diff --git a/Libraries/Animated/src/AnimatedImplementation.js b/Libraries/Animated/src/AnimatedImplementation.js index bbe47147f3e..65190e60813 100644 --- a/Libraries/Animated/src/AnimatedImplementation.js +++ b/Libraries/Animated/src/AnimatedImplementation.js @@ -2215,6 +2215,7 @@ function unforkEvent(event: ?AnimatedEvent | ?Function, listener: Function): voi class AnimatedEvent { _argMapping: Array; _listeners: Array = []; + _callListeners: Function; _attachedEvent: ?{ detach: () => void, }; @@ -2228,6 +2229,7 @@ class AnimatedEvent { if (config.listener) { this.__addListener(config.listener); } + this._callListeners = this._callListeners.bind(this); this._attachedEvent = null; this.__isNative = shouldUseNativeDriver(config); @@ -2281,9 +2283,9 @@ class AnimatedEvent { }; } - _callListeners = (...args) => { + _callListeners(...args) { this._listeners.forEach(listener => listener(...args)); - }; + } _validateMapping() { const traverse = (recMapping, recEvt, key) => {