Function snapshotText

packages/sdk/src/document.ts:32–35

(el: Element)

// whitespace text nodes). The raw text target is shared with setText so shadow
// value checks and dispatch serialization use the same DOM target.
function snapshotText(el: Element): string | null {
  const trimmed = getOwnText(el).trim();
  return trimmed.length > 0 ? trimmed : null;
}

// Parsing the GSAP script (acorn AST walk) is the expensive part and depends
// only on the script text, so memoize the {tween id, selector} pairs by script.