Should I use gorouter or httprouter for my Go API?

Choose gorouter if you need regex support without sacrificing much speed; httprouter is faster but lacks regex. For pure performance without regex, httprouter is better, but gorouter balances both.

How to add authentication middleware to gorouter?

Implement a custom middleware function that checks authentication and chain it using mux.Use(). Adapt the logging middleware example from the README by adding logic to validate tokens or sessions.

Is gorouter good for large-scale production apps?

Yes, its performance is competitive in benchmarks, but ensure route regex patterns are optimized to avoid overhead. It handles high loads well, but consider community support for enterprise needs.

Can gorouter handle route versioning for APIs?

Yes, use route groups with prefixes like /api/v1/ to organize versions. The grouping feature allows clean separation, as shown in the examples for API structuring.

What are the downsides of using regex in gorouter?

Complex regex patterns can slow down route matching and increase maintenance complexity. The README admits regex adds logic, so use simple patterns for critical paths to maintain performance.

How does gorouter compare to chi in features?

Chi offers more built-in features like context management and a richer middleware ecosystem, but gorouter is faster and includes regex support. Trade-off based on whether you need speed or out-of-the-box tools.

Open-Awesome

gorouter

MITGov1.2.0

A simple and fast HTTP router for Go that supports regexp parameters and is optimized for building RESTful APIs.

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523 stars70 forks0 contributors

What is gorouter?

gorouter is a simple and fast HTTP router for the Go programming language. It provides a lightweight way to handle HTTP requests with support for URL parameters, regex patterns, and route grouping, making it ideal for building RESTful APIs and web frameworks. The project was created to offer a performant router that includes regex support, addressing gaps in other popular Go routers.

Target Audience

Go developers building web applications, REST APIs, or custom web frameworks who need a fast, regex-capable router with middleware support.

Value Proposition

Developers choose gorouter for its balance of speed and regex functionality, offering performance comparable to httprouter while providing the flexibility of regex parameters that routers like gorilla/mux support.

Overview

xujiajun/gorouter is a simple and fast HTTP router for Go. It is easy to build RESTful APIs and your web framework.

Use Cases

Best For

Building high-performance RESTful APIs in Go
Implementing regex-based URL parameter validation in routes
Creating route groups for API versioning or prefixes
Developing custom web frameworks with middleware chains
Serving static files with dynamic path patterns
Projects requiring reverse routing for URL generation

Not Ideal For

Projects requiring built-in WebSocket support or advanced HTTP/2 features
Teams that prioritize a large ecosystem of pre-built middleware and community plugins
Applications where complex regex patterns could lead to maintenance challenges or performance bottlenecks

Pros & Cons

Pros

High Performance Routing

Benchmarks show gorouter is nearly as fast as httprouter while supporting regex, making it ideal for speed-critical applications like REST APIs.

Regex Parameter Support

Enables flexible URL matching with named regex parameters, allowing type validation directly in routes without additional logic, as shown in the examples.

No External Dependencies

Built solely on Go's standard library, reducing bloat and ensuring compatibility with minimal setup, which the README highlights as a key feature.

Middleware Chain Flexibility

Supports seamless chaining of multiple middleware functions for request processing, demonstrated with logging and tracing in the examples.

Cons

Cumbersome Static File Serving

Static file handling requires manual regex-based path matching and custom handlers, unlike routers with built-in static serving methods, as seen in the convoluted example.

Limited Advanced Features

Lacks built-in support for subdomains, WebSockets, or integrated security middleware, necessitating custom implementations for common web needs.

Smaller Community Ecosystem

As a niche project, it has fewer third-party extensions and less frequent updates compared to established routers like chi or gorilla/mux, which may affect long-term support.

Frequently Asked Questions

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