public function setLogger($logger = null)
    {
        if ($logger !== null && !($logger instanceof Mustache_Logger || is_a($logger, 'Psr\\Log\\LoggerInterface'))) {
            throw new Mustache_Exception_InvalidArgumentException('Expected an instance of Mustache_Logger or Psr\\Log\\LoggerInterface.');
        }

        $this->logger = $logger;
    }
public function setLogger($logger = null)
    {
        if ($logger !== null && !($logger instanceof Mustache_Logger || is_a($logger, 'Psr\\Log\\LoggerInterface'))) {
            throw new Mustache_Exception_InvalidArgumentException('Expected an instance of Mustache_Logger or Psr\\Log\\LoggerInterface.');
        }

        $this->logger = $logger;
    }
public function setLogger ( $ logger = null ) { if ( $ logger !== null && ! ( $ logger instanceof Mustache_Logger || is_a ( $ logger , 'Psr\\Log\\LoggerInterface' ) ) ) { throw new Mustache_Exception_InvalidArgumentException ( 'Expected an instance of Mustache_Logger or Psr\\Log\\LoggerInterface.' ) ; } $ this -> logger = $ logger ; }
Set a logger instance.

@param Mustache_Logger|Psr\Log\LoggerInterface $logger
Set a logger instance .