bun.sh/test/integration/expo-app/components/HelloWave.tsx

import { StyleSheet } from "react-native";
import Animated, {
  useAnimatedStyle,
  useSharedValue,
  withRepeat,
  withSequence,
  withTiming,
} from "react-native-reanimated";

import { ThemedText } from "@/components/ThemedText";

export function HelloWave() {
  const rotationAnimation = useSharedValue(0);

  rotationAnimation.value = withRepeat(
    withSequence(withTiming(25, { duration: 150 }), withTiming(0, { duration: 150 })),
    4, // Run the animation 4 times
  );

  const animatedStyle = useAnimatedStyle(() => ({
    transform: [{ rotate: `${rotationAnimation.value}deg` }],
  }));

  return (
    <Animated.View style={animatedStyle}>
      <ThemedText style={styles.text}>👋</ThemedText>
    </Animated.View>
  );
}

const styles = StyleSheet.create({
  text: {
    fontSize: 28,
    lineHeight: 32,
    marginTop: -6,
  },
});