Hoogle Search
Within LTS Haskell 24.28 (ghc-9.10.3)
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reflex Reflex.EventWriter.Base Like runWithReplaceEventWriterTWith, but for sequenceDMapWithAdjust.
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reflex Reflex.PostBuild.Base No documentation available.
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reflex Reflex.PostBuild.Base No documentation available.
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reflex Reflex.Requester.Base No documentation available.
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reflex Reflex.Requester.Base No documentation available.
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reflex Reflex.Requester.Base.Internal No documentation available.
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reflex Reflex.Requester.Base.Internal No documentation available.
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basic-prelude CorePrelude The isJust function returns True iff its argument is of the form Just _.
Examples
Basic usage:>>> isJust (Just 3) True
>>> isJust (Just ()) True
>>> isJust Nothing False
Only the outer constructor is taken into consideration:>>> isJust (Just Nothing) True
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classy-prelude ClassyPrelude The isJust function returns True iff its argument is of the form Just _.
Examples
Basic usage:>>> isJust (Just 3) True
>>> isJust (Just ()) True
>>> isJust Nothing False
Only the outer constructor is taken into consideration:>>> isJust (Just Nothing) True
adjust :: (MonadIO m, MonadMask m) => Store ctx -> (ctx -> ctx) -> m a -> m acontext Context Adjust the calling thread's context in the specified Store for the duration of the specified action. Throws a NotFoundException when the calling thread has no registered context.