org\bovigo\vfs\vfsStreamWrapper::resolvePath PHP Method

    protected function resolvePath($path)
    {
        $newPath = array();
        foreach (explode('/', $path) as $pathPart) {
            if ('.' !== $pathPart) {
                if ('..' !== $pathPart) {
                    $newPath[] = $pathPart;
                } elseif (count($newPath) > 1) {
                    array_pop($newPath);
                }
            }
        }
        return implode('/', $newPath);
    }