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Mastering Reactive JavaScript

You're reading from   Mastering Reactive JavaScript Building asynchronous and high performing web apps with RxJS

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Product type Paperback
Published in May 2017
Publisher Packt
ISBN-13 9781786463388
Length 310 pages
Edition 1st Edition
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Author (1):
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Erich de Souza Oliveira Erich de Souza Oliveira
Author Profile Icon Erich de Souza Oliveira
Erich de Souza Oliveira
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Table of Contents (12) Chapters Close

Preface 1. What Does Being Reactive Mean? FREE CHAPTER 2. Reacting for the First Time 3. A World Full of Changes - Reactive Extensions to the Rescue 4. Transforming Data - Map, Filter, and Reduce 5. The World Changes Too Fast - Operators to Deal with Backpressure 6. Too Many Sources - Combining Observables 7. Something is Wrong - Testing and Dealing with Errors 8. More about Operators 9. Composition 10. A Real-Time Server 11. A Real-Time Client

Improving interaction with RxJS

One of the advantages of using functional reactive programming, is that it makes it easier to create rich user interfaces, creating new ways for the users to interact with your website. There are several ways to do this.

In this section, we are going to create an Easter egg for our web chat application. Easter eggs are hidden functionalities that can be accessed following one or more steps.

Our Easter egg will be accessed using a triple click in the message box. Every time a given user does a triple click in the message box we are going to fill the message box with the /roll_a_dice command.

In this section, I want to show you how you can easily create new ways for your user to interact with your application using functional reactive programming. I've chosen to use a triple click, because it is not a standard interaction, and I will compare the code needed to implement it, with...
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