src/UnixEnvironment.php
private function isValidRelativePath(string $relativePath, string $cwd): bool
    {
        $valid = false;
        if ('./' === substr($relativePath, 0, 2)) {
            $tmpPath = $cwd . DIRECTORY_SEPARATOR . substr($relativePath, 2, strlen($relativePath));

            $valid = $this->isValidFullPath($tmpPath);
        }

        return $valid;
    }
private function isValidRelativePath(string $relativePath, string $cwd): bool
    {
        $valid = false;
        if ('./' === substr($relativePath, 0, 2)) {
            $tmpPath = $cwd . DIRECTORY_SEPARATOR . substr($relativePath, 2, strlen($relativePath));

            $valid = $this->isValidFullPath($tmpPath);
        }

        return $valid;
    }
Validate a relative command path.