Ensure Elixir own .app files include all lib modules

Author: José Valim

Makefile

@@ -20,6 +20,8 @@ define APP_TEMPLATE
 $(1): lib/$(1)/ebin/Elixir.$(2).beam lib/$(1)/ebin/$(1).app
 
 lib/$(1)/ebin/$(1).app: lib/$(1)/mix.exs
+	$(Q) mkdir -p lib/$(1)/_build/shared/lib/$(1)
+	$(Q) cp -R lib/$(1)/ebin lib/$(1)/_build/shared/lib/$(1)/
 	$(Q) cd lib/$(1) && ../../bin/elixir -e "Mix.Sup.start_link()" -r mix.exs -e "Mix.Task.run('compile.app')"
 	$(Q) cp lib/$(1)/_build/shared/lib/$(1)/ebin/$(1).app lib/$(1)/ebin/$(1).app
 	$(Q) rm -rf lib/$(1)/_build

lib/iex/mix.exs

@@ -8,26 +8,30 @@ defmodule IEx.Mixfile do
   def application do
     [ env: [
         after_spawn: [],
-        colors: [ enabled: true,
+        colors: colors,
+        inspect: [limit: 50, raw: false, pretty: true],
+        history_size: 20 ] ]
+  end
 
-                  # Used by default on evaluation cycle
-                  eval_interrupt: "yellow",
-                  eval_result: "yellow",
-                  eval_error: "red",
-                  eval_info: "normal",
+  defp colors do
+    [ enabled: true,
 
-                  # Used by ls
-                  ls_directory: "blue",
-                  ls_device: "green",
+      # Used by default on evaluation cycle
+      eval_interrupt: "yellow",
+      eval_result: "yellow",
+      eval_error: "red",
+      eval_info: "normal",
 
-                  # Used by ansi docs
-                  doc_bold: "bright",
-                  doc_code: "cyan,bright",
-                  doc_headings: "yellow,bright",
-                  doc_inline_code: "cyan",
-                  doc_underline: "underline",
-                  doc_title: "reverse,yellow,bright" ],
-        inspect: [limit: 50, raw: false, pretty: true],
-        history_size: 20 ] ]
+      # Used by ls
+      ls_directory: "blue",
+      ls_device: "green",
+
+      # Used by ansi docs
+      doc_bold: "bright",
+      doc_code: "cyan,bright",
+      doc_headings: "yellow,bright",
+      doc_inline_code: "cyan",
+      doc_underline: "underline",
+      doc_title: "reverse,yellow,bright" ]
   end
 end