Report unused function type aliases.

pkg/analyzer/test/generated/resolver_test.dart

Index: pkg/analyzer/test/generated/resolver_test.dart
diff --git a/pkg/analyzer/test/generated/resolver_test.dart b/pkg/analyzer/test/generated/resolver_test.dart
index 5c808a514bee6b424a51dbe413f3b21cff1524ae..7b173af9d20a490430ac8ed3d0357d8540e8ee34 100644
--- a/pkg/analyzer/test/generated/resolver_test.dart
+++ b/pkg/analyzer/test/generated/resolver_test.dart
@@ -3261,50 +3261,6 @@ m(i) {
     verify([source]);
   }
 
-  void test_unusedElement_class_inClassMember() {
-    enableUnusedElement = true;
-    Source source = addSource(r'''
-class _A {
-  static staticMethod() {
-    new _A();
-  }
-  instanceMethod() {
-    new _A();
-  }
-}
-''');
-    resolve(source);
-    assertErrors(source, [HintCode.UNUSED_ELEMENT]);
-    verify([source]);
-  }
-
-  void test_unusedElement_class_inConstructorName() {
-    enableUnusedElement = true;
-    Source source = addSource(r'''
-class _A {
-  _A() {}
-  _A.named() {}
-}
-''');
-    resolve(source);
-    assertErrors(source, [HintCode.UNUSED_ELEMENT]);
-    verify([source]);
-  }
-
-  void test_unusedElement_class_isExpression() {
-    enableUnusedElement = true;
-    Source source = addSource(r'''
-class _A {}
-main(p) {
-  if (p is _A) {
-  }
-}
-''');
-    resolve(source);
-    assertErrors(source, [HintCode.UNUSED_ELEMENT]);
-    verify([source]);
-  }
-
   void test_unusedElement_class_isUsed_extends() {
     enableUnusedElement = true;
     Source source = addSource(r'''
@@ -3367,7 +3323,51 @@ main() {
     verify([source]);
   }
 
-  void test_unusedElement_class_noReference() {
+  void test_unusedElement_class_notUsed_inClassMember() {
+    enableUnusedElement = true;
+    Source source = addSource(r'''
+class _A {
+  static staticMethod() {
+    new _A();
+  }
+  instanceMethod() {
+    new _A();
+  }
+}
+''');
+    resolve(source);
+    assertErrors(source, [HintCode.UNUSED_ELEMENT]);
+    verify([source]);
+  }
+
+  void test_unusedElement_class_notUsed_inConstructorName() {
+    enableUnusedElement = true;
+    Source source = addSource(r'''
+class _A {
+  _A() {}
+  _A.named() {}
+}
+''');
+    resolve(source);
+    assertErrors(source, [HintCode.UNUSED_ELEMENT]);
+    verify([source]);
+  }
+
+  void test_unusedElement_class_notUsed_isExpression() {
+    enableUnusedElement = true;
+    Source source = addSource(r'''
+class _A {}
+main(p) {
+  if (p is _A) {
+  }
+}
+''');
+    resolve(source);
+    assertErrors(source, [HintCode.UNUSED_ELEMENT]);
+    verify([source]);
+  }
+
+  void test_unusedElement_class_notUsed_noReference() {
     enableUnusedElement = true;
     Source source = addSource(r'''
 class _A {}
@@ -3378,7 +3378,7 @@ main() {
     verify([source]);
   }
 
-  void test_unusedElement_class_variableDeclaration() {
+  void test_unusedElement_class_notUsed_variableDeclaration() {
     enableUnusedElement = true;
     Source source = addSource(r'''
 class _A {}
@@ -3393,6 +3393,29 @@ print(x) {}
     verify([source]);
   }
 
+  void test_unusedElement_enum_isUsed_fieldReference() {
+    enableUnusedElement = true;
+    Source source = addSource(r'''
+enum _MyEnum {A, B, C}
+main() {
+  print(_MyEnum.B);
+}''');
+    resolve(source);
+    assertNoErrors(source);
+    verify([source]);
+  }
+
+  void test_unusedElement_enum_notUsed_noReference() {
+    enableUnusedElement = true;
+    Source source = addSource(r'''
+enum _MyEnum {A, B, C}
+main() {
+}''');
+    resolve(source);
+    assertErrors(source, [HintCode.UNUSED_ELEMENT]);
+    verify([source]);
+  }
+
   void test_unusedElement_functionLocal_isUsed_closure() {
     enableUnusedElement = true;
     Source source = addSource(r'''
@@ -3506,6 +3529,40 @@ main() {
     verify([source]);
   }
 
+  void test_unusedElement_functionTypeAlias_isUsed_reference() {
+    enableUnusedElement = true;
+    Source source = addSource(r'''
+typedef _F(a, b);
+main(_F f) {
+}''');
+    resolve(source);
+    assertNoErrors(source);
+    verify([source]);
+  }
+
+  void test_unusedElement_functionTypeAlias_isUsed_variableDeclaration() {
+    enableUnusedElement = true;
+    Source source = addSource(r'''
+typedef _F(a, b);
+class A {
+  _F f;
+}''');
+    resolve(source);
+    assertNoErrors(source);
+    verify([source]);
+  }
+
+  void test_unusedElement_functionTypeAlias_notUsed_noReference() {
+    enableUnusedElement = true;
+    Source source = addSource(r'''
+typedef _F(a, b);
+main() {
+}''');
+    resolve(source);
+    assertErrors(source, [HintCode.UNUSED_ELEMENT]);
+    verify([source]);
+  }
+
   void test_unusedElement_getter_isUsed_invocation_implicitThis() {
     enableUnusedElement = true;
     Source source = addSource(r'''