Function normalizeIndex

packages/core/src/utils/funcs.ts:55–57

(index: number, arrLength: number)

 * @internal please do not use.
 */
export function normalizeIndex(index: number, arrLength: number): number {
  return index < 0 ? (index < -arrLength ? 0 : arrLength + index) : index;
}

/**
 * @internal please do not use.