Function isThenable

packages/core/src/utils/is.ts:161–164

(wat: any)

 * @param wat A value to be checked.
 */
export function isThenable(wat: any): wat is PromiseLike<any> {
  // eslint-disable-next-line @typescript-eslint/no-unsafe-member-access
  return Boolean(wat?.then && typeof wat.then === 'function');
}

/**
 * Checks whether given value's type is a React SyntheticEvent