FIX properly display Docker output

README.md

@@ -27,7 +27,7 @@ Check below for configuration options.
 #### Add exrm_docker to your list of dependencies in `mix.exs`:
 
         def deps do
-          [{:exrm_docker, "~> 0.0.3"}]
+          [{:exrm_docker, "~> 0.0.4"}]
         end
 
 

lib/exrm_docker.ex

@@ -84,12 +84,18 @@ defmodule ExrmDocker do
     File.write(@dockerfile, dockerfile_contents)
   end
 
-  @spec docker_output(port) :: :ok
-  defp docker_output(port) do
+  @spec docker_output(port, String.t | nil) :: :ok
+  defp docker_output(port, last \\ nil) do
     receive do
       {^port, {:data, {_, data}}} ->
-        IO.puts(data)
-        docker_output(port)
+        if data |> String.contains?("\r") do
+          IO.write(data)
+          docker_output(port, data)
+        else
+          if last, do: IO.puts(last)
+          IO.puts(data)
+          docker_output(port)
+        end
       {^port, {:exit_status, _}} ->
         :ok
     end

mix.exs

@@ -3,7 +3,7 @@ defmodule ExrmDocker.Mixfile do
 
   def project do
     [app: :exrm_docker,
-     version: "0.0.3",
+     version: "0.0.4",
      elixir: "~> 1.2",
      description: description,
      package: package,