CommunityNews

CommunityNews

Phantom Types in Gleam

In this post we’re going to be looking at a more advanced use of Gleam’s type system, known as phantom types. Hopefully by the end of this you’ll have another tool in your belt to help you better model data in your programs. And fear not, because many languages support phantom types (most common functional programming languages support them, but so do others like Rust, and TypeScript, and even PHP) so you can apply this knowledge elsewhere!

Before we get stuck into some examples, let’s tackle the obvious question…

https://blog.pd-andy.dev/phantom-types-in-gleam

This thread was posted by one of our members via one of our news source trackers.

Where Next?

Popular Backend topics Top

lpil
Shayne gave this excellent talk the other day on Gleam, so I thought I’d share it. From my point of view it was really interesting to se...
New
DevotionGeo
There are 3 main formatters for Erlang which you can use from the command-line, rebar3_format, Steamroller elmfmt. Visual Studio Cod...
New
First poster: bot
The Race to Replace C & C++. Three expert compiler writers sit down to discuss moving beyond C and C++ This thread...
New
AstonJ
Just finished doing a clean install of macOS (which I highly recommend btw!) and have updated my macOS Ruby & Elixir/Erlang dev env s...
New
First poster: AstonJ
They expect you to make a onepage application (SPA) The polaris design system officially only supports react Integration with the s...
New
First poster: bot
Just a small test with lists in cython. Considering echosystem, multithreading and ease of use, Julia is a clear winner here.
New
First poster: bot
PHP 8.1 is already taking shape quite well, yet there’s one feature I’d love to see added, that’s still being discussed: multi-line short...
New
elbrujohalcon
A long time ago, I wrote an article about The Asymmetry of ++, thanks to Fede Bergero’s findings. Let’s add a few more asymmetries to th...
New
tonyxrandall
When DoorDash approached the limits of what our Django-based monolithic codebase could support, we needed to design a new stack that woul...
New
MarcinKasprowicz
Elixir language viewed from the perspective of a JavaScript developer. I compared selected aspects of the two languages and touched on to...
New

Other popular topics Top

New
PragmaticBookshelf
Brace yourself for a fun challenge: build a photorealistic 3D renderer from scratch! In just a couple of weeks, build a ray tracer that r...
New
PragmaticBookshelf
Write Elixir tests that you can be proud of. Dive into Elixir’s test philosophy and gain mastery over the terminology and concepts that u...
New
AstonJ
I’ve been hearing quite a lot of comments relating to the sound of a keyboard, with one of the most desirable of these called ‘thock’, he...
New
Exadra37
I am asking for any distro that only has the bare-bones to be able to get a shell in the server and then just install the packages as we ...
New
PragmaticBookshelf
Rails 7 completely redefines what it means to produce fantastic user experiences and provides a way to achieve all the benefits of single...
New
PragmaticBookshelf
Author Spotlight Jamis Buck @jamis This month, we have the pleasure of spotlighting author Jamis Buck, who has written Mazes for Prog...
New
New
PragmaticBookshelf
Develop, deploy, and debug BEAM applications using BEAMOps: a new paradigm that focuses on scalability, fault tolerance, and owning each ...
New
sir.laksmana_wenk
I’m able to do the “artistic” part of game-development; character designing/modeling, music, environment modeling, etc. However, I don’t...
New