Ensure name field is optional on subscribe form

lib/changelog/kits/map_kit.ex

@@ -0,0 +1,11 @@
+defmodule Changelog.MapKit do
+  alias Changelog.StringKit
+  @doc """
+  Returns a map with all key/value pairs removed where the value was blank
+  """
+  def sans_blanks(map) do
+    map
+    |> Enum.reject(fn {_k, v} -> StringKit.blank?(v) end)
+    |> Enum.reduce(%{}, fn {k, v}, acc ->  Map.put(acc, k, v) end)
+  end
+end

lib/changelog_web/controllers/person_controller.ex

@@ -5,6 +5,7 @@ defmodule ChangelogWeb.PersonController do
     Cache,
     Captcha,
     Episode,
+    MapKit,
     NewsItem,
     Newsletters,
     Person,
@@ -192,7 +193,7 @@ defmodule ChangelogWeb.PersonController do
       else
         changeset =
           Person.with_fake_data()
-          |> Person.insert_changeset(params)
+          |> Person.insert_changeset(MapKit.sans_blanks(params))
 
         case Repo.insert(changeset) do
           {:ok, person} ->

test/changelog/kits/map_kit_test.exs

@@ -0,0 +1,13 @@
+defmodule Changelog.MapKitTest do
+  use ExUnit.Case
+
+  alias Changelog.MapKit
+
+  describe "sans_blanks/1" do
+    test "returns a map that removes blank values" do
+      map = %{"name" => "", "email" => nil, "ohai" => "yes"}
+
+      assert MapKit.sans_blanks(map) == %{"ohai" => "yes"}
+    end
+  end
+end