From 2a58d208df62f953ab5751cd021faeeeedb9871b Mon Sep 17 00:00:00 2001
From: switer <guankaishe@gmail.com>
Date: Tue, 2 Dec 2014 15:58:56 +0800
Subject: [PATCH] add retry api, update doc

---
 README.md | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/README.md b/README.md
index 7c67dc3..fa8297d 100644
--- a/README.md
+++ b/README.md
@@ -50,6 +50,18 @@ Define chain steps, if a then step has multiple functions, step over after each
 Chain(func).then(func1).then(funcA1, funcA2, funcA3)
 ```
 
+### .retry()
+Call current step handler once again (recursive).
+```javascript
+var flag
+Chain(function (chain, data) {
+    if (flag) {
+        return chain.next()
+    }
+    flag = true
+}).start('value')
+```
+
 ### .some(func, func1, ..., funcN)
 When call chain.next in which handler of "some" step will be over current step.
 ```javascript