Extension::normalizeAssetPath

static function normalizeAssetPath($path, $extensionPath)
{
	if (is_array($path))
	{
		$result = [];
		foreach ($path as $key => $item)
		{
			$result[] = static::normalizeAssetPath($item, $extensionPath);
		}

		return $result;
	}

	if (is_string($path) && $path !== '')
	{
		if (Path::isAbsolute($path))
		{
			return $path;
		}

		return Path::combine($extensionPath, $path);
	}

	return $path;
}