public static function prepareConfig($config, $logger)
{
$emitter = new Emitter();
if ($logger) {
if ($logger instanceof \Psr\Log\LoggerInterface) {
$emitter->attach(new LogSubscriber($logger, Formatter::DEBUG));
} else {
throw new \Exception('Logger must implement PsrLogLoggerInterface');
}
}
$config['emitter'] = $emitter;
return $config;
}
/**
* @expectedException \PHPUnit_Framework_Error_Deprecated
*/
public function testHasDeprecatedAddSubscriber()
{
$emitter = new Emitter();
$emitter->addSubscriber('foo', new TestEventSubscriber());
}