diff options
Diffstat (limited to 'src/utils/hooks/use-mutation-observer/use-mutation-observer.ts')
| -rw-r--r-- | src/utils/hooks/use-mutation-observer/use-mutation-observer.ts | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/src/utils/hooks/use-mutation-observer/use-mutation-observer.ts b/src/utils/hooks/use-mutation-observer/use-mutation-observer.ts new file mode 100644 index 0000000..6043055 --- /dev/null +++ b/src/utils/hooks/use-mutation-observer/use-mutation-observer.ts @@ -0,0 +1,35 @@ +import { type RefObject, useEffect } from 'react'; +import type { Nullable } from '../../../types'; + +type UseMutationObserverProps<T extends Nullable<HTMLElement>> = { + /** + * A callback to execute when mutations are observed. + */ + callback: MutationCallback; + /** + * The options passed to mutation observer. + */ + options: MutationObserverInit; + /** + * A reference to the DOM node to observe. + */ + ref: RefObject<T>; +}; + +export const useMutationObserver = <T extends Nullable<HTMLElement>>({ + callback, + options, + ref, +}: UseMutationObserverProps<T>) => { + useEffect(() => { + if (!ref.current) return undefined; + + const observer = new MutationObserver(callback); + + observer.observe(ref.current, options); + + return () => { + observer.disconnect(); + }; + }, [callback, options, ref]); +}; |
