auto commit v2

modules/util/Listenable.js

@@ -12,6 +12,7 @@ export default class Listenable {
      * @constructor
      */
     constructor(eventEmitter = new EventEmitter()) {
+        console.log("ljm~ constructor eventEmitter")
         this.eventEmitter = eventEmitter;
 
         // aliases for addListener/removeListener
@@ -26,6 +27,7 @@ export default class Listenable {
      * @returns {Function} - The unsubscribe function.
      */
     addListener(eventName, listener) {
+        console.log("ljm~ addListener",eventName, listener)
         this.eventEmitter.addListener(eventName, listener);
 
         return () => this.removeEventListener(eventName, listener);
@@ -38,6 +40,8 @@ export default class Listenable {
      * @param {Function} listener the listener.
      */
     removeListener(eventName, listener) {
+        console.log("ljm~ removeListener",eventName, listener)
         this.eventEmitter.removeListener(eventName, listener);
     }
 }
+console.log("ljm~ Listenable")