expo-dev-menu/vendored/react-native-safe-area-context/src/InitialWindow.native.ts

Expo/React Native module with the developer menu.

import { UIManager } from 'react-native';
import { Metrics } from './SafeArea.types';

const RNCSafeAreaProviderConfig = UIManager.getViewManagerConfig(
  'RNCSafeAreaProvider',
) as any;

export const initialWindowMetrics = (
  RNCSafeAreaProviderConfig != null &&
  RNCSafeAreaProviderConfig.Constants != null
    ? RNCSafeAreaProviderConfig.Constants.initialWindowMetrics
    : null
) as Metrics | null;

/**
 * @deprecated
 */
export const initialWindowSafeAreaInsets = initialWindowMetrics?.insets;