Use hash private

source/event-emitter.ts

@@ -35,7 +35,7 @@ export class EventEmitter<T extends EventMap> {
      * The listeners map.
      * @private
      */
-    private listeners: Map<keyof T, Set<ListenerEntry<T[keyof T]>>> = new Map();
+    #listeners: Map<keyof T, Set<ListenerEntry<T[keyof T]>>> = new Map();
 
     /**
      * Add a listener for an event.
@@ -49,8 +49,8 @@ export class EventEmitter<T extends EventMap> {
         const wrappedListener = debounceMilliseconds && debounceMilliseconds > 0 ? this.debounce(listener, debounceMilliseconds) : listener;
 
         // If the listeners map does not have the event type, create a new set.
-        if (!this.listeners.has(type)) {
-            this.listeners.set(type, new Set());
+        if (!this.#listeners.has(type)) {
+            this.#listeners.set(type, new Set());
         }
 
         // Create a listener entry.
@@ -85,8 +85,8 @@ export class EventEmitter<T extends EventMap> {
             debounceMilliseconds && debounceMilliseconds > 0 ? this.debounce(wrappedListener, debounceMilliseconds) : wrappedListener;
 
         // If the listeners map does not have the event type, create a new set.
-        if (!this.listeners.has(type)) {
-            this.listeners.set(type, new Set());
+        if (!this.#listeners.has(type)) {
+            this.#listeners.set(type, new Set());
         }
 
         // Create a listener entry.
@@ -111,7 +111,7 @@ export class EventEmitter<T extends EventMap> {
      */
     off<K extends keyof T>(type: K, listener: Listener<T[K]>): void {
         // Get the listeners for the event type.
-        const listeners = this.listeners.get(type);
+        const listeners = this.#listeners.get(type);
         if (!listeners) return;
 
         // Find the listener entry.
@@ -131,7 +131,7 @@ export class EventEmitter<T extends EventMap> {
      */
     emit<K extends keyof T>(type: K, payload: T[K]): boolean {
         // Get the listeners for the event type.
-        const listeners = this.listeners.get(type);
+        const listeners = this.#listeners.get(type);
         if (!listeners) return false;
 
         // Freeze the payload to make it readonly.
@@ -150,7 +150,7 @@ export class EventEmitter<T extends EventMap> {
      * Remove all listeners.
      */
     removeAllListeners(): void {
-        this.listeners.clear();
+        this.#listeners.clear();
     }
 
     /**