changeset: Stateful monad transformer based on monoidal actions
A general state monad transformer with separate types for the state and the possible changes.
It can be defined for any monoid action.
The monoid represents "changes", "updates", "edits" or "diffs" on the state.
The changeset ecosystem has support for standard containers and optics from lens
by providing the packages changeset-containers and changeset-lens.
Flags
Manual Flags
| Name | Description | Default |
|---|---|---|
| dev | Enable warnings as errors. Active on ci. | Disabled |
Use -f <flag> to enable a flag, or -f -<flag> to disable that flag. More info
Downloads
- changeset-0.1.0.3.tar.gz [browse] (Cabal source package)
- Package description (as included in the package)
Maintainer's Corner
For package maintainers and hackage trustees
Candidates
- No Candidates
| Versions [RSS] | 0.1.0.0, 0.1.0.1, 0.1.0.2, 0.1.0.3 |
|---|---|
| Change log | CHANGELOG.md |
| Dependencies | base (>=4.12 && <4.22), containers (>=0.6 && <0.8), mmorph (>=1.1 && <1.3), monoid-extras (>=0.6 && <0.7), mtl (>=2.2.2 && <2.3 || >=2.3.1 && <2.4), transformers (>=0.5.6.2 && <0.7), witherable (>=0.4 && <0.6) [details] |
| Tested with | ghc ==8.6, ghc ==8.8, ghc ==8.10, ghc ==9.0, ghc ==9.2, ghc ==9.4, ghc ==9.6, ghc ==9.8, ghc ==9.10 |
| License | MIT |
| Copyright | MIT |
| Author | Manuel Bärenz |
| Maintainer | programming@manuelbaerenz.de |
| Category | Control |
| Source repo | head: git clone https://github.com/turion/changeset |
| Uploaded | by turion at 2025-09-09T09:29:18Z |
| Distributions | |
| Reverse Dependencies | 3 direct, 0 indirect [details] |
| Downloads | 99 total (11 in the last 30 days) |
| Rating | (no votes yet) [estimated by Bayesian average] |
| Your Rating | |
| Status | Docs available [build log] Last success reported on 2025-09-09 [all 1 reports] |