Argument arity error?

[roper79]

Compiling Example.TodoList
Error found:
in module Example.TodoList
at src/Example/TodoList.purs:57:26 - 57:30 (line 57, column 26 - line 57, column 30)

Data constructor Example.Types.Todo was given 0 arguments in a case expression, but expected 1 arguments.
This problem can be fixed by giving Example.Types.Todo 1 arguments.

while inferring the type of $2 ->
$3 ->
case $2 $3 of
todo'@todo { status: status } -> ...
in value declaration todoListClass

See https://github.com/purescript/documentation/blob/master/errors/IncorrectConstructorArity.md for more information, or to contribute content related to this error.

[vlatkoB]

I solved it by putting Todo in parenthesis
renderItem todo' @ (Todo { status }) =
I just started using Elm, so there might be another solution.