-- input --
Doubled single quotes like `` and '' turn into Unicode double quotes,
but single quotes ` and ' do not.
-- gofmt --
Doubled single quotes like “ and ” turn into Unicode double quotes,
but single quotes ` and ' do not.
-- text --
Doubled single quotes like “ and ” turn into Unicode double quotes, but single
quotes ` and ' do not.
-- html --
<p>Doubled single quotes like “ and ” turn into Unicode double quotes,
but single quotes ` and &apos; do not.
