From b6d7de633e374998ea92352d5ce6a28d662fd9fa Mon Sep 17 00:00:00 2001
From: unknown <1149536116@qq.com>
Date: Thu, 22 Sep 2016 13:46:54 +0800
Subject: [PATCH 1/4] custom Promise that you like . such as bluebird, q, when
 and so on.

---
 index.js | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/index.js b/index.js
index aacf6ef..53368b4 100644
--- a/index.js
+++ b/index.js
@@ -5,12 +5,26 @@
 
 var slice = Array.prototype.slice;
 
+/**
+ * default Promise
+ */
+
+var Promise = global.Promise;
+
 /**
  * Expose `co`.
  */
 
 module.exports = co['default'] = co.co = co;
 
+/**
+ * custom your Promise that you like
+ */
+
+co.setPromise = function (promise) {
+  Promise = promise;
+}
+
 /**
  * Wrap the given generator `fn` into a
  * function that returns a promise.

From c4ad3fd084f1913063626af5c05ceff3f83ec153 Mon Sep 17 00:00:00 2001
From: unknown <1149536116@qq.com>
Date: Thu, 22 Sep 2016 13:55:04 +0800
Subject: [PATCH 2/4] update readme.md

---
 Readme.md | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/Readme.md b/Readme.md
index 8ea2bb9..235efb6 100644
--- a/Readme.md
+++ b/Readme.md
@@ -196,6 +196,17 @@ fn(true).then(function (val) {
 });
 ```
 
+### co.setPromise(Promise)
+
+You can custom `Promise` that you like . Such as `bluebird`, `q`, `when` and so on.
+
+```js
+var Promise = require('bluebird');
+co.setPromise(Promise);
+
+co(11).tap(console.log);
+```
+
 ## License
 
   MIT

From 113493bd3ac80e4ecee1edce3434d21b538e171d Mon Sep 17 00:00:00 2001
From: liangwensen <1149536116@qq.com>
Date: Tue, 21 Feb 2017 15:51:44 +0800
Subject: [PATCH 3/4] update the method witch defines the promise object

---
 index.js | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/index.js b/index.js
index 53368b4..8ab19d0 100644
--- a/index.js
+++ b/index.js
@@ -21,9 +21,14 @@ module.exports = co['default'] = co.co = co;
  * custom your Promise that you like
  */
 
-co.setPromise = function (promise) {
-  Promise = promise;
-}
+Object.defineProperty(co,"promise",{
+  get: function () {
+    return Promise;
+  },
+  set: function (promise) {
+    Promise = promise;
+  }
+});
 
 /**
  * Wrap the given generator `fn` into a

From 64038a195d102db8206aadad33de4fec02b225de Mon Sep 17 00:00:00 2001
From: liangwensen <1149536116@qq.com>
Date: Tue, 21 Feb 2017 15:53:51 +0800
Subject: [PATCH 4/4] update readme.md

---
 Readme.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Readme.md b/Readme.md
index 235efb6..27730c7 100644
--- a/Readme.md
+++ b/Readme.md
@@ -202,7 +202,7 @@ You can custom `Promise` that you like . Such as `bluebird`, `q`, `when` and so
 
 ```js
 var Promise = require('bluebird');
-co.setPromise(Promise);
+co.promise = Promise;
 
 co(11).tap(console.log);
 ```