fix(Collector): throw an error if a non-function was provided as filt…

…er (#5034)
discordjs · Dec 8, 2020 · 7365f40 · 7365f40
1 parent 09d0755
commit 7365f40
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/src/structures/interfaces/Collector.js b/src/structures/interfaces/Collector.js
@@ -1,6 +1,7 @@
 'use strict';
 
 const EventEmitter = require('events');
+const { TypeError } = require('../../errors');
 const Collection = require('../../util/Collection');
 const Util = require('../../util/Util');
 
@@ -74,6 +75,10 @@ class Collector extends EventEmitter {
      */
     this._idletimeout = null;
 
+    if (typeof filter !== 'function') {
+      throw new TypeError('INVALID_TYPE', 'filter', 'function');
+    }
+
     this.handleCollect = this.handleCollect.bind(this);
     this.handleDispose = this.handleDispose.bind(this);