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Diffstat (limited to 'components/jetpack/sdk/event/target.js')
-rw-r--r-- | components/jetpack/sdk/event/target.js | 74 |
1 files changed, 0 insertions, 74 deletions
diff --git a/components/jetpack/sdk/event/target.js b/components/jetpack/sdk/event/target.js deleted file mode 100644 index 3a1f5e5f0..000000000 --- a/components/jetpack/sdk/event/target.js +++ /dev/null @@ -1,74 +0,0 @@ -/* This Source Code Form is subject to the terms of the Mozilla Public - * License, v. 2.0. If a copy of the MPL was not distributed with this - * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ -'use strict'; - -module.metadata = { - "stability": "stable" -}; - -const { on, once, off, setListeners } = require('./core'); -const { method, chainable } = require('../lang/functional/core'); -const { Class } = require('../core/heritage'); - -/** - * `EventTarget` is an exemplar for creating an objects that can be used to - * add / remove event listeners on them. Events on these objects may be emitted - * via `emit` function exported by 'event/core' module. - */ -const EventTarget = Class({ - /** - * Method initializes `this` event source. It goes through properties of a - * given `options` and registers listeners for the ones that look like an - * event listeners. - */ - /** - * Method initializes `this` event source. It goes through properties of a - * given `options` and registers listeners for the ones that look like an - * event listeners. - */ - initialize: function initialize(options) { - setListeners(this, options); - }, - /** - * Registers an event `listener` that is called every time events of - * specified `type` are emitted. - * @param {String} type - * The type of event. - * @param {Function} listener - * The listener function that processes the event. - * @example - * worker.on('message', function (data) { - * console.log('data received: ' + data) - * }) - */ - on: chainable(method(on)), - /** - * Registers an event `listener` that is called once the next time an event - * of the specified `type` is emitted. - * @param {String} type - * The type of the event. - * @param {Function} listener - * The listener function that processes the event. - */ - once: chainable(method(once)), - /** - * Removes an event `listener` for the given event `type`. - * @param {String} type - * The type of event. - * @param {Function} listener - * The listener function that processes the event. - */ - removeListener: function removeListener(type, listener) { - // Note: We can't just wrap `off` in `method` as we do it for other methods - // cause skipping a second or third argument will behave very differently - // than intended. This way we make sure all arguments are passed and only - // one listener is removed at most. - off(this, type, listener); - return this; - }, - // but we can wrap `off` here, as the semantics are the same - off: chainable(method(off)) - -}); -exports.EventTarget = EventTarget; |