Rx\Observable::fromArray PHP Method

    public static function fromArray(array $array)
    {
        return new ArrayObservable($array);
    }

 public function commits() : ObservableInterface
 {
     return Promise::toObservable($this->getTransport()->request('repos/' . $this->slug() . '/builds'))->flatMap(function ($response) {
         return Observable::fromArray($response['commits']);
     })->map(function ($build) {
         return $this->getTransport()->getHydrator()->hydrate('Commit', $build);
     });
 }