EPISODE · Oct 11, 2019 · 1H 6M
Imports are not code – they're declarations
from Frontend First · host Frontend First
Topics include:- 2:31 – Tailwind, PostCSS, and low-level vs. high-level tools- 13:12 – Mirage JS and Cypress- 13:55 – Ember 3.13 and Octane- 15:28 – Ryan's experiencing upgrading EmberMap from 3.4 to 3.12- 20:19 - ES Modules, and learning that imports are not code- 42:12 – React and useEffect, and the difference between reads and writes vs. rendering and event handlers- 1:00:50 – Object-oriented vs. functional programming in JavaScript Links:- [Ember 3.13 Release (Octane Preview)](https://blog.emberjs.com/2019/09/25/ember-3-13-released.html)- [How to upgrade an Ember App or Addon](https://embermap.com/video/how-to-upgrade-an-ember-app-or-addon)- [Rich Harris and Edward Faulkner Twitter thread about ES module design](https://twitter.com/Rich_Harris/status/1176509180951322624)- [Twitter thread about ES module execution order](https://twitter.com/samselikoff/status/1182485014815993856)- [Sam Selikoff on Twitter](https://twitter.com/samselikoff)- [Ryan Toronto on Twitter](https://twitter.com/ryantotweets)
What this episode covers
Sam and Ryan talk about a confusing situation where moving code into an ES module changed the execution order of a program. They also talk about conflicting advice over whether React's useEffect is appropriate for writing data, and chat about PostCSS, Tailwind and build tools.
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Imports are not code – they're declarations
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