module attributes

README.md

@@ -1,6 +1,6 @@
 ## PragTechnologies - Coding Bootcamp
 
-Each Code Progress can be viewed on my [Commit History](https://github.com/skedaddl3/elixir-pragstudio/commits/master)
+### Each Code Progress can be viewed on my [Commit History](https://github.com/skedaddl3/elixir-pragstudio/commits/master)
 
 1. pragstudio-elixir-01-intro - [Introduction](https://github.com/skedaddl3/elixir-pragstudio/commit/2d7cedd6e95697d686a85a9da1c3b8ddf929c073#diff-ba7efc6b78ec91b2d2aed8b82c1a8eb5ec11ed843c6ab6ff2db4f04e0ccb05b0)
 

lib/handler.ex

@@ -1,4 +1,7 @@
 defmodule Servy.Handler do
+  @moduledoc "Handles HTTP requests."
+  @pages_path Path.expand("../pages", __DIR__)
+  @doc "Transforms the request into a response."
   def handle(request) do
     request
     |> parse
@@ -9,6 +12,7 @@ defmodule Servy.Handler do
     |> format_response
   end
 
+  @doc "Logs 404 requests"
   def track(%{status: 404, path: path} = conv) do
     IO.puts("Warning: #{path} is on the loose!")
     conv
@@ -51,10 +55,7 @@ defmodule Servy.Handler do
   end
 
   def route(%{method: "GET", path: "/about"} = conv) do
-    Path.expand(
-      "../pages",
-      __DIR__
-    )
+    Path.expand("../pages", __DIR__)
     |> Path.join("about.html")
     |> File.read!()
     |> handle_file(conv)