remove module export default

src/accessory.ts

@@ -190,5 +190,3 @@ export abstract class Accessory extends EventEmitter {
   }
 
 }
-
-export default Accessory

src/config.ts

@@ -241,4 +241,3 @@ export {
 }
 
 export const config = new Config()
-export default config

src/doctor.ts

@@ -87,5 +87,3 @@ export class Doctor {
     })
   }
 }
-
-export default Doctor

src/index.ts

@@ -36,4 +36,3 @@ export { IoClient }   from './io-client'
 export {
   Wechaty,
 }
-export default Wechaty

src/io-client.ts

@@ -220,5 +220,3 @@ export class IoClient {
 
   }
 }
-
-export default IoClient

src/io.ts

@@ -524,5 +524,3 @@ export class Io {
   }
 
 }
-
-export default Io

src/types.ts

@@ -5,10 +5,12 @@ import {
 export type AnyFunction = (...args: any[]) => any
 
 export interface Sayable {
-  say (text: string, replyTo?: Contact | Contact[]): Promise<void>
+  say (
+    text     : string,
+    replyTo? : Contact | Contact[]
+  ): Promise<void>
 }
 
-export interface Invitation {
+export interface Acceptable {
   accept: () => Promise<void>
-  reject: () => Promise<void>
 }

src/user/contact.ts

@@ -735,5 +735,3 @@ export class ContactSelf extends Contact {
   }
 
 }
-
-export default Contact

src/user/favorite.ts

@@ -13,5 +13,3 @@ export class Favorite {
   }
 
 }
-
-export default Favorite

src/user/friendship.ts

@@ -39,6 +39,10 @@ import {
   FriendshipType,
 }                         from 'wechaty-puppet'
 
+import {
+  Acceptable,
+}                   from '../types'
+
 import {
   Contact,
 }                   from './contact'
@@ -52,7 +56,7 @@ import {
  *
  * [Examples/Friend-Bot]{@link https://github.com/Chatie/wechaty/blob/1523c5e02be46ebe2cc172a744b2fbe53351540e/examples/friend-bot.ts}
  */
-export class Friendship extends Accessory {
+export class Friendship extends Accessory implements Acceptable {
 
   // tslint:disable-next-line:variable-name
   public static Type = FriendshipType
@@ -325,14 +329,6 @@ export class Friendship extends Accessory {
     return contact
   }
 
-  /**
-   * @ignore
-   */
-  public async reject (): Promise<void> {
-    log.warn('Friendship', 'reject() not necessary, NOP.')
-    return
-  }
-
   /**
    * Return the Friendship Type
    * > Tips: FriendshipType is enum here. </br>
@@ -363,5 +359,3 @@ export class Friendship extends Accessory {
   }
 
 }
-
-export default Friendship

src/user/message.ts

@@ -780,5 +780,3 @@ export class Message extends Accessory implements Sayable {
   }
 
 }
-
-export default Message

src/user/money.ts

@@ -3,5 +3,3 @@ export class Money {
     //
   }
 }
-
-export default Money

src/user/room.ts

@@ -962,5 +962,3 @@ export class Room extends Accessory implements Sayable {
   }
 
 }
-
-export default Room

src/wechaty.ts

@@ -1136,5 +1136,3 @@ export class Wechaty extends Accessory implements Sayable {
     this.puppet.unref()
   }
 }
-
-export default Wechaty