Support QualifiedDo for GHC>=9.0.1 #11
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Support for
-XQualifiedDohas been added in GHC versions >= 9.0.1.The new module
Control.Monad/Indexed/QualifiedDoprovides the following functions:>>=,>>, andfailfor monadic operations.fmap,<*>, andjointo ensure compatibility with-XApplicativeDo.mfixandreturnto ensure compatibility with-XRecursiveDo.Additionally, a new typeclass,
IxMonadFail, has been introduced inControl/Monad/Indexed/Failto supportfail.The naming of the functions is based on the documentation:
https://ghc.gitlab.haskell.org/ghc/doc/users_guide/exts/qualified_do.html
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