react-native/Libraries/vendor/emitter/EventSubscription.js
Sophie Alpert 1490ab12ef Update license headers for MIT license
Summary:
Includes React Native and its dependencies Fresco, Metro, and Yoga. Excludes samples/examples/docs.

find: ^(?:( *)|( *(?:[\*~#]|::))( )? *)?Copyright (?:\(c\) )?(\d{4})\b.+Facebook[\s\S]+?BSD[\s\S]+?(?:this source tree|the same directory)\.$
replace: $1$2$3Copyright (c) $4-present, Facebook, Inc.\n$2\n$1$2$3This source code is licensed under the MIT license found in the\n$1$2$3LICENSE file in the root directory of this source tree.

Reviewed By: TheSavior, yungsters

Differential Revision: D7007050

fbshipit-source-id: 37dd6bf0ffec0923bfc99c260bb330683f35553e
2018-02-16 18:31:53 -08:00

41 lines
927 B
JavaScript

/**
* Copyright (c) 2015-present, Facebook, Inc.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*
* @providesModule EventSubscription
* @flow
*/
'use strict';
import type EventSubscriptionVendor from 'EventSubscriptionVendor';
/**
* EventSubscription represents a subscription to a particular event. It can
* remove its own subscription.
*/
class EventSubscription {
eventType: string;
key: number;
subscriber: EventSubscriptionVendor;
/**
* @param {EventSubscriptionVendor} subscriber the subscriber that controls
* this subscription.
*/
constructor(subscriber: EventSubscriptionVendor) {
this.subscriber = subscriber;
}
/**
* Removes this subscription from the subscriber that controls it.
*/
remove() {
this.subscriber.removeSubscription(this);
}
}
module.exports = EventSubscription;