Skip to Main Content
Mastering Elixir
book

Mastering Elixir

by André Albuquerque, Daniel Caixinha
July 2018
Intermediate to advanced content levelIntermediate to advanced
574 pages
14h 7m
English
Packt Publishing
Content preview from Mastering Elixir

Elixir applications

Elixir inherits a lot of concepts from Erlang/OTP, and the application's behaviour is one of those concepts. For the Erlang VM, an application is a component that can be started and stopped as a single unit, and is described by an .app file (for example, hello_world.app) that defines, among other things, the Application Module Callback. This is a module that needs to implement a  start/2 function that's responsible for kickstarting the application, usually by spawning its top-level supervisor (in the next chapter, you'll learn all about supervisors). In a way, you can think about the start/2 function as the common main entry point on applications developed with other programming languages.

Because we're using Elixir, w ...

Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Start your free trial

You might also like

Testing Elixir

Testing Elixir

Andrea Leopardi, Jeffrey Matthias

Publisher Resources

ISBN: 9781788472678Supplemental Content