Merge pull request #16 from alexxero/unexpected-fields-wont-break-code

Unexpected fields wont result an exception

Author: alexxero

lib/types/map_type.ex

@@ -136,7 +136,9 @@ defmodule Talos.Types.MapType do
   end
 
   defp fields_by_key(keys, fields) do
-    Enum.map(keys, fn key -> Enum.find(fields, &(&1.key == key)) end)
+    keys
+    |> Enum.map(fn key -> Enum.find(fields, &(&1.key == key)) end)
+    |> Enum.filter(&(!is_nil(&1)))
   end
 
   defp find_field_errors(fields, map) do

test/types/map_type_test.exs

@@ -301,4 +301,18 @@ defmodule Talos.Types.MapTypeTest do
     assert %{} == MapType.errors(schema, %{"name" => "Dmitry"})
     assert %{} == MapType.errors(schema, %{"age" => 88})
   end
+
+  test "#errors - with required_any_one = true and unexpected keys" do
+    schema =
+      map(
+        required_any_one: true,
+        fields: [
+          field(key: "name", type: string()),
+          field(key: "age", type: integer(gteq: 18))
+        ]
+      )
+
+    assert %{} ==
+             MapType.errors(schema, %{"age" => 18, "unexpected" => true})
+  end
 end