From dda941b0fece58548ce2fd16fffeb48be6f8ce76 Mon Sep 17 00:00:00 2001
From: "Zhuohuan LI (CARPE DIEM)" <zixia@zixia.net>
Date: Thu, 20 Oct 2016 20:40:39 +0800
Subject: [PATCH] fix #54

---
 src/wechaty.ts | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/wechaty.ts b/src/wechaty.ts
index ec7ffc00..0a0ff453 100644
--- a/src/wechaty.ts
+++ b/src/wechaty.ts
@@ -134,7 +134,12 @@ export class Wechaty extends EventEmitter implements Sayable {
     return this.npmVersion
   }
 
-  public user(): Contact | null { return this.puppet && this.puppet.user }
+  public user(): Contact {
+    if (!this.puppet || !this.puppet.user) {
+      throw new Error('no user')
+    }
+    return this.puppet.user
+  }
 
   public reset(reason?: string) {
     log.verbose('Wechaty', 'reset() because %s', reason)
-- 
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