[![https://jappieklooster.nl](https://img.shields.io/badge/blog-jappieklooster.nl-lightgrey)](https://jappieklooster.nl/tag/haskell.html) [![Jappiejappie](https://img.shields.io/badge/twitch.tv-jappiejappie-purple?logo=twitch)](https://www.twitch.tv/jappiejappie) [![Githbu actions build status](https://img.shields.io/github/workflow/status/jappeace/persistent-lens/Test)](https://github.com/jappeace/persistent-lens/actions) [![Jappiejappie](https://img.shields.io/badge/discord-jappiejappie-black?logo=discord)](https://discord.gg/Hp4agqy) [![Hackage version](https://img.shields.io/hackage/v/persistent-lens.svg?label=Hackage)](https://hackage.haskell.org/package/persistent-lens) I use these in various projects to deal with Entity. Also used in supercede. ## Usage ### Tools Enter the nix shell. ``` nix-shell ``` You can checkout the makefile to see what's available: ``` cat makefile ``` ### Fast filewatch which runs tests ``` make ghcid ```