Merge pull request #1 from milmazz/escript

Add an alias for --help
HTX-Elixir-Meetup · Oct 6, 2016 · eaf3dd0 · eaf3dd0
2 parents ee402c3 + b6f8871
commit eaf3dd0
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Showing 3 changed files with 4 additions and 7 deletions.
diff --git a/demo_application_escript/demo_application b/demo_application_escript/demo_application
diff --git a/demo_application_escript/lib/demo_CLI.ex b/demo_application_escript/lib/demo_CLI.ex
@@ -2,20 +2,18 @@ defmodule DemoApplication.CLI do
   alias DemoApplication.DemoModule
 
   def main(args) do
-    args |> parse_args |> do_process
+    args |> parse_args() |> do_process()
   end
 
   def parse_args(args) do
-    options = OptionParser.parse(args)
+    options = OptionParser.parse(args, aliases: [h: :help])
 
     case options do
       {[help: true], _, _} -> :help
-      {[h: true], _, _}   -> :help
       _ -> :run
     end
   end
 
-
   def do_process(:run) do
     DemoModule.say_it(:demo_module)
   end
@@ -26,5 +24,4 @@ defmodule DemoApplication.CLI do
 
     """
   end
-
-end
+end
diff --git a/demo_application_escript/mix.exs b/demo_application_escript/mix.exs
@@ -8,7 +8,7 @@ defmodule DemoApplication.Mixfile do
      build_embedded: Mix.env == :prod,
      start_permanent: Mix.env == :prod,
      deps: deps(),
-     escript: escript]
+     escript: escript()]
   end
 
   # Configuration for the OTP application