public function importMap (string $basePath, array $dependencyMap) : void
    {
        $basePath = rtrim($basePath, "/");

        foreach ($dependencyMap as $file => $dependencies)
        {
            foreach ($dependencies as $dependency)
            {
                if ("js" === pathinfo($dependency, PATHINFO_EXTENSION))
                {
                    $this->dependencyMap["{$basePath}/{$file}.js"][] = "{$basePath}/{$dependency}";
                }
            }
        }
    }