golang poem

if e does not equal nil
log dot fatal e

if e does not equal nil
log dot fatal e

if e does not equal nil
log dot fatal e

if e does not equal nil
log dot fatal e

if e does not equal nil
log dot fatal e

if e does not equal nil
log dot fatal e

if e does not equal nil
log dot fatal e

it's usually more like this:

if e does not equal nil
return nil, e

(log.fatal is usually only called in one single place)