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bin/pac/tools/.playwright/package/lib/utils/eventsHelper.js

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+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.eventsHelper = void 0;
+/**
+ * Copyright 2017 Google Inc. All rights reserved.
+ * Modifications copyright (c) Microsoft Corporation.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+class EventsHelper {
+  static addEventListener(emitter, eventName, handler) {
+    emitter.on(eventName, handler);
+    return {
+      emitter,
+      eventName,
+      handler
+    };
+  }
+  static removeEventListeners(listeners) {
+    for (const listener of listeners) listener.emitter.removeListener(listener.eventName, listener.handler);
+    listeners.splice(0, listeners.length);
+  }
+}
+const eventsHelper = EventsHelper;
+exports.eventsHelper = eventsHelper;