Translations:Extension:Scribunto/Lua reference manual/2339/qqq
function, return and end are keywords. They should not be translated, as well as for characters such as dot (.) double-quote (") and parentheses (( and )).
Translation might translate string literals such as Hello, world. Warning: the rest of the documentation should be translated accordingly.
Identifiers might be translated, provided that translation doesn't use extra-ASCII letters. Warning: the rest of the documentation should be translated accordingly.