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| author | Herbert Valerio Riedel <hvr@gnu.org> | 2018-11-10 01:12:52 +0100 |
|---|---|---|
| committer | Ben Gamari <ben@smart-cactus.org> | 2019-03-22 10:34:51 -0400 |
| commit | ab51bee40c82cd552bcf13e24b67d43f3b8d25f3 (patch) | |
| tree | a75a4102576dad50af44e342fb9152e7270792eb /testsuite/tests/rebindable/DoRestrictedM.hs | |
| parent | cd07086ada34888c08585f4dc98a961618748ed0 (diff) | |
| download | haskell-ab51bee40c82cd552bcf13e24b67d43f3b8d25f3.tar.gz | |
base: Remove `Monad(fail)` method and reexport `MonadFail(fail)` instead
As per https://prime.haskell.org/wiki/Libraries/Proposals/MonadFail
Coauthored-by: Ben Gamari <ben@well-typed.com>
Diffstat (limited to 'testsuite/tests/rebindable/DoRestrictedM.hs')
| -rw-r--r-- | testsuite/tests/rebindable/DoRestrictedM.hs | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/testsuite/tests/rebindable/DoRestrictedM.hs b/testsuite/tests/rebindable/DoRestrictedM.hs index 2e982c1532..de28079769 100644 --- a/testsuite/tests/rebindable/DoRestrictedM.hs +++ b/testsuite/tests/rebindable/DoRestrictedM.hs @@ -30,11 +30,11 @@ m1 >> m2 = m1 >>= (const m2) newtype RegularM m a = RegularM{unRM :: m a} -instance Prelude.Monad m => MN2 (RegularM m) a where +instance Prelude.MonadFail m => MN2 (RegularM m) a where return = RegularM . Prelude.return - fail = RegularM . Prelude.fail + fail = fail -instance Prelude.Monad m => MN3 (RegularM m) a b where +instance Prelude.MonadFail m => MN3 (RegularM m) a b where m >>= f = RegularM ((Prelude.>>=) (unRM m) (unRM . f)) -- We try to inject Maybe (as the regular monad) into Restricted Monad |