> warning: using or as an identifier is deprecated because it cannot be
> used in most places (try let or = 1; in or). Use
> --extra-deprecated-features or-as-identifier to disable this warning.
This is a bit of a hack, using quotes to silence the warning for now. It
does *work*, but only in places where it's not ambiguous anyways. Long
term, we should come up with a different name that doesn't conflict with
a keyword.