HaTeX-3.18.0.0 does not compile with GHC 8.4.1

[peti]

Text/LaTeX/Base/Warnings.hs:50:10: error:
    • No instance for (Semigroup TeXCheck)
        arising from the superclasses of an instance declaration
    • In the instance declaration for ‘Monoid TeXCheck’
   |
50 | instance Monoid TeXCheck where
   |          ^^^^^^^^^^^^^^^

See https://prime.haskell.org/wiki/Libraries/Proposals/SemigroupMonoid for details.

[leftaroundabout]

This is just a leftover from https://github.com/Daniel-Diaz/HaTeX/pull/103, where I had already made the library mostly compatible with the SemigroupMonoid proposal.

[peti]

I trust this is fixed in 3.19.0.0?

[Daniel-Diaz]

Yes.