Merge branch 'ln/userdiff-elixir'

The patterns to detect function boundary for Elixir language has
been added.

* ln/userdiff-elixir:
  userdiff: add Elixir to supported userdiff languages

t/t4018-diff-funcname.sh

@@ -32,6 +32,7 @@ diffpatterns="
 	csharp
 	css
 	dts
+	elixir
 	fortran
 	fountain
 	golang

t/t4018/elixir-do-not-pick-end

@@ -0,0 +1,5 @@
+defmodule RIGHT do
+end
+#
+#
+# ChangeMe; do not pick up 'end' line

t/t4018/elixir-ex-unit-test

@@ -0,0 +1,6 @@
+defmodule Test do
+  test "RIGHT" do
+    assert true == true
+    assert ChangeMe
+  end
+end

t/t4018/elixir-function

@@ -0,0 +1,5 @@
+def function(RIGHT, arg) do
+  # comment
+  # comment
+  ChangeMe
+end

t/t4018/elixir-macro

@@ -0,0 +1,5 @@
+defmacro foo(RIGHT) do
+  # Code
+  # Code
+  ChangeMe
+end

t/t4018/elixir-module

@@ -0,0 +1,9 @@
+defmodule RIGHT do
+  @moduledoc """
+  Foo bar
+  """
+
+  def ChangeMe(a) where is_map(a) do
+    a
+  end
+end

t/t4018/elixir-module-func

@@ -0,0 +1,8 @@
+defmodule Foo do
+  def fun(RIGHT) do
+     # Code
+     # Code
+     # Code
+     ChangeMe
+  end
+end

t/t4018/elixir-nested-module

@@ -0,0 +1,9 @@
+defmodule MyApp.RIGHT do
+  @moduledoc """
+  Foo bar
+  """
+
+  def ChangeMe(a) where is_map(a) do
+    a
+  end
+end

t/t4018/elixir-private-function

@@ -0,0 +1,5 @@
+defp function(RIGHT, arg) do
+  # comment
+  # comment
+  ChangeMe
+end

t/t4018/elixir-protocol

@@ -0,0 +1,6 @@
+defprotocol RIGHT do
+  @doc """
+  Calculates the size (and not the length!) of a data structure
+  """
+  def size(data, ChangeMe)
+end

t/t4018/elixir-protocol-implementation

@@ -0,0 +1,5 @@
+defimpl RIGHT do
+  # Docs
+  # Docs
+  def foo(ChangeMe), do: :ok
+end