@td-design/react-native/lib/module/utils/ref-util.js

react-native UI组件库

export function addNewRef(refs, newRef) {
  refs.push({
    current: newRef
  });
}
export function removeOldRef(refs, oldRef) {
  refs = refs.filter(r => r.current !== oldRef);
}
export function getRef(refs) {
  const reversePriority = [...refs].reverse();
  const activeRef = reversePriority.find(ref => (ref === null || ref === void 0 ? void 0 : ref.current) !== null);
  if (!activeRef) {
    return null;
  }
  return activeRef.current;
}
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