From f0a53a1cd44f3468bf26bbbae0fc3cd1eba94ddc Mon Sep 17 00:00:00 2001
From: "Zhuohuan LI (CARPE DIEM)" <zixia@zixia.net>
Date: Sun, 23 Oct 2016 02:04:10 +0800
Subject: [PATCH] fix doc with FriendRequest

---
 README.md | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 4b3a3469..f261ea75 100644
--- a/README.md
+++ b/README.md
@@ -406,8 +406,11 @@ The `message` here is a [Message](#class-message).
 
 Fired when we got new friend request, or confirm a friend ship.
 
+1. if `request?: FriendRequest` is set, then it's a friend request
+1. if `request?: FriendRequest` is not set, then it's a friend confirmation
+
 ```ts
-wechaty.on('friend', (this: Sayable, contact: Contact, request: FriendRequest) => {
+wechaty.on('friend', (this: Sayable, contact: Contact, request?: FriendRequest) => {
   if (request) {  // 1. request to be friend from new contact
     request.accept()
     console.log('auto accepted for ' + contact + ' with message: ' + request.hello)
-- 
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