refactor: remove timer utilities from Client (#6113)

src/client/BaseClient.js

@@ -13,27 +13,6 @@ class BaseClient extends EventEmitter {
   constructor(options = {}) {
     super();
 
-    /**
-     * Timeouts set by {@link BaseClient#setTimeout} that are still active
-     * @type {Set<Timeout>}
-     * @private
-     */
-    this._timeouts = new Set();
-
-    /**
-     * Intervals set by {@link BaseClient#setInterval} that are still active
-     * @type {Set<Timeout>}
-     * @private
-     */
-    this._intervals = new Set();
-
-    /**
-     * Intervals set by {@link BaseClient#setImmediate} that are still active
-     * @type {Set<Immediate>}
-     * @private
-     */
-    this._immediates = new Set();
-
     /**
      * The options the client was instantiated with
      * @type {ClientOptions}
@@ -60,82 +39,10 @@ class BaseClient extends EventEmitter {
 
   /**
    * Destroys all assets used by the base client.
+   * @returns {void}
    */
   destroy() {
-    for (const t of this._timeouts) this.clearTimeout(t);
-    for (const i of this._intervals) this.clearInterval(i);
-    for (const i of this._immediates) this.clearImmediate(i);
-    this._timeouts.clear();
-    this._intervals.clear();
-    this._immediates.clear();
-  }
-
-  /**
-   * Sets a timeout that will be automatically cancelled if the client is destroyed.
-   * @param {Function} fn Function to execute
-   * @param {number} delay Time to wait before executing (in milliseconds)
-   * @param {...*} args Arguments for the function
-   * @returns {Timeout}
-   */
-  setTimeout(fn, delay, ...args) {
-    const timeout = setTimeout(() => {
-      fn(...args);
-      this._timeouts.delete(timeout);
-    }, delay);
-    this._timeouts.add(timeout);
-    return timeout;
-  }
-
-  /**
-   * Clears a timeout.
-   * @param {Timeout} timeout Timeout to cancel
-   */
-  clearTimeout(timeout) {
-    clearTimeout(timeout);
-    this._timeouts.delete(timeout);
-  }
-
-  /**
-   * Sets an interval that will be automatically cancelled if the client is destroyed.
-   * @param {Function} fn Function to execute
-   * @param {number} delay Time to wait between executions (in milliseconds)
-   * @param {...*} args Arguments for the function
-   * @returns {Timeout}
-   */
-  setInterval(fn, delay, ...args) {
-    const interval = setInterval(fn, delay, ...args);
-    this._intervals.add(interval);
-    return interval;
-  }
-
-  /**
-   * Clears an interval.
-   * @param {Timeout} interval Interval to cancel
-   */
-  clearInterval(interval) {
-    clearInterval(interval);
-    this._intervals.delete(interval);
-  }
-
-  /**
-   * Sets an immediate that will be automatically cancelled if the client is destroyed.
-   * @param {Function} fn Function to execute
-   * @param {...*} args Arguments for the function
-   * @returns {Immediate}
-   */
-  setImmediate(fn, ...args) {
-    const immediate = setImmediate(fn, ...args);
-    this._immediates.add(immediate);
-    return immediate;
-  }
-
-  /**
-   * Clears an immediate.
-   * @param {Immediate} immediate Immediate to cancel
-   */
-  clearImmediate(immediate) {
-    clearImmediate(immediate);
-    this._immediates.delete(immediate);
+    if (this.rest.sweepInterval) clearInterval(this.rest.sweepInterval);
   }
 
   /**