A new book is coming for Rails developers! "JavaScript for Rails Developers" is scheduled to be published in early 2025, offering a pragmatic guide on using JavaScript in Rails applications. The author, who has been working with Ruby and JavaScript for over 10 years, aims to help readers understand when to use JavaScript or CSS, as well as advanced features like Promises.

Source: https://dev.to/railsdesigner/javascript-for-rails-developer-book-3f0e