simple elixir example

elixir/.formatter.exs

@@ -1,4 +0,0 @@
-# Used by "mix format"
-[
-  inputs: ["{mix,.formatter}.exs", "{config,lib,test}/**/*.{ex,exs}"]
-]

elixir/.gitignore

@@ -1,26 +1,10 @@
-# The directory Mix will write compiled artifacts to.
 /_build/
-
-# If you run "mix test --cover", coverage assets end up here.
 /cover/
-
-# The directory Mix downloads your dependencies sources to.
 /deps/
-
-# Where third-party dependencies like ExDoc output generated docs.
 /doc/
-
-# Ignore .fetch files in case you like to edit your project deps locally.
 /.fetch
-
-# If the VM crashes, it generates a dump, let's ignore it too.
 erl_crash.dump
-
-# Also ignore archive artifacts (built via "mix archive.build").
 *.ez
-
-# Ignore package tarball (built via "mix hex.build").
 example-*.tar
-
-# Temporary files, for example, from tests.
 /tmp/
+.elixir_ls

elixir/.iex.exs

@@ -1 +0,0 @@
-IEx.after_spawn(fn -> Example.hello() |> IO.puts() end)

elixir/Dockerfile

@@ -4,4 +4,4 @@ WORKDIR /app
 
 COPY . .
 
-CMD ["iex", "-S", "mix"]
+CMD ["elixir", "hello.exs"]

elixir/hello.exs

@@ -0,0 +1 @@
+IO.puts("Hello, World!")

elixir/lib/example.ex

@@ -1,18 +0,0 @@
-defmodule Example do
-  @moduledoc """
-  Documentation for `Example`.
-  """
-
-  @doc """
-  Hello world.
-
-  ## Examples
-
-      iex> Example.hello()
-      :world
-
-  """
-  def hello do
-    :world
-  end
-end

elixir/mix.exs

@@ -1,28 +0,0 @@
-defmodule Example.MixProject do
-  use Mix.Project
-
-  def project do
-    [
-      app: :example,
-      version: "0.1.0",
-      elixir: "~> 1.13",
-      start_permanent: Mix.env() == :prod,
-      deps: deps()
-    ]
-  end
-
-  # Run "mix help compile.app" to learn about applications.
-  def application do
-    [
-      extra_applications: [:logger]
-    ]
-  end
-
-  # Run "mix help deps" to learn about dependencies.
-  defp deps do
-    [
-      # {:dep_from_hexpm, "~> 0.3.0"},
-      # {:dep_from_git, git: "https://github.com/elixir-lang/my_dep.git", tag: "0.1.0"}
-    ]
-  end
-end

elixir/test/example_test.exs

@@ -1,8 +0,0 @@
-defmodule ExampleTest do
-  use ExUnit.Case
-  doctest Example
-
-  test "greets the world" do
-    assert Example.hello() == :world
-  end
-end

elixir/test/test_helper.exs

@@ -1 +0,0 @@
-ExUnit.start()