import { Animated } from 'react-native'; export const fadeIn = ( value: Animated.Value, finishCallback?: Animated.EndCallback ) => Animated.timing(value, { toValue: 1, duration: 50, useNativeDriver: true, } as Animated.TimingAnimationConfig).start(finishCallback); export const fadeOut = ( value: Animated.Value, finishCallback?: Animated.EndCallback ) => Animated.timing(value, { toValue: 0, duration: 50, useNativeDriver: true, } as Animated.TimingAnimationConfig).start(finishCallback);