Setter diagnostics fixed

idea/src/org/jetbrains/jet/lang/resolve/ClassDescriptorResolver.java

@@ -568,13 +568,7 @@ public class ClassDescriptorResolver {
     @Nullable
     private PropertySetterDescriptor resolvePropertySetterDescriptor(@NotNull JetScope scope, @NotNull JetProperty property, @NotNull PropertyDescriptor propertyDescriptor) {
         JetPropertyAccessor setter = property.getSetter();
-        if (! property.isVar()) {
+        PropertySetterDescriptor setterDescriptor = null;
-            if (setter != null) {
-                trace.getErrorHandler().genericError(setter.asElement().getNode(), "A 'val'-property cannot have a setter");
-            }
-            return null;
-        }
-        PropertySetterDescriptor setterDescriptor;
         if (setter != null) {
             List<AnnotationDescriptor> annotations = annotationResolver.resolveAnnotations(scope, setter.getModifierList());
             JetParameter parameter = setter.getParameter();
@@ -616,11 +610,17 @@ public class ClassDescriptorResolver {
             }
             trace.record(BindingContext.PROPERTY_ACCESSOR, setter, setterDescriptor);
         }
-        else {
+        else if (property.isVar()) {
             setterDescriptor = new PropertySetterDescriptor(
                     propertyDescriptor.getModifiers(),
                     propertyDescriptor, Collections.<AnnotationDescriptor>emptyList(), false, true);
         }
+
+        if (! property.isVar()) {
+            if (setter != null) {
+                trace.getErrorHandler().genericError(setter.asElement().getNode(), "A 'val'-property cannot have a setter");
+            }
+        }
         return setterDescriptor;
     }
 

idea/testData/checker/Properties.jet

@@ -7,7 +7,7 @@
 
  val xx : Int = <error>1 + x</error>
    get() : Int = 1
-   <error>set(ref value : Long) {$x = value}</error>
+   <error>set(value : Long) {}</error>
 
   val p : Int = <error>1</error>
     get() = 1