Show an error if a field has no getter defined in a getter context

compiler/java/com/google/dart/compiler/resolver/Resolver.java

 // Copyright (c) 2012, 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.
 
 package com.google.dart.compiler.resolver;
 
 import com.google.common.annotations.VisibleForTesting;
 import com.google.common.collect.Lists;
 import com.google.common.collect.Sets;
 import com.google.dart.compiler.DartCompilationPhase;
@@ skipping 1032 matching lines @@
         case CLASS:
           // Must be a static field.
           element = Elements.findElement(((ClassElement) qualifier), x.getPropertyName());
           switch (ElementKind.of(element)) {
             case FIELD:
               FieldElement field = (FieldElement) element;
               if (!field.getModifiers().isStatic()) {
                 onError(x.getName(), ResolverErrorCode.NOT_A_STATIC_FIELD,
                     x.getPropertyName());
               }
+              if (Elements.inGetterContext(x)) {
+                if (field.getGetter() == null  && field.getSetter() != null) {
+                  onError(x.getName(), ResolverErrorCode.FIELD_DOES_NOT_HAVE_A_GETTER);
+                }
+              }
+              if (Elements.inSetterContext(x)) {
+                if (field.getSetter() == null && field.getGetter() != null) {
+                  onError(x.getName(), ResolverErrorCode.FIELD_DOES_NOT_HAVE_A_SETTER);
+                }
+              }              
+              
               break;
 
             case NONE:
               onError(x.getName(), ResolverErrorCode.CANNOT_BE_RESOLVED,
                   x.getPropertyName());
               break;
 
             case METHOD:
               MethodElement method = (MethodElement) element;
               if (!method.getModifiers().isStatic()) {
@@ skipping 794 matching lines @@
         ClassElement nextClass = (ClassElement) nextConstructorElement.getEnclosingElement();
         ClassElement currentClass = (ClassElement) constructor.getEnclosingElement();
         if (nextClass == currentClass) {
           return (ConstructorNodeElement) nextConstructorElement;
         }
       }
     }
     return null;
   }
 }