Accept guards in high-score

lib/elixir_analyzer/test_suite/high_score.ex

@@ -21,6 +21,16 @@ defmodule ElixirAnalyzer.TestSuite.HighScore do
       def add_player(_ignore, _ignore, _ignore \\ @_ignore)
     end
 
+    form do
+      def add_player(_ignore, _ignore, _ignore \\ @_ignore) when _ignore do
+        _ignore
+      end
+    end
+
+    form do
+      def add_player(_ignore, _ignore, _ignore \\ @_ignore) when _ignore
+    end
+
     form do
       defdelegate add_player(_ignore, _ignore, _ignore \\ @_ignore), _ignore
     end

test/elixir_analyzer/test_suite/high_score_test.exs

@@ -163,6 +163,40 @@ defmodule ElixirAnalyzer.ExerciseTest.HighScoreTest do
         end
       end
     end
+
+    test_exercise_analysis "accepts a guard",
+      comments_exclude: [Constants.high_score_use_default_argument_with_module_attribute()] do
+      defmodule HighScore do
+        def new(), do: %{}
+
+        @score 0
+        def add_player(scores, name, score \\ @score) when is_bitstring(name) do
+          Map.put(scores, name, score)
+        end
+
+        def reset_score(scores, name) do
+          Map.put(scores, name, @score)
+        end
+      end
+    end
+
+    test_exercise_analysis "accepts an empty function head with a guard",
+      comments_exclude: [Constants.high_score_use_default_argument_with_module_attribute()] do
+      defmodule HighScore do
+        def new(), do: %{}
+
+        @score 0
+        def add_player(scores, name, score \\ @score) when is_bitstring(name)
+
+        def add_player(scores, name, score) do
+          Map.put(scores, name, score)
+        end
+
+        def reset_score(scores, name) do
+          Map.put(scores, name, @score)
+        end
+      end
+    end
   end
 
   describe "looks for a module attribute with the initial score of 0" do