react-native-sortables/src/utils/misc.ts

Powerful Sortable Components for Flexible Content Reordering in React Native

import type { Maybe } from '../helperTypes';

export const isPresent = <V>(value: Maybe<V>): value is V => {
  'worklet';
  return value !== undefined && value !== null;
};

export const toPair = <T>(value: [T, T] | T): [T, T] =>
  Array.isArray(value) ? value : [value, value];