/usr/share/php/Psr/Log/NullLogger.php is in php-psr-log 1.0.0-4.
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namespace Psr\Log;
/**
* This Logger can be used to avoid conditional log calls
*
* Logging should always be optional, and if no logger is provided to your
* library creating a NullLogger instance to have something to throw logs at
* is a good way to avoid littering your code with `if ($this->logger) { }`
* blocks.
*/
class NullLogger extends AbstractLogger
{
/**
* Logs with an arbitrary level.
*
* @param mixed $level
* @param string $message
* @param array $context
* @return null
*/
public function log($level, $message, array $context = array())
{
// noop
}
}
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