Function hasIterator

src/Iterator.ts:98–107

(
  maybeIterable: unknown
)

}

export function hasIterator(
  maybeIterable: unknown
): maybeIterable is Iterable<unknown> {
  if (Array.isArray(maybeIterable)) {
    // IE11 trick as it does not support `Symbol.iterator`
    return true;
  }

  return !!getIteratorFn(maybeIterable);
}

export function isIterator(
  maybeIterator: unknown