validation-patterns

Complete guide to input validation using Zod schemas for type-safe validation.

Skills
Development
0

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mkdir -p .claude/skills/validation-patterns && curl -fsSL https://doutorai.pt/data/lib/skills__validation-patterns.md -o .claude/skills/validation-patterns/SKILL.md

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Content

# Validation Patterns - Input Validation with Zod

Complete guide to input validation using Zod schemas for type-safe validation.

## Table of Contents

- [Why Zod?](#why-zod)
- [Basic Zod Patterns](#basic-zod-patterns)
- [Schema Examples from Codebase](#schema-examples-from-codebase)
- [Route-Level Validation](#route-level-validation)
- [Controller Validation](#controller-validation)
- [DTO Pattern](#dto-pattern)
- [Error Handling](#error-handling)
- [Advanced Patterns](#advanced-patterns)

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## Why Zod?

### Benefits Over Joi/Other Libraries

**Type Safety:**
- ✅ Full TypeScript inference

- 🔒 Full content on the Pro plan (€7.99/month) -

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