src/Process/ProcessSet.php
public function get(string $status): array
    {
        Assertion::choice($status, ProcessWrapper::PROCESS_STATUSES);

        $return = [];
        foreach ($this->processes as $className => $processWrapper) {
            if ($processWrapper->getStatus() === $status) {
                $return[$className] = $processWrapper;
            }
        }

        return $return;
    }
public function get(string $status): array
    {
        Assertion::choice($status, ProcessWrapper::PROCESS_STATUSES);

        $return = [];
        foreach ($this->processes as $className => $processWrapper) {
            if ($processWrapper->getStatus() === $status) {
                $return[$className] = $processWrapper;
            }
        }

        return $return;
    }
Get array of processes in the set having given status

@return ProcessWrapper[]