yup

Validate JavaScript and TypeScript data structures using Yup schemas.

4|Updated Jan 15, 2026
One-click install
npx skills add https://github.com/mgd34msu/goodvibes-gemini --skill yup-mgd34msu
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: yup
Source: https://github.com/mgd34msu/goodvibes-gemini/tree/main/skills/yup
Command: npx skills add https://github.com/mgd34msu/goodvibes-gemini --skill yup-mgd34msu

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill simplifies and standardizes data validation in JavaScript and TypeScript applications, ensuring data integrity and reducing runtime errors.

Core Features & Use Cases

  • Schema Definition: Define complex data structures with a fluent, chainable API.
  • Type Inference: Generate TypeScript types directly from validation schemas.
  • Integration: Seamlessly integrates with popular form libraries like React Hook Form and Formik.
  • Use Case: Validate user registration forms, API request payloads, or configuration objects to ensure they meet predefined criteria before processing.

Quick Start

Use the yup skill to create a validation schema for user registration with fields for email, password, and age.

Frequently Asked Questions about yup

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I validate API request payloads and user forms in TypeScript?

Generate TypeScript types directly from validation schemas to ensure data integrity. This approach standardizes data validation for API request payloads and configuration objects by checking them against predefined criteria before processing.

How does schema validation work with React Hook Form and Formik?

Schema validation integrates seamlessly with React Hook Form and Formik to handle frontend data validation. You define a chainable schema, which the form library uses to validate user input and enforce data integrity.

Can I generate TypeScript types directly from my validation schemas?

Yes, you can generate TypeScript types directly from validation schemas. This feature allows you to define complex data structures once and automatically infer TypeScript types, reducing runtime errors in your JavaScript applications.

What is the best way to enforce custom validation rules for JavaScript data structures?

The best way to enforce custom validation rules for JavaScript data structures is using a schema builder with chainable methods. This allows you to define complex criteria for configuration objects and forms before processing.

Does Yup support chainable methods for complex data structure validation?

Yes, Yup supports chainable methods for complex data structure validation. You can define schemas using a fluent API to enforce custom rules and ensure data integrity across frontend and backend data handling.

How do I validate user registration forms with fields for email, password, and age?

To validate user registration forms with fields for email, password, and age, create a validation schema using the Yup skill. This enforces predefined criteria and ensures data integrity before processing the form data.