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Within LTS Haskell 24.35 (ghc-9.10.3)

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  1. lookupTyConEnv_NF :: TyConEnv a -> TyCon -> a

    ghc GHC.Core.TyCon.Env

    No documentation available.

  2. lookupTyVar :: Subst -> TyVar -> Maybe Type

    ghc GHC.Core.Type

    No documentation available.

  3. lookupUE :: NamedThing n => UsageEnv -> n -> Usage

    ghc GHC.Core.UsageEnv

    |lookupUE x env| returns the multiplicity assigned to |x| in |env|, if |x| is not bound in |env|, then returns |Zero| or |Bottom|.

  4. lookupBag :: Eq a => a -> Bag (a, b) -> Maybe b

    ghc GHC.Data.Bag

    No documentation available.

  5. lookupDFsEnv :: DFastStringEnv a -> FastString -> Maybe a

    ghc GHC.Data.FastString.Env

    No documentation available.

  6. lookupFsEnv :: FastStringEnv a -> FastString -> Maybe a

    ghc GHC.Data.FastString.Env

    No documentation available.

  7. lookupFsEnv_NF :: FastStringEnv a -> FastString -> a

    ghc GHC.Data.FastString.Env

    No documentation available.

  8. lookupNode :: Uniquable k => Graph k cls color -> k -> Maybe (Node k cls color)

    ghc GHC.Data.Graph.Ops

    Lookup a node from the graph.

  9. lookupTM :: TrieMap m => Key m -> m b -> Maybe b

    ghc GHC.Data.TrieMap

    No documentation available.

  10. lookupGE :: Key -> Word64Map a -> Maybe (Key, a)

    ghc GHC.Data.Word64Map.Internal

    Find smallest key greater or equal to the given one and return the corresponding (key, value) pair. 

    lookupGE 3 (fromList [(3,'a'), (5,'b')]) == Just (3, 'a')
lookupGE 4 (fromList [(3,'a'), (5,'b')]) == Just (5, 'b')
lookupGE 6 (fromList [(3,'a'), (5,'b')]) == Nothing

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