Fixed class visitor continuation after inner class

tests/t00004/.clanguml

@@ -6,9 +6,9 @@ diagrams:
     glob:
       - ../../tests/t00004/t00004.cc
     using_namespace:
-      - clanguml::t00004::A::AA
-      - clanguml::t00004::A
       - clanguml::t00004
+      - clanguml::t00004::A
+      - clanguml::t00004::A::AA
     include:
       namespaces:
         - clanguml::t00004

tests/t00004/t00004.cc

@@ -3,6 +3,8 @@ namespace t00004 {
 
 class A {
 public:
+    void foo() const {}
+
     class AA {
     public:
         enum class Lights { Green, Yellow, Red };
@@ -11,7 +13,7 @@ public:
         };
     };
 
-    void foo() const {}
+    void foo2() const {}
 };
 }
 }

tests/test_cases.cc

@@ -258,6 +258,8 @@ TEST_CASE("Test t00004", "[unit-test]")
     REQUIRE_THAT(puml, Contains("A +-- AA"));
     REQUIRE_THAT(puml, Contains("AA +-- AAA"));
     REQUIRE_THAT(puml, Contains("AA +-- Lights"));
+    REQUIRE_THAT(puml, Contains("+ foo() const"));
+    REQUIRE_THAT(puml, Contains("+ foo2() const"));
 
     save_puml(
         "./" + config.output_directory + "/" + diagram->name + ".puml", puml);