code: public function getFiltroConfiguration($filtroName)
      {
          if (!isset($this->config['filtros'][$filtroName])) {
              throw new \InvalidArgumentException(sprintf('Filtro "%s" is not managed.', $filtroName));
          }
  
          return $this->config['filtros'][$filtroName];
      }
docs: Returns the configuration for the given filtro name.
  
  @param string $filtroName
  
  @return array The full filtro configuration
  
  @throws \InvalidArgumentException when the filtro isn't config