From 6c6d38185d958cd68949ed8996c913af3b448973 Mon Sep 17 00:00:00 2001
From: Huan LI <zixia@zixia.net>
Date: Wed, 1 Mar 2017 16:50:01 +0800
Subject: [PATCH] fix(room): do not permit undefined param (#273)

---
 src/room.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/room.ts b/src/room.ts
index ca4363ca..d4977a67 100644
--- a/src/room.ts
+++ b/src/room.ts
@@ -206,7 +206,7 @@ export class Room extends EventEmitter implements Sayable {
       return null
     }
 
-    const memberList = this.parseMemberList(rawObj.MemberList)
+    const memberList = this.parseMemberList(rawObj.MemberList || [])
     const nameMap    = this.parseMap('name', rawObj.MemberList)
     const aliasMap   = this.parseMap('alias', rawObj.MemberList)
 
@@ -221,7 +221,7 @@ export class Room extends EventEmitter implements Sayable {
     }
   }
 
-  private parseMemberList(rawMemberList?: RoomRawMember[]): Contact[] {
+  private parseMemberList(rawMemberList: RoomRawMember[]): Contact[] {
     if (!rawMemberList || !rawMemberList.map) {
       return []
     }
-- 
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