CurryInfo: easycheck-3.2.0 / Test.EasyCheck.Exec.checkPropWithMsg
definition: 
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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)
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demand:
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no demanded arguments |
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deterministic:
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deterministic operation |
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documentation:
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---------------------------------------------------------------------- Safely checks a property, i.e., catch all exceptions that might occur and return appropriate error message in case of a failed test. |
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failfree:
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(_, _) |
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indeterministic:
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might be indeterministic |
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infix:
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no fixity defined |
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iotype:
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{(_,_) |-> _}
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name:
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checkPropWithMsg |
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precedence:
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no precedence defined |
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result-values:
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_ |
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signature:
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String -> Prelude.IO Prelude.Bool -> Prelude.IO (Prelude.Maybe String) |
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solution-complete:
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operation might suspend on free variables |
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terminating:
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possibly non-terminating |
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totally-defined:
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possibly non-reducible on same data term |