Type cleanup

Author: Gintautas Miselis

lib/index.d.ts

@@ -46,18 +46,17 @@ export declare type BotkitWatsonMessage = BotkitMessage & {
 export interface ContextDelta {
     [index: string]: any;
 }
-export declare type ErrorCallback = (err: null | Error) => null;
 export declare class WatsonMiddleware {
-    private config;
+    private readonly config;
     private conversation;
     private storage;
-    private minimumConfidence;
+    private readonly minimumConfidence;
     private readonly ignoreType;
     constructor(config: WatsonMiddlewareConfig);
     hear(patterns: string[], message: Botkit.BotkitMessage): boolean;
     before(message: Botkit.BotkitMessage, payload: Payload): Promise<Payload>;
     after(message: Botkit.BotkitMessage, response: any): Promise<any>;
-    sendToWatson(bot: any, message: Botkit.BotkitMessage, contextDelta: ContextDelta): Promise<void>;
+    sendToWatson(bot: Botkit.BotWorker, message: Botkit.BotkitMessage, contextDelta: ContextDelta): Promise<void>;
     receive(bot: Botkit.BotWorker, message: Botkit.BotkitMessage): Promise<void>;
     interpret(bot: Botkit.BotWorker, message: Botkit.BotkitMessage): Promise<void>;
     readContext(user: string): Promise<Context>;

lib/index.js.map

@@ -58,13 +58,11 @@ export interface ContextDelta {
   [index: string]: any;
 }
 
-export type ErrorCallback = (err: null | Error) => null;
-
 export class WatsonMiddleware {
-  private config: WatsonMiddlewareConfig;
+  private readonly config: WatsonMiddlewareConfig;
   private conversation: AssistantV1;
   private storage: Storage;
-  private minimumConfidence: number = 0.75;
+  private readonly minimumConfidence: number = 0.75;
   // These are initiated by Slack itself and not from the end-user. Won't send these to WCS.
   private readonly ignoreType = ['presence_change', 'reconnect_url'];
 
@@ -103,7 +101,7 @@ export class WatsonMiddleware {
   }
 
   public async sendToWatson(
-    bot,
+    bot: Botkit.BotWorker,
     message: Botkit.BotkitMessage,
     contextDelta: ContextDelta,
   ): Promise<void> {