Ajv-validate-middleware NPM

AjvValidateMiddleware

Provides Ajv validation services to Express Routes

Usage:

const AjvValidateMiddleware = require("ajv-validate-middleware");

const validateMiddleware = new AjvValidateMiddleware();

const express = require('express');
const app = express();

validateMiddleware.createSchema({
    user: {
        type: "object",
        properties: {
            firstName: {
                type: "string",
            },
            lastName: {
                type: "string",
            },
            email: {
                type: "string",
                format: "email",
            },
        },
        required: ["firstName", "lastName", "email"],
        errorMessage: {
            type: "Should be an Object",
            required: {
                email: "Email is required",
                firstName: "firstName is required",
                lastName: "lastName is required",
            },
            properties: {
                email: "A valid email is required",
            },
        },
    },
});

app.use(express.json())

app.post('/', validateMiddleware.validate('body', 'user'))

app.use((error, req, res, next) => {
    res.status(400).send(error)
})

app.listen(3000, () => {
    console.log('Express is listening... Talk!')
})

Kind: global class