func (l *Logger) Empty() bool {
	l.mu.RLock()
	defer l.mu.RUnlock()
	return l.buf.Len() == 0
}
// Empty returns if buffer is empty.
Empty returns if buffer is empty.
// Empty returns if buffer is empty .
func (l *Logger) Empty() bool {
	l.mu.RLock()
	defer l.mu.RUnlock()
	return l.buf.Len() == 0
}
func ( l * Logger ) Empty ( ) bool { l . mu . RLock ( ) defer l . mu . RUnlock ( ) return l . buf . Len ( ) == 0 }
Empty returns if buffer is empty.
Empty returns if buffer is empty .