feat(Collector): return a boolean on checkEnd (#6289)

src/structures/interfaces/Collector.js

@@ -207,7 +207,6 @@ class Collector extends EventEmitter {
   /**
    * Resets the collector's timeout and idle timer.
    * @param {CollectorResetTimerOptions} [options] Options for reseting
-
    */
   resetTimer({ time, idle } = {}) {
     if (this._timeout) {
@@ -222,10 +221,12 @@ class Collector extends EventEmitter {
 
   /**
    * Checks whether the collector should end, and if so, ends it.
+   * @returns {boolean} Whether the collector ended or not
    */
   checkEnd() {
     const reason = this.endReason;
     if (reason) this.stop(reason);
+    return Boolean(reason);
   }
 
   /**