weird syntax error message in repl

[flip111]

> [1,2] ++ case True of
## ERRORS in repl-temp-000.elm #################################################

-- SYNTAX PROBLEM -------------------------------------------- repl-temp-000.elm

I ran into something unexpected when parsing your code!

6| tsol = ()
   ^
I am looking for one of the following things:

    whitespace

The weird thing being tsol = ()

original: https://github.com/elm-lang/error-message-catalog/issues/47