- BlackBox: name: GHC.Err.error kind: Expression type: 'error :: [Char] -> a' template: ~ERRORO workInfo: Constant - BlackBox: name: GHC.Err.errorWithoutStackTrace kind: Expression type: 'errorWithoutStackTrace :: [Char] -> a' template: ~ERRORO workInfo: Constant - BlackBox: name: GHC.Err.undefined kind: Expression type: 'undefined :: a' template: ~ERRORO workInfo: Constant