Edit File: on.js
/** * Module exports. */ module.exports = on; /** * Helper for subscriptions. * * @param {Object|EventEmitter} obj with `Emitter` mixin or `EventEmitter` * @param {String} event name * @param {Function} callback * @api public */ function on (obj, ev, fn) { obj.on(ev, fn); return { destroy: function () { obj.removeListener(ev, fn); } }; }
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