Function getSliderThumbId

packages/react-aria/src/slider/utils.ts:11–18

(state: SliderState, index: number)

export const sliderData: WeakMap<SliderState, SliderData> = new WeakMap<SliderState, SliderData>();

export function getSliderThumbId(state: SliderState, index: number): string {
  let data = sliderData.get(state);
  if (!data) {
    throw new Error('Unknown slider state');
  }

  return `${data.id}-${index}`;
}