ticks);
            }
            else
            {
                Debug.Log("ok " + DateTime.Now.Ticks);
            }
        }
    }
}