PhpBench\Environment\Provider\Git::getInformation PHP Метод

    public function getInformation()
    {
        $process = $this->exec('symbolic-ref HEAD');
        if (0 !== $process->getExitCode() && stristr($process->getErrorOutput(), 'ref HEAD is not')) {
            $branchName = '(unnamed branch)';
        } elseif (0 === $process->getExitCode()) {
            preg_match('{^refs/heads/(.*)$}', $process->getOutput(), $matches);
            $branchName = $matches[1];
        } else {
            throw new \RuntimeException(sprintf('Encountered error when determining git branch exide code: %s, stderr: "%s"', $process->getExitCode(), $process->getErrorOutput()));
        }
        $commitshRef = sprintf('%s/%s/%s', getcwd(), '.git/refs/heads', $branchName);
        if (!file_exists($commitshRef)) {
            $version = null;
        } else {
            $version = trim(file_get_contents($commitshRef));
        }
        return new VcsInformation('git', $branchName, $version);
    }