package logging // DefaultFormatter adds filename and line number before the log message type DefaultFormatter struct { } // GetPrefix returns "" func (f *DefaultFormatter) GetPrefix(lvl level) string { return "" } // GetSuffix returns "" func (f *DefaultFormatter) GetSuffix(lvl level) string { return "" } // Format adds filename and line number before the log message func (f *DefaultFormatter) Format(lvl level, v ...interface{}) []interface{} { return append([]interface{}{header()}, v...) }