Mastering Rust - Second Edition

Web frameworks

Before we begin exploring actix-web, we need to get some motivation as to why we need web frameworks in the first place. The web, as many of us know, is a complex, evolving space. There are lots of details to take care of when writing web applications. You need to set up routing rules and authentication policies. On top of that, as applications evolve, there are best practices and similar patterns that one will have to repeat implementing, if you're not using a web framework.

It's quite tedious having to reinvent these foundational attributes of web applications every time you want to build a web application yourself. A concrete example is when you are providing different routes in your application. In a web application built ...