contravariant
Haskell 98 contravariant functors (by ekmett)
managed
A monad for managed values (by Gabriella439)
| contravariant | managed | |
|---|---|---|
| 1 | - | |
| 73 | 50 | |
| - | - | |
| 3.8 | 0.0 | |
| 9 months ago | over 2 years ago | |
| Haskell | Haskell | |
| BSD 3-clause "New" or "Revised" License | BSD 3-clause "New" or "Revised" License |
The number of mentions indicates the total number of mentions that we've tracked plus the number of user suggested alternatives.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.
contravariant
Posts with mentions or reviews of contravariant.
We have used some of these posts to build our list of alternatives
and similar projects. The last one was on 2021-10-21.
-
Co-Applicative programming style
The operator also pops up in George Wilson's 2018 talk, Contravariant Functors: the Other Side of the Coin, along with (>*) and (*<) operators to help things along. Shortly after its publication, Issue #57 for contravariant was raised, suggesting not only (>*<) but the other operators from George's talk.
managed
Posts with mentions or reviews of managed.
We have used some of these posts to build our list of alternatives
and similar projects.
We haven't tracked posts mentioning managed yet.
Tracking mentions began in Dec 2020.
What are some alternatives?
When comparing contravariant and managed you can also consider the following projects:
control-monad-free - Free monads and monad transformers
distributed-fork - A distributed data processing framework in Haskell.
hdph - Haskell distributed parallel Haskell
unliftio - The MonadUnliftIO typeclass for unlifting monads to IO
monadbi - BiDirectional monads that can be transformed into each other (atleast partially).
effect-monad - Provides 'graded monads' and 'parameterised monads' to Haskell, enabling fine-grained reasoning about effects.