StackFormation\Preprocessor::injectInclude PHP Метод

    protected function injectInclude($string, $basePath)
    {
        return preg_replace_callback('/###INCLUDE:(.+)/', function (array $matches) use($basePath) {
            $file = $basePath . '/' . $matches[1];
            # Parse ENV vars in file names...
            $file = $this->replaceMarkers($file);
            if (!is_file($file)) {
                throw new FileNotFoundException("File {$file} not found");
            }
            $fileContent = file_get_contents($file);
            $fileContent = trim($fileContent);
            return $fileContent;
        }, $string);
    }