MiniAsset\AssetConfig::targetFilters PHP Method

    public function targetFilters($name)
    {
        $ext = $this->getExt($name);
        $filters = [];
        if (isset($this->_data[$ext][self::FILTERS])) {
            $filters = $this->_data[$ext][self::FILTERS];
        }
        if (!empty($this->_targets[$name][self::FILTERS])) {
            $buildFilters = $this->_targets[$name][self::FILTERS];
            $filters = array_merge($filters, $buildFilters);
        }
        return array_unique($filters);
    }

 /**
  * Create a single build target
  *
  * @param string $name The name of the target to build
  * @return MiniAsset\AssetTarget
  */
 public function target($name)
 {
     $ext = $this->config->getExt($name);
     $paths = $this->config->paths($ext, $name);
     $themed = $this->config->isThemed($name);
     $filters = $this->config->targetFilters($name);
     $target = $this->config->cachePath($ext) . $name;
     $files = [];
     $scanner = $this->scanner($paths);
     foreach ($this->config->files($name) as $file) {
         if (preg_match('#^https?://#', $file)) {
             $files[] = new Remote($file);
         } else {
             if (preg_match('/(.*\\/)(\\*.*?)$/U', $file, $matches)) {
                 $path = $scanner->find($matches[1]);
                 if ($path === false) {
                     throw new RuntimeException("Could not locate folder {$file} for {$name} in any configured path.");
                 }
                 $glob = new Glob($path, $matches[2]);
                 $files = array_merge($files, $glob->files());
             } elseif (preg_match(static::CALLBACK_PATTERN, $file, $matches)) {
                 $callback = new Callback($matches[1], $matches[2], $scanner);
                 $files = array_merge($files, $callback->files());
             } else {
                 $path = $scanner->find($file);
                 if ($path === false) {
                     throw new RuntimeException("Could not locate {$file} for {$name} in any configured path.");
                 }
                 $files[] = new Local($path);
             }
         }
     }
     return new AssetTarget($target, $files, $filters, $paths, $themed);
 }