| definition: |
checkPropWithMsg :: String -> IO Bool -> IO (Maybe String)
checkPropWithMsg msg execprop = catchNDIO msg $ do
b <- catch execprop
(\e -> putStrLn (msg ++ ": EXECUTION FAILURE:\n" ++ show e)
>> return False)
return (if b then Nothing else Just msg)
|
| demand: |
no demanded arguments |
| deterministic: |
deterministic operation |
| documentation: |
------------------------------------------------------------------------- --- Safely checks a property, i.e., catch all exceptions that might occur --- and return appropriate error message in case of a failed test. |
| failfree: |
(_, _) |
| indeterministic: |
might be indeterministic |
| infix: |
no fixity defined |
| iotype: |
{(_,_) |-> _}
|
| name: |
checkPropWithMsg |
| precedence: |
no precedence defined |
| result-values: |
_ |
| signature: |
String -> Prelude.IO Prelude.Bool -> Prelude.IO (Prelude.Maybe String) |
| solution-complete: |
operation might suspend on free variables |
| terminating: |
possibly non-terminating |
| totally-defined: |
possibly non-reducible on same data term |