   end
 
   defp show_not_ok!(deps) do
-    shell = Mix.shell
-    shell.error "Unchecked dependencies for environment #{Mix.env}:"
+    shell = Mix.shell()
+    shell.error("Unchecked dependencies for environment #{Mix.env()}:")
 
-    Enum.each deps, fn(dep) ->
-      shell.error "* #{format_dep dep}"
-      shell.error "  #{format_status dep}"
-    end
+    Enum.each(deps, fn dep ->
+      shell.error("* #{format_dep(dep)}")
+      shell.error("  #{format_status(dep)}")
+    end)
 
-    Mix.raise "Can't continue due to errors on dependencies"
+    Mix.raise("Can't continue due to errors on dependencies")
   end
 end

        else
          partition(deps, not_ok, [dep | compile])
        end
      ok?(dep) ->
        partition(deps, not_ok, compile)
      true ->
        partition(deps, [dep | not_ok], compile)
    end


  def run(args) do
    all = Mix.Dep.cached()

    unless "--no-deps-check" in args do
      deps_check(all, "--no-compile" in args)
    end

    load_paths =
      for dep <- all,
          path <- Mix.Dep.load_paths(dep) do
        _ = Code.prepend_path(path)
        path
      end
