protected function setupLogging()
{
if ($this->verbosity == 0) {
L::setLogger(new NullLogger());
return;
}
if ($this->log_file) {
$logger = new FileLogger();
$logger->setLogFile($this->log_file);
} else {
$logger = new ConsoleLogger();
}
L::setLogger($logger);
L::setLevel($this->verbosity);
L::setOverrides($this->override_verbosity);
}