Javascript Object - Schema

Yup

• Object schema validation - check schema validity - https://github.com/jquense/yup - Yup is a JavaScript schema builder for value parsing and validation. Define a schema, transform a value to match, validate the shape of an existing value, or both. Yup schema are extremely expressive and allow modeling complex, interdependent validations, or value transformations.

Playground: https://runkit.com/jquense/yup

Others

• https://github.com/hapijs/joi
• React - prop-types (Type checking)