fix/docs(Client): type status and do not throw an error if accessed before login

src/client/Client.js

@@ -186,11 +186,11 @@ class Client extends EventEmitter {
 
   /**
    * Current status of the client's connection to Discord
-   * @type {?number}
+   * @type {Status}
    * @readonly
    */
   get status() {
-    return this.ws.connection.status;
+    return this.ws.connection ? this.ws.connection.status : Constants.Status.IDLE;
   }
 
   /**

src/client/websocket/WebSocketConnection.js

@@ -59,7 +59,7 @@ class WebSocketConnection extends EventEmitter {
 
     /**
      * The current status of the client
-     * @type {number}
+     * @type {Status}
      */
     this.status = Constants.Status.IDLE;
 

src/util/Constants.js

@@ -242,12 +242,12 @@ const Endpoints = exports.Endpoints = {
 
 /**
  * The current status of the client. Here are the available statuses:
- * * READY
- * * CONNECTING
- * * RECONNECTING
- * * IDLE
- * * NEARLY
- * * DISCONNECTED
+ * * READY: 0
+ * * CONNECTING: 1
+ * * RECONNECTING: 2
+ * * IDLE: 3
+ * * NEARLY: 4
+ * * DISCONNECTED: 5
  * @typedef {number} Status
  */
 exports.Status = {