Functional in the front rails in the back

on YouTube ↗40m

" summary

Claim: Elm compiles to JavaScript, prevents runtime exceptions with its type system, and integrates into an existing Rails app. The talk shows a working shopping cart demo backed by a Rails API, uses Elm’s beginner_program → html.program path, wires HTTP commands and subscriptions, and integrates third‑party JavaScript like Stripe integration. A rails gem for asset compilation is maintained, it works with Rails 4/5, and the demo on GitHub runs successfully.

AI-written summary · about

" chapters (18)

1. 0:00Intro
2. 0:35What is elm?
3. 3:08No Runtime Errors
4. 8:21Batteries Included
5. 8:49Low Barrier to Entry
6. 10:12Elm Syntax (Literals)
7. 11:06Elm Syntax (List)
8. 12:39Elm Syntax (Record)
9. 13:51Elm Syntax (Functions)
10. 14:32ELM Syntax (Type Annotation)
11. 15:46Elm (Currying)
12. 16:53ELM Syntax (Type Alias)
13. 18:02ELM Syntax (Union Types)
14. 26:13Elm + Rails
15. 28:53Html.beginner Program
16. 32:53The Update
17. 33:20The View
18. 36:37Update with commands

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