Gush\Command\Issue\LabelIssuesCommand::validateLabels PHP Метод

    private function validateLabels($input, array $acceptedLabels, $supportDynamic)
    {
        $inputLabels = array_map('trim', explode(',', $input));
        $labels = [];
        foreach ($inputLabels as $label) {
            if ('' === $label) {
                continue;
            }
            if (!$supportDynamic && !in_array($label, $acceptedLabels, true)) {
                throw new \InvalidArgumentException(sprintf('Label "%s" is not accepted, use a comma to separate labels like "L-1, L-3".', $label));
            }
            $labels[] = $label;
        }
        return $labels;
    }