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Within LTS Haskell 24.4 (ghc-9.10.2)

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  1. firstM :: Functor m => (a -> m a') -> (a, b) -> m (a', b)

    extra Extra

    Update the first component of a pair. 

    firstM (\x -> [x-1, x+1]) (1,"test") == [(0,"test"),(2,"test")]

  2. firstAIdKey :: Unique

    ghc GHC.Builtin.Names

    No documentation available.

  3. firstAName :: Name

    ghc GHC.Builtin.Names

    No documentation available.

  4. firstNode :: forall n (x :: Extensibility) . Block n C x -> n C O

    ghc GHC.Cmm.Dataflow.Block

    No documentation available.

  5. firstxmm :: RegNo

    ghc GHC.CmmToAsm.X86.Regs

    No documentation available.

  6. fIRST_TAG :: ConTag

    ghc GHC.Core.DataCon

    Tags are allocated from here for real constructors or for superclass selectors

  7. firstJust :: Maybe a -> Maybe a -> Maybe a

    ghc GHC.Data.Maybe

    No documentation available.

  8. firstJusts :: Foldable f => f (Maybe a) -> Maybe a

    ghc GHC.Data.Maybe

    Takes a list of Maybes and returns the first Just if there is one, or Nothing otherwise.

  9. firstJustsM :: (Monad m, Foldable f) => f (m (Maybe a)) -> m (Maybe a)

    ghc GHC.Data.Maybe

    Takes computations returnings Maybes; tries each one in order. The first one to return a Just wins. Returns Nothing if all computations return Nothing.

  10. firstPat :: EquationInfoNE -> Pat GhcTc

    ghc GHC.HsToCore.Utils

    No documentation available.

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