asyncIterator.js 483 Bytes
export default function _asyncIterator(iterable) {
  var method;

  if (typeof Symbol !== "undefined") {
    if (Symbol.asyncIterator) method = iterable[Symbol.asyncIterator];
    if (method == null && Symbol.iterator) method = iterable[Symbol.iterator];
  }

  if (method == null) method = iterable["@@asyncIterator"];
  if (method == null) method = iterable["@@iterator"];
  if (method == null) throw new TypeError("Object is not async iterable");
  return method.call(iterable);
}