purescript-0.15.10: tests/purs/failing/ConstraintFailure.out
Error found:
in module [33mMain[0m
at tests/purs/failing/ConstraintFailure.purs:12:8 - 12:12 (line 12, column 8 - line 12, column 12)
No type class instance was found for
[33m [0m
[33m Data.Show.Show Foo[0m
[33m [0m
while checking that type [33mforall (@a :: Type). Show a => a -> String[0m
is at least as general as type [33mt0 t1 t2[0m
while checking that expression [33mshow[0m
has type [33mt0 t1 t2[0m
in value declaration [33mmain[0m
where [33mt0[0m is an unknown type
[33mt1[0m is an unknown type
[33mt2[0m is an unknown type
See https://github.com/purescript/documentation/blob/master/errors/NoInstanceFound.md for more information,
or to contribute content related to this error.