Let's try out TypeProf-IDE, a Visual Studio Code integration that allows real-time type analysis and developer feedback of Ruby 3.1 code.In his RubyConf 2021 keynote, the creator of Ruby, Yukihiro Matsumoto, announced TypeProf-IDE, a Visual Studio Code integration for Ruby’s TypeProf tool to allow real-time type analysis and developer feedback. In another session, the creator of TypeProf-IDE, Yusuke Endoh, demoed the extension in more detail. This functionality is available for us to try today in Ruby 3.1.0 preview 1, which was released during RubyConf. So let’s give it a try!.