:: String -> Int is:exact -package:safe -package:speculate -package:vty -package:gpolyline -package:monads-tf -package:base -package:polysemy -package:Cabal-syntax -package:ghc-lib-parser package:foundation

error :: forall (r :: RuntimeRep) (a :: TYPE r) . HasCallStack => String -> a
foundation Foundation
stop execution and displays an error message