func (e *logger) Fatalf(s string, v ...interface{}) {
	entry := e.entryf(FatalLevel, s, v)
	e.handle(entry)
	e.exit(entry)
}
// Fatalf logs a fatal log entry with formatting
Fatalf logs a fatal log entry with formatting
// Fatalf logs a fatal log entry with formatting
func (e *logger) Fatalf(s string, v ...interface{}) {
	entry := e.entryf(FatalLevel, s, v)
	e.handle(entry)
	e.exit(entry)
}
func ( e * logger ) Fatalf ( s string , v ... interface { } ) { entry := e . entryf ( FatalLevel , s , v ) e . handle ( entry ) e . exit ( entry ) }
Fatalf logs a fatal log entry with formatting
Fatalf logs a fatal log entry with formatting