Introduction to Elixir

About Inaka

• Founded in 2010.

• Acquired by Erlang Solutions in 2014.

• End-to-end applications with Erlang, Ruby, Web, iOS and Android components.

• Highly concurrent application servers such as Whisper and TigerText.

• Active contributors to the open-source community.

What is Elixir?

• Functional Language for the Erlang VM

• Ruby-like syntax

• Erlang-like semantics (seamless interop)

• Clojure-like philosophy

iex

Interactive Elixir

mix

• Create new project

• Compile 

• Run tests

• Manage Deps

• & More

Building Blocks

• Data Types

• Pattern Matching

• Modules & Functions

• Processes

Data Types

• Integer & Float

• String, Binary & Char list

• Atom (& alias)

• Boolean

• Tuple (Immutable)

• List (Immutable)

• Map (Immutable)

• Anonymous Function

Building Blocks

Pattern Matching

Building Blocks

Building Blocks

Modules & Functions

defmodule Greeter do
    def talk(name) do
      IO.puts(greeting name)
    end

    defp greeting(name) do
        "Hello #{name}"
    end
end

Building Blocks

Processes

• spawn[1, 3]

• send & receive

• Link & Monitor

• Task

Standard Library

• Kernel

• IO

• Enum

• String

Elixir's "Specials"

• Pipe Operator

• Structs

• Protocols

• Macros

What's left?

• Exceptions

• List Comprehensions

• Behaviors

• OTP

  • GenServer

  • GenEvent

  • Application & Supervisor

• ETS

• & More

Thank you!