protected function getFilePath(string $file, ?string $extension = null, ?string $suffix = null): string
	{
		if(strpos($file, '::') === false)
		{
			// No namespace so we'll just use the default path

			$path = $this->path;
		}
		else
		{
			// The file is namespaced so we'll use the namespace path

			[$namespace, $file] = explode('::', $file, 2);

			if(!isset($this->namespaces[$namespace]))
			{
				throw new RuntimeException(vsprintf('The [ %s ] namespace does not exist.', [$namespace]));
			}

			$path = $this->namespaces[$namespace];
		}

		// Append suffix to path if needed

		if($suffix !== null)
		{
			$path .= DIRECTORY_SEPARATOR . $suffix;
		}

		// Return full path to file

		return $path . DIRECTORY_SEPARATOR . str_replace('.', DIRECTORY_SEPARATOR, $file) . ($extension ?? $this->extension);
	}