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The world wants peace, not war ✌️
🇵🇸
The world wants peace, not war ✌️
402 followers · 261 following

Achievements

Achievement: Galaxy Brainx2Achievement: Pair Extraordinairex4Achievement: QuickdrawAchievement: YOLOAchievement: Starstruckx3Achievement: Arctic Code Vault ContributorAchievement: Pull Sharkx4

Achievements

Achievement: Galaxy Brainx2Achievement: Pair Extraordinairex4Achievement: QuickdrawAchievement: YOLOAchievement: Starstruckx3Achievement: Arctic Code Vault ContributorAchievement: Pull Sharkx4

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schalkneethling/README.md

Hellooooo 👋 🤘 ✌️

Recent personal blog posts

The automated posts list idea was inpired by Peter Bengtsson's GitHub profile README. You can read and learn more on his blog. Thanks, Peter!

Unicode character class escapes. A Hidden JavaScript Superpower

Unicode character class escapes turn regular expressions from English-only ASCII tools into something that understands the whole of human writing. A look at how \p{L}, \p{N}, \p{Sc}, and the v flag's properties of strings make this possible.

Wednesday, July 1, 2026

Contributing a Calavera integration

Project Calavera is a CLI tool that scaffolds linters, formatters, AI tooling, and common project infrastructure for web projects. Calavera ❤️ Vite. This post walks through the full contribution path for a new integration, using the Varlock PR as a concrete example.

Tuesday, June 30, 2026

How To Think About Unit Tests, With Vitest

A practical guide to thinking about what to test and why, using Vitest as my tool of choice. Covers the happy path, conditionals, purity, and the limits of code coverage as a measure of test quality.

Sunday, June 21, 2026

css-expect: browser-backed unit tests for CSS custom functions

css-expect enables you to write unit tests for your CSS @functions using the browser engine itself as the source of truth.

Friday, June 12, 2026

@function — Native Custom Functions in CSS

CSS now has user-defined functions. No preprocessor, no JavaScript, but native @function with typed parameters, local variables, and conditional logic built right into your CSS.

Monday, June 8, 2026

Pinned Loading

  1. css-community-reset css-community-reset Public

    A CSS reset inspired by the community

    CSS 16 1

  2. masonry-gridlanes-wc masonry-gridlanes-wc Public

    Light-DOM custom element for CSS Grid Lanes masonry with a JS fallback; Pretext helpers are exported separately for headless text metrics.

    JavaScript 11

  3. css-property-type-validator css-property-type-validator Public

    Standalone tooling for validating CSS custom property registrations declared with `@property`

    TypeScript 10

  4. create-project-calavera create-project-calavera Public

    A simple starting skeleton of linters and formatters for common web projects.

    JavaScript 7 1

  5. schalkneethling.com schalkneethling.com Public

    Scripting on Caffeine aka My website

    MDX 4 2

  6. css-expect css-expect Public

    css-expect lets you write browser-native expectations for CSS custom functions and mixins.

    TypeScript 4