async-and-errors

Complete guide to async/await patterns and custom error handling.

Skills
Development
0

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A skill that teaches Claude Code to do development tasks well. It is packaged knowledge the model uses whenever it is relevant.

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Install (Claude Code)

mkdir -p .claude/skills/async-and-errors && curl -fsSL https://doutorai.pt/data/lib/skills__async-and-errors.md -o .claude/skills/async-and-errors/SKILL.md

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Content

# Async Patterns and Error Handling

Complete guide to async/await patterns and custom error handling.

## Table of Contents

- [Async/Await Best Practices](#asyncawait-best-practices)
- [Promise Error Handling](#promise-error-handling)
- [Custom Error Types](#custom-error-types)
- [asyncErrorWrapper Utility](#asyncerrorwrapper-utility)
- [Error Propagation](#error-propagation)
- [Common Async Pitfalls](#common-async-pitfalls)

---

## Async/Await Best Practices

### Always Use Try-Catch

```typescript
// ❌ NEVER: Unhandled async errors
async function fetchData() {
    const data = await datab

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