lens-properties 4.0 → 4.7

raw patch · 2 files changed

+21/−21 lines, 2 filesdep ~QuickCheckdep ~lensdep ~transformers

Dependency ranges changed: QuickCheck, lens, transformers

Files

• lens-properties.cabal +4/−4
• src/Control/Lens/Properties.hs +17/−17

@@ -1,6 +1,6 @@ name:          lens-properties category:      Data, Lenses-version:       4.0+version:       4.7 license:       BSD3 cabal-version: >= 1.8 author:        Edward Kmett and Oliver Charles@@ -22,9 +22,9 @@ library   build-depends:     base         >= 4.3 && < 5,-    lens         >= 4   && < 4.1,-    QuickCheck   >= 2.4 && < 2.7,-    transformers >= 0.2 && < 0.4+    lens         >= 4   && < 4.9,+    QuickCheck   >= 2.4 && < 2.8,+    transformers >= 0.2 && < 0.5    exposed-modules:     Control.Lens.Properties

@@ -27,7 +27,7 @@ -- -- 3. @over l f . over l g ≡ over l (f . g)@ isSetter :: (Arbitrary s, Arbitrary a, CoArbitrary a, Show s, Show a, Eq s, Function a)-         => Simple Setter s a -> Property+         => Setter' s a -> Property isSetter l = setter_id l .&. setter_composition l .&. setter_set_set l  @@ -39,13 +39,13 @@ -- -- 2. @fmap (t f) . t g ≡ getCompose . t (Compose . fmap f . g)@ isTraversal :: (Arbitrary s, Arbitrary a, CoArbitrary a, Show s, Show a, Eq s, Function a)-         => Simple Traversal s a -> Property+         => Traversal' s a -> Property isTraversal l = isSetter l .&. traverse_pureMaybe l .&. traverse_pureList l                   .&. do as <- arbitrary                          bs <- arbitrary                          t <- arbitrary-                         property $ traverse_compose l (\x -> as++[x]++bs)-                                                       (\x -> if t then Just x else Nothing)+                         return $ traverse_compose l (\x -> as++[x]++bs)+                                                     (\x -> if t then Just x else Nothing)   --------------------------------------------------------------------------------@@ -58,50 +58,50 @@ -- -- 3. @set l c (set l b a) ≡ set l c a@ isLens :: (Arbitrary s, Arbitrary a, CoArbitrary a, Show s, Show a, Eq s, Eq a, Function a)-       => Simple Lens s a -> Property+       => Lens' s a -> Property isLens l = lens_set_view l .&. lens_view_set l .&. isTraversal l   -------------------------------------------------------------------------------- isIso :: (Arbitrary s, Arbitrary a, CoArbitrary s, CoArbitrary a, Show s, Show a, Eq s, Eq a, Function s, Function a)-      => Simple Iso s a -> Property+      => Iso' s a -> Property isIso l = iso_hither l .&. iso_yon l .&. isLens l .&. isLens (from l)   -------------------------------------------------------------------------------- isPrism :: (Arbitrary s, Arbitrary a, CoArbitrary a, Show s, Show a, Eq s, Eq a, Function a)-      => Simple Prism s a -> Property+      => Prism' s a -> Property isPrism l = isTraversal l .&. prism_yin l .&. prism_yang l   -------------------------------------------------------------------------------- -- The first setter law:-setter_id :: Eq s => Simple Setter s a -> s -> Bool+setter_id :: Eq s => Setter' s a -> s -> Bool setter_id l s = over l id s == s  --  The second setter law:-setter_composition :: Eq s => Simple Setter s a -> s -> Fun a a -> Fun a a -> Bool+setter_composition :: Eq s => Setter' s a -> s -> Fun a a -> Fun a a -> Bool setter_composition l s (Fun _ f) (Fun _ g) = over l f (over l g s) == over l (f . g) s -lens_set_view :: Eq s => Simple Lens s a -> s -> Bool+lens_set_view :: Eq s => Lens' s a -> s -> Bool lens_set_view l s = set l (view l s) s == s -lens_view_set :: Eq a => Simple Lens s a -> s -> a -> Bool+lens_view_set :: Eq a => Lens' s a -> s -> a -> Bool lens_view_set l s a = view l (set l a s) == a -setter_set_set :: Eq s => Simple Setter s a -> s -> a -> a -> Bool+setter_set_set :: Eq s => Setter' s a -> s -> a -> a -> Bool setter_set_set l s a b = set l b (set l a s) == set l b s -iso_hither :: Eq s => Simple AnIso s a -> s -> Bool+iso_hither :: Eq s => AnIso' s a -> s -> Bool iso_hither l s = s ^.cloneIso l.from l == s -iso_yon :: Eq a => Simple AnIso s a -> a -> Bool+iso_yon :: Eq a => AnIso' s a -> a -> Bool iso_yon l a = a^.from l.cloneIso l == a -prism_yin :: Eq a => Simple Prism s a -> a -> Bool+prism_yin :: Eq a => Prism' s a -> a -> Bool prism_yin l a = preview l (review l a) == Just a -prism_yang :: Eq s => Simple Prism s a -> s -> Bool+prism_yang :: Eq s => Prism' s a -> s -> Bool prism_yang l s = maybe s (review l) (preview l s) == s  traverse_pure :: forall f s a. (Applicative f, Eq (f s)) => LensLike' f s a -> s -> Bool@@ -114,5 +114,5 @@ traverse_pureList = traverse_pure  traverse_compose :: (Applicative f, Applicative g, Eq (f (g s)))-                    => Simple Traversal s a -> (a -> g a) -> (a -> f a) -> s -> Bool+                    => Traversal' s a -> (a -> g a) -> (a -> f a) -> s -> Bool traverse_compose t f g s = (fmap (t f) . t g) s == (getCompose . t (Compose . fmap f . g)) s