Provide value for values field in enums (issue 22722)

pkg/analyzer/lib/src/generated/resolver.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 engine.resolver;
 
 import "dart:math" as math;
 import 'dart:collection';
 
 import 'package:analyzer/src/generated/utilities_collection.dart';
@@ skipping 3713 matching lines @@
     List<FieldElement> fields = new List<FieldElement>();
     List<PropertyAccessorElement> getters = new List<PropertyAccessorElement>();
     InterfaceType intType = _typeProvider.intType;
     String indexFieldName = "index";
     FieldElementImpl indexField = new FieldElementImpl(indexFieldName, -1);
     indexField.final2 = true;
     indexField.synthetic = true;
     indexField.type = intType;
     fields.add(indexField);
     getters.add(_createGetter(indexField));
-    FieldElementImpl valuesField = new FieldElementImpl("values", -1);
+    ConstFieldElementImpl valuesField = new ConstFieldElementImpl.con2("values", -1);
     valuesField.static = true;
     valuesField.const3 = true;
     valuesField.synthetic = true;
     valuesField.type = _typeProvider.listType.substitute4(<DartType>[enumType]);
     fields.add(valuesField);
     getters.add(_createGetter(valuesField));
     //
     // Build the enum constants.
     //
     NodeList<EnumConstantDeclaration> constants = node.constants;
+    List<DartObjectImpl> constantValues = new List<DartObjectImpl>();
     int constantCount = constants.length;
     for (int i = 0; i < constantCount; i++) {
       SimpleIdentifier constantName = constants[i].name;
       FieldElementImpl constantField =
           new ConstFieldElementImpl.con1(constantName);
       constantField.static = true;
       constantField.const3 = true;
       constantField.type = enumType;
       //
       // Create a value for the constant.
       //
       HashMap<String, DartObjectImpl> fieldMap =
           new HashMap<String, DartObjectImpl>();
       fieldMap[indexFieldName] = new DartObjectImpl(intType, new IntState(i));
       DartObjectImpl value =
           new DartObjectImpl(enumType, new GenericState(fieldMap));
+      constantValues.add(value);
       constantField.evaluationResult = new EvaluationResultImpl.con1(value);
       fields.add(constantField);
       getters.add(_createGetter(constantField));
       constantName.staticElement = constantField;
     }
     //
+    // Build the value of the 'values' field.
+    //
+    valuesField.evaluationResult = new EvaluationResultImpl.con1(new DartObjectImpl(valuesField.type, new ListState(constantValues)));
+    //
     // Finish building the enum.
     //
     enumElement.fields = fields;
     enumElement.accessors = getters;
     // Client code isn't allowed to invoke the constructor, so we do not model
     // it.
     return super.visitEnumDeclaration(node);
   }
 
   /**
@@ skipping 11587 matching lines @@
    * library.
    */
   final HashSet<String> members = new HashSet<String>();
 
   /**
    * Names of resolved or unresolved class members that are read in the
    * library.
    */
   final HashSet<String> readMembers = new HashSet<String>();
 }