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elixir_rebar_example

An example of how to build Elixir code in a rebar project.

Build

With Erlang/Elixir installed. Must have rebar3 in path or installed.
$ make

With docker installed. Uses elixir docker container.
$ make docker
# make

Run

In Erlang shell

$ rebar3 shell
Erlang/OTP 20 [erts-9.0.3] [source] [64-bit] [smp:4:4] [ds:4:4:10] [async-threads:10] [hipe] [kernel-poll:false]
Eshell V9.0.3  (abort with ^G)
1> 'Elixir.ComplexMath.Example':lazy_example().

In Elixir shell

$ cd elixir_libs/elixir_example/
$ iex -S mix
Erlang/OTP 20 [erts-9.0.3] [source] [64-bit] [smp:4:4] [ds:4:4:10] [async-threads:10] [hipe] [kernel-poll:false]
Interactive Elixir (1.5.1) - press Ctrl+C to exit (type h() ENTER for help)
iex(1)> ComplexMath.Example.lazy_example

Tour of Elixir

Included Elixir code is meant to be a whirlwind tour of Elixir features. The target audience is Erlang developers.

File Lessons
hello.ex Basic "Hello, World!" in Elixir.
complex_math Pattern matching and guards, list comprehension, lexical scope, module nesting, imports, lazy evaluation with Stream module, pipe operator, Task module used as a future, macros.
alt_server.ex How to write a gen_server/GenServer in Elixir. Introduce Agent had GenServer alternative.
otp.ex Example of OTP application. Includes starting supervisor without creating a separate module. Children are defined in alt_server.ex.