Elm Weekly

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Elm Weekly - Issue #160

www.elmweekly.nl

Elm Weekly - Issue #160

Wolfgang Schuster
May 11, 2021
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Elm Weekly - Issue #160

www.elmweekly.nl

Articles and Discussion

Generating elm/json decoders with elm/json decoders

My tool json2elm generates elm/json JSON decoders and encoders from a sample JSON string. A curiously self-referencing thing about it is that it itself uses elm/json decoders to generate elm/json decoders. This post explains how that works.

The Mechanics of Maybe

In this post that's a few years old but still useful, Jöel Quenneville dives into the practical aspects of working with Maybe values.

Wondering about typeclasses

If you happen to wonder about typeclasses (or lack of) in Elm, there is an extensive discussion happening on Elm Discourse that you might want to check out.

Tools and Projects

Knighty Knight — knightyknight.netlify.app

Ali Ahmed wrote a nice looking chess knight move trainer with elm-ui. You can check out the source code.

Talks and Podcasts

Elm Radio episode 30: Debugging in Elm — elm-radio.com

Jeroen Engels and Dillon Kearns talk about debugging techniques, both Elm-specific and generally applicable, as well as how to make the most of Elm's guarantees when debugging.

Atle Wee Førre describes a fun hack where he used Elm to build a REST API in Node:

That's it for this week!

Please support my work on Elm Weekly and other Elm projects by sponsoring me on GitHub.

If you have something you’d like to submit for an upcoming edition, tweet @elmweekly with a link, send an email through to elmweekly@korban.net, or just hit Reply.

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Elm Weekly - Issue #160

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