Eslint-plugin-z NPM

eslint-plugin-z

!CAUTION This project is in the early stages of development. Please report any issues you encounter.

An ESLint plugin for linting Zod schemas.

npm install eslint-plugin-z --save-dev

// eslint.config.mjs
import pluginZ from "eslint-plugin-z";

export default [pluginZ.configs.recommended];

// .eslintrc.json
{
  "extends": ["plugin:z/recommendedLegacy"]
}

Rules	Description	✅	Type	🔧
no-duplicate-enum-values	Disallow duplicate enum member values.	✅	⚠️
no-throw-in-refine	Ban throwing in refinement function.	✅	⚠️
prefer-enum	Enforce usage of `z.enum()` instead of `z.union([z.literal(""),...])`	✅	💡	🔧
prefer-nullish	Enforce usage of `z.nullish()` instead of `z.null().optional()` or `z.optional().null()`.	✅	💡	🔧
prefer-tuple	Enforce usage of `z.tuple([z.schema()])` instead of `z.schema().array().length(1)`	✅	💡