tardis

Bidirectional state monad transformer

https://github.com/DanBurton/tardis

Version on this page:0.4.3.0
LTS Haskell 24.17:0.5.0
Stackage Nightly 2025-10-31:0.5.0
Latest on Hackage:0.5.0

See all snapshots tardis appears in

BSD-3-Clause licensed by Dan Burton
Maintained by [email protected]
This version can be pinned in stack with:tardis-0.4.3.0@sha256:62b9f0f10ec171dfdad106c30cf238b5f819b21d984c44b434835251a169b13a,1512

Module documentation for 0.4.3.0

Depends on 3 packages(full list with versions):
base, mmorph, mtl

A Tardis is a combination of both a forwards and a backwards state transformer, providing two state values that "travel" in opposite directions.

A detailed description of what a Tardis is and how to use it can be found in the documentation for Control.Monad.Tardis.