joi.js

var Joi = require('joi');

exports = {
  path: '/foo/{bar}',
  method: 'post',
  config: {
    validate: {
      params: {
        // only allow integers between 5 and 10 (inclusive)
        bar: Joi.number().integer().min(5).max(10)
      },
      payload: {
        // only allow two character strings
        foo: Joi.string().length(2)
      },
      query: {
        // an integer OR a string containing only digit characters
        fizz: Joi.alternatives().try(
          Joi.number().integer(),
          Joi.string().regex(/^\d+$/)
        )
      }
    }
  }
};