Ordering parameter and function created

lib/bookmarker/bookmark.ex

@@ -1,11 +1,13 @@
 defmodule Bookmarker.Bookmark do
   def drop_at(bookmarks, []), do: bookmarks
+
   def drop_at(bookmarks, [dir | []]) do
     bookmarks
     |> Map.update("children", [], fn children ->
       Enum.filter children, fn child -> child["name"] != dir end
     end)
   end
+
   def drop_at(bookmarks, [dir | tail]) do
     bookmarks
     |> Map.update("children", [], fn children ->
@@ -18,7 +20,9 @@ defmodule Bookmarker.Bookmark do
       end)
     end)
   end
+
   def get_at(bookmarks, nil), do: bookmarks
+
   def get_at(bookmarks, dir) do
     bookmarks
     |> Map.update("children", [], fn children ->

lib/bookmarker/cli.ex

@@ -6,6 +6,7 @@ defmodule Bookmarker.CLI do
       help: :boolean,
       file: :string,
       title: :string,
+      order: :boolean,
       description: :string,
       timestamp: :boolean,
       ignore: :keep,
@@ -16,6 +17,7 @@ defmodule Bookmarker.CLI do
       h: :help,
       f: :file,
       t: :title,
+      or: :order,
       d: :description,
       i: :ignore,
       p: :path,
@@ -64,7 +66,8 @@ defmodule Bookmarker.CLI do
             Keyword.get(params, :path),
           output:
             Keyword.get(params, :output, :stdio),
-        }
+          order: Keyword.get(params, :order, false),
+    }
     end
   end
 
@@ -78,6 +81,8 @@ defmodule Bookmarker.CLI do
                             Default: Google Chrome Bookmarks
       -d, --description     Set a description for the rendered markdown.
                             Default: Generated by Bookmarker
+      -or, --order          Set if the list is ordered
+                            Default: false
       --no-timestamp        Prevent appending of build datetime after description.
                             Default: use timestamp
       -i, --ignore          Ignore folders. You may set this multiple times.

lib/bookmarker/runner.ex

@@ -6,10 +6,19 @@ defmodule Bookmarker.Runner do
     get_bookmarks(config.file)
     |> ignore_paths(config.ignore)
     |> restrict_to(config.path)
+    |> order_bookmarks
     |> render_markdown(Map.take(config, [:title, :description, :timestamp?]))
     |> output(config.output)
   end
 
+  defp order_bookmarks(bookmarks) do
+    if bookmarks.order do
+      Enum.sort_by(bookmarks, fn(b) -> b.title end)
+    else
+      bookmarks
+    end
+  end
+
   def get_bookmarks(file) do
     file
     |> Path.expand
@@ -40,6 +49,7 @@ defmodule Bookmarker.Runner do
     File.write! dest, rendered
     IO.puts "Saved output at #{dest}"
   end
+
   def output(rendered, _target) do
     IO.puts rendered
   end