Data.Functor.Sum
| Copyright | (c) Ross Paterson 2014 |
|---|---|
| License | BSD-style (see the file LICENSE) |
| Maintainer | ross@soi.city.ac.uk |
| Stability | experimental |
| Portability | portable |
| Safe Haskell | Safe |
| Language | Haskell98 |
Описание
Суммы, поднятые до функторов.
data Sum f g a Исходный код
Поднятая сумма функторов.
Примеры реализации
| (Functor f, Functor g) => Functor (Sum f g) | |
| (Foldable f, Foldable g) => Foldable (Sum f g) | |
| (Traversable f, Traversable g) => Traversable (Sum f g) | |
| (Show1 f, Show1 g) => Show1 (Sum f g) | |
| (Read1 f, Read1 g) => Read1 (Sum f g) | |
| (Ord1 f, Ord1 g) => Ord1 (Sum f g) | |
| (Eq1 f, Eq1 g) => Eq1 (Sum f g) | |
| (Eq1 f, Eq1 g, Eq a) => Eq (Sum f g a) | |
| (Ord1 f, Ord1 g, Ord a) => Ord (Sum f g a) | |
| (Read1 f, Read1 g, Read a) => Read (Sum f g a) | |
| (Show1 f, Show1 g, Show a) => Show (Sum f g a) |
© The University of Glasgow and others
Licensed under a BSD-style license (see top of the page).
https://downloads.haskell.org/~ghc/7.10.3/docs/html/libraries/transformers-0.4.2.0/Data-Functor-Sum.html
