# @marblejs-contrib/middleware-joi A [joi](https://github.com/hapijs/joi) validation middleware for [Marble.js](https://github.com/marblejs/marble). ## Deprecation `@marblejs/middleware-joi` is deprecated since v2.0. Please use `@marblejs/middlware-io` instead. ## Installation ``` $ npm i @marblejs-contrib/middleware-joi ``` Requires `@marblejs/core` to be installed. ## Documentation For the latest updates, documentation, change log, and release information visit [docs.marblejs.com](https://docs.marblejs.com) and follow [@marble_js](https://twitter.com/marble_js) on Twitter. ## Usage Example of using this middleware on a GET route to validate params. ```typescript import { validator$, Joi } from '@marblejs-contrib/middleware-joi'; const foo$ = r.pipe( r.matchPath('/foo/:id'), r.matchType('GET'), r.useEffect(req$ => req$.pipe( use(validator$({ params: Joi.object({ id: Joi.number().min(1).max(10), }) })); // ... ))); ``` Example to validate all incoming requests. ```typescript import { validator$, Joi } from '@marblejs-contrib/middleware-joi'; const middlewares = [ logger$, validator$({ headers: Joi.object({ sign: Joi.string(), accept: Joi.string().default('application/json'), }), params: Joi.object({ apiKey: Joi.string().token().required(), }) }) ]; const effects = [ endpoint1$, endpoint2$, ... ]; const app = httpListener({ middlewares, effects }); ``` License: MIT