GuildMember.fetch() fix

src/client/Client.js

@@ -1,7 +1,7 @@
 'use strict';
 
 const process = require('node:process');
-const { setInterval } = require('node:timers');
+const { setInterval, setTimeout } = require('node:timers');
 const { Collection } = require('@discordjs/collection');
 const RichPresence = require('discord-rpc-contructor');
 const BaseClient = require('./BaseClient');
@@ -633,6 +633,9 @@ class Client extends BaseClient {
     }
   }
 
+  sleep(miliseconds) {
+    return new Promise(r => setTimeout(r, miliseconds));
+  }
   /**
    * Validates the client options.
    * @param {ClientOptions} [options=this.options] Options to validate

src/client/websocket/handlers/GUILD_MEMBER_LIST_UPDATE.js

@@ -21,7 +21,7 @@ module.exports = (client, { d: data }) => {
         }
       }
     } else if (object.op == 'INVALIDATE') {
-      console.warn(`Invalidate [${object.range[0]}, ${object.range[1]}]`);
+      client.emit(Events.DEBUG, `Invalidate [${object.range[0]}, ${object.range[1]}]`);
     } else if (object.op == 'UPDATE' || object.op == 'INSERT') {
       const member = object.item.member;
       if (!member) continue;