Function stableClipId

packages/core/src/runtime/clipTree.ts:45–47

(el: Element)

 * timeline expansion can't join them and never expands.
 */
export function stableClipId(el: Element): string | null {
  return (el as HTMLElement).id || el.getAttribute("data-hf-id") || null;
}

interface StartResolverLike {
  resolveStartForElement: (element: Element, fallback?: number) => number;