20     private $iterable;  variable in GuzzleHttp\\Promise\\EachPromise
55      * @param mixed $iterable Promises or values to iterate.
58     public function __construct($iterable, array $config = [])  argument
60         $this->iterable = Create::iterFor($iterable);
85             $this->iterable->rewind();
118             $this->iterable = $this->concurrency = $this->pending = null;
159         if (!$this->iterable || !$this->iterable->valid()) {
163         $promise = Create::promiseFor($this->iterable->current());
164         $key = $this->iterable->key();
207             $this->iterable->next();
239         if (!$this->pending && !$this->iterable->valid()) {