Merge branch 'master' into greenkeeper/tslint-5.2.0

package.json

@@ -1,6 +1,6 @@
 {
   "name": "wechaty",
-  "version": "0.8.5",
+  "version": "0.8.6",
   "description": "Wechat for Bot(Personal Account)",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
@@ -148,8 +148,8 @@
     "shx": "0.2.2",
     "sinon": "2.2.0",
     "sloc": "0.2.0",
-    "ts-node": "3.0.2",
     "tslint": "5.2.0",
+    "tslint": "5.1.0",
     "tslint-jsdoc-rules": "0.1.2",
     "tuling123-client": "0.0.1",
     "typescript": "2.3.2",

src/contact.ts

@@ -146,7 +146,15 @@ export class Contact implements Sayable {
    * const weixin = contact.weixin()
    * ```
    */
-  public weixin()   { return this.obj && this.obj.weixin || null }
+  public weixin(): string | null {
+    const wxId = this.obj && this.obj.weixin || null
+    if (!wxId) {
+      log.info('Contact', `weixin() is not able to always work, it's limited by Tencent API`)
+      log.silly('Contact', 'weixin() If you want to track a contact between sessions, see FAQ at')
+      log.silly('Contact', 'https://github.com/Chatie/wechaty/wiki/FAQ#1-how-to-get-the-permanent-id-for-a-contact')
+    }
+    return wxId
+  }
 
   /**
    * Get the name from a contact

src/room.ts

@@ -508,6 +508,10 @@ export class Room extends EventEmitter implements Sayable {
 
     if (!this.obj || !this.obj.memberList || this.obj.memberList.length < 1) {
       log.warn('Room', 'memberList() not ready')
+      log.verbose('Room', 'memberList() trying call refresh() to update')
+      this.refresh().then(() => {
+        log.verbose('Room', 'memberList() refresh() done')
+      })
       return []
     }
     return this.obj.memberList