Interface AnimateRenderState

packages/streamdown/lib/animate.ts:128–131

* Mutable render state shared between the plugin API and the rehype * closure. Stored separately from AnimateConfig so that the processor * cache (which retains the first closure) always reads from the same * object that setPrevContentLength / getLastRenderCharCount mutate.

 * object that setPrevContentLength / getLastRenderCharCount mutate.
 */
interface AnimateRenderState {
  lastRenderCharCount: number;
  prevContentLength: number;
}

const processTextNode = (
  node: Text,