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upstream-shadcn-ui/apps/v4/hooks/use-mutation-observer.ts
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21 lines
505 B
TypeScript

import * as React from "react"
export const useMutationObserver = (
ref: React.RefObject<HTMLElement | null>,
callback: MutationCallback,
options: MutationObserverInit = {
attributes: true,
characterData: true,
childList: true,
subtree: true,
}
) => {
React.useEffect(() => {
if (ref.current) {
const observer = new MutationObserver(callback)
observer.observe(ref.current, options)
return () => observer.disconnect()
}
}, [ref, callback, options])
}