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1. doubleReadException :: SomeException

   base	GHC.IOPort

   No documentation available.

2. tryReadMVar :: MVar a -> IO (Maybe a)

   base	GHC.MVar

   A non-blocking version of readMVar. The tryReadMVar function returns immediately, with Nothing if the MVar was empty, or Just a if the MVar was full with contents a.

3. machineReadable :: MiscFlags -> Bool

   base	GHC.RTS.Flags

   No documentation available.

4. numIoWorkerThreads :: MiscFlags -> Word32

   base	GHC.RTS.Flags

   No documentation available.

5. parGcThreads :: ParFlags -> Word32

   base	GHC.RTS.Flags

   No documentation available.

6. cloneThreadStack :: ThreadId -> IO StackSnapshot

   base	GHC.Stack.CloneStack

   Clone the stack of a thread identified by its ThreadId

7. gcdetails_threads :: GCDetails -> Word32

   base	GHC.Stats

   Number of threads used in this GC

8. type IReader t a = t -> Either String (a, t)

   text	Data.Text.Internal.Read

   No documentation available.

9. mapReader :: (a -> b) -> Reader r a -> Reader r b

   transformers	Control.Monad.Trans.Reader

   Transform the value returned by a Reader.

   • runReader (mapReader f m) = f .
     runReader m

10. mapReaderT :: (m a -> n b) -> ReaderT r m a -> ReaderT r n b

    transformers	Control.Monad.Trans.Reader

    Transform the computation inside a ReaderT.

    • runReaderT (mapReaderT f m) = f .
      runReaderT m

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