public function getAssetPath(string $sourcePath)
    {
        $manifest = $this->readFile();
        $path = $this->pathHelper->prefix($sourcePath);

        if (!array_key_exists($path, $manifest)) {
            throw new Exception("Unable to locate path '{$path}' in Mix manifest.");
        }

        return $this->urlHelper->getUrl($manifest[$path]);
    }