Overview
This page contains 7 code snippets for implementing Routing in Express.js. Each snippet is production-ready and can be copy-pasted directly into your project.
Available Snippets
Express Server
Production-ready Express HTTP server with graceful shutdown
- Graceful shutdown on SIGTERM/SIGINT
- CORS and Helmet pre-configured
- Health check endpoint included
tRPC Server
End-to-end typesafe API with tRPC
- tRPC router with Express adapter
- Zod validation built-in
- Public and protected procedures
Zod-Swagger Helper
Programmatic OpenAPI documentation with Zod
- No manual YAML or JSDoc comments
- DocumentedRouter helper for easy route registration
- Type-safe schema-to-OpenAPI conversion
Swagger JSDoc
API documentation using JSDoc and Swagger UI
- OpenAPI 3.0.0 specification
- Interactive Swagger UI at /docs
- JSON specification at /docs.json
JWT Authentication
JWT middleware with role-based access
- JWT verification
- Role-based access control
- Token extraction from header/cookie
Async Handler
Async route wrapper for error handling
- Automatic error catching
- Promise rejection handling
- Clean route definitions
Health Check Routes
Liveness and readiness endpoints
- Liveness probe (/health/live)
- Readiness probe (/health/ready)
- Dependency checks
Frequently Asked Questions
How do I implement Routing in Express.js?
Browse the snippets above and copy the code that matches your needs. Each snippet includes installation instructions and usage examples.
Are these snippets production-ready?
Yes, all snippets are designed for production use. However, always review and test them in your specific context before deployment.
Can I use these snippets with other Express.js versions?
These snippets are designed for the current major version of the framework. Check the snippet documentation for version compatibility notes.