Add an optional 'typeParameters' to Element.

pkg/analysis_server/test/protocol_server_test.dart

 // Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 library test.computer.element;
 
 import 'dart:mirrors';
 
 import 'package:analysis_server/src/constants.dart';
 import 'package:analysis_server/src/protocol_server.dart';
@@ skipping 177 matching lines @@
 @reflectiveTest
 class ElementTest extends AbstractContextTest {
   engine.Element findElementInUnit(engine.CompilationUnit unit, String name,
       [engine.ElementKind kind]) {
     return findChildElement(unit.element, name, kind);
   }
 
   void test_fromElement_CLASS() {
     engine.Source source = addSource('/test.dart', '''
 @deprecated
-abstract class _MyClass {}''');
+abstract class _A {}
+class B<K, V> {}''');
     engine.CompilationUnit unit = resolveLibraryUnit(source);
-    engine.ClassElement engineElement = findElementInUnit(unit, '_MyClass');
-    // create notification Element
-    Element element = newElement_fromEngine(engineElement);
-    expect(element.kind, ElementKind.CLASS);
-    expect(element.name, '_MyClass');
     {
-      Location location = element.location;
-      expect(location.file, '/test.dart');
-      expect(location.offset, 27);
-      expect(location.length, '_MyClass'.length);
-      expect(location.startLine, 2);
-      expect(location.startColumn, 16);
+      engine.ClassElement engineElement = findElementInUnit(unit, '_A');
+      // create notification Element
+      Element element = newElement_fromEngine(engineElement);
+      expect(element.kind, ElementKind.CLASS);
+      expect(element.name, '_A');
+      expect(element.typeParameters, isNull);
+      {
+        Location location = element.location;
+        expect(location.file, '/test.dart');
+        expect(location.offset, 27);
+        expect(location.length, '_A'.length);
+        expect(location.startLine, 2);
+        expect(location.startColumn, 16);
+      }
+      expect(element.parameters, isNull);
+      expect(element.flags, Element.FLAG_ABSTRACT |
+          Element.FLAG_DEPRECATED |
+          Element.FLAG_PRIVATE);
     }
-    expect(element.parameters, isNull);
-    expect(element.flags,
-        Element.FLAG_ABSTRACT | Element.FLAG_DEPRECATED | Element.FLAG_PRIVATE);
+    {
+      engine.ClassElement engineElement = findElementInUnit(unit, 'B');
+      // create notification Element
+      Element element = newElement_fromEngine(engineElement);
+      expect(element.kind, ElementKind.CLASS);
+      expect(element.name, 'B');
+      expect(element.typeParameters, '<K, V>');
+      expect(element.flags, 0);
+    }
   }
 
   void test_fromElement_CONSTRUCTOR() {
     engine.Source source = addSource('/test.dart', '''
 class A {
   const A.myConstructor(int a, [String b]);
 }''');
     engine.CompilationUnit unit = resolveLibraryUnit(source);
     engine.ConstructorElement engineElement =
         findElementInUnit(unit, 'myConstructor');
     // create notification Element
     Element element = newElement_fromEngine(engineElement);
     expect(element.kind, ElementKind.CONSTRUCTOR);
     expect(element.name, 'myConstructor');
+    expect(element.typeParameters, isNull);
     {
       Location location = element.location;
       expect(location.file, '/test.dart');
       expect(location.offset, 20);
       expect(location.length, 'myConstructor'.length);
       expect(location.startLine, 2);
       expect(location.startColumn, 11);
     }
     expect(element.parameters, '(int a, [String b])');
     expect(element.returnType, 'A');
@@ skipping 31 matching lines @@
       expect(location.startLine, 2);
       expect(location.startColumn, 16);
     }
     expect(element.parameters, isNull);
     expect(element.returnType, 'dynamic');
     expect(element.flags, Element.FLAG_CONST | Element.FLAG_STATIC);
   }
 
   void test_fromElement_FUNCTION_TYPE_ALIAS() {
     engine.Source source = addSource('/test.dart', '''
-typedef int f(String x);
+typedef int F<T>(String x);
 ''');
     engine.CompilationUnit unit = resolveLibraryUnit(source);
     engine.FunctionTypeAliasElement engineElement =
-        findElementInUnit(unit, 'f');
+        findElementInUnit(unit, 'F');
     // create notification Element
     Element element = newElement_fromEngine(engineElement);
     expect(element.kind, ElementKind.FUNCTION_TYPE_ALIAS);
-    expect(element.name, 'f');
+    expect(element.name, 'F');
+    expect(element.typeParameters, '<T>');
     {
       Location location = element.location;
       expect(location.file, '/test.dart');
       expect(location.offset, 12);
-      expect(location.length, 'f'.length);
+      expect(location.length, 'F'.length);
       expect(location.startLine, 1);
       expect(location.startColumn, 13);
     }
     expect(element.parameters, '(String x)');
     expect(element.returnType, 'int');
     expect(element.flags, 0);
   }
 
   void test_fromElement_GETTER() {
     engine.Source source = addSource('/test.dart', '''
@@ skipping 175 matching lines @@
           ApiEnum apiValue = convert(engineValue);
           expect(apiValue, equals(expectedResult));
         }
       } else {
         ApiEnum apiValue = convert(engineValue);
         expect(apiValue.name, equals(enumName));
       }
     });
   }
 }