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House rules for JavaScript.

Skill by tforster

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Works with Claude Code, Claude apps, Codex, Cursor, Gemini CLI, GitHub Copilot, VS Code, OpenCode, Goose, Windsurf. Read the repository before you give any tool access to your data.

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About

House rules for JavaScript. Use when writing, editing or reviewing .js or .mjs files, their JSDoc types, or their tests.

Use cases: writing

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Permissions

What this skill can do and what it asks for, from its SKILL.md and code. Checked Nov 2, 2026.

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Network hosts it talks to 1

  • codeload.github.com · found in install command

Files it touches

  • ~/.claude/skills/javascript

What's inside

Skill name
javascript
Description
House rules for JavaScript. Use when writing, editing or reviewing .js or .mjs files, their JSDoc types, or their tests.
License
MIT
Metadata
author: tforster · version: 0.1
Instructions
18 lines in SKILL.md · view on GitHub

Files (1)

  • SKILL.md

SKILL.md (first lines)

# JavaScript <!-- omit in toc -->

Stub: story 2.6 folds `rules/javascript.md` and `rules/testing.md` in here. Until then those rules files still load in every session.

## 1. Code rules 10-12

Dev0's code rules 1-9 are in `rules/dev0.md`; these three are JavaScript's and keep their numbers.

10. **Run independent awaits in parallel** with `Promise.all`, `allSettled` or `any` -- because sequential awaits of unrelated work add their latencies for nothing.
11. **JSDoc is the type system, not prose.** Type every parameter and return; add `@description` only when the function needs explaining -- because prose restating the signature is unverified and goes stale.
12. **Braces on every `if`**, in the multi-line form -- because a braceless `if` invites the added-second-line bug. `oxlint` enforces it.

## 2. Structure

- **Classes** encapsulate with native private members (`#field`, `#method()`). A method that does not use `this` is `static`.
- **Data flows through pipelines.** Break large processing into small, isolated `TransformStream`s over Web Streams rather than loading everything into memory.

From tforster/agents0, MIT.

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Last commit (this folder)
Oct 18, 2026 (14 days ago)

From GitHub (fetched Oct 24, 2026).

Details

Version
0.1
License
MIT
First seen
Oct 24, 2026
Last checked
Oct 24, 2026

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javascript skill. Agent Mart. https://agentmart.dev/skills/tforster-javascript (last updated 2026-10-24)