@Override
 @NotNull
 protected String buildErrorString(Object... infos) {
   final PsiType expectedType = (PsiType) infos[0];
   final String typeText = expectedType.getPresentableText();
   return InspectionGadgetsBundle.message("overly.strong.type.cast.problem.descriptor", typeText);
 }
  private static Map<String, PsiType> getCompatibleTypeNames(
      @NotNull PsiType type, @Nullable PsiType min, PsiManager manager, GlobalSearchScope scope) {
    if (type instanceof PsiDisjunctionType) type = ((PsiDisjunctionType) type).getLeastUpperBound();

    // if initial type is not assignable to min type we don't take into consideration min type.
    if (min != null && !TypesUtil.isAssignable(min, type, manager, scope)) {
      min = null;
    }

    Map<String, PsiType> map = new LinkedHashMap<String, PsiType>();
    final PsiPrimitiveType unboxed = PsiPrimitiveType.getUnboxedType(type);
    if (unboxed != null) type = unboxed;
    final Set<PsiType> set = new LinkedHashSet<PsiType>();
    set.add(type);
    while (!set.isEmpty()) {
      PsiType cur = set.iterator().next();
      set.remove(cur);
      if (!map.containsValue(cur)
          && (min == null || TypesUtil.isAssignable(min, cur, manager, scope))) {
        if (isPartiallySubstituted(cur)) {
          LOG.assertTrue(cur instanceof PsiClassType);
          PsiClassType rawType = ((PsiClassType) cur).rawType();
          map.put(rawType.getPresentableText(), rawType);
        } else {
          map.put(cur.getPresentableText(), cur);
        }
        for (PsiType superType : cur.getSuperTypes()) {
          if (!map.containsValue(superType)) {
            set.add(superType);
          }
        }
      }
    }
    return map;
  }
  @Override
  @NotNull
  public Map<String, NamedArgumentDescriptor> getNamedParameters() {
    final GrMethodStub stub = getStub();
    if (stub != null) {
      String[] namedParameters = stub.getNamedParameters();
      if (namedParameters.length == 0) return Collections.emptyMap();

      Map<String, NamedArgumentDescriptor> result = ContainerUtil.newHashMap();

      for (String parameter : namedParameters) {
        result.put(parameter, GrNamedArgumentSearchVisitor.CODE_NAMED_ARGUMENTS_DESCR);
      }
      return result;
    }

    GrOpenBlock body = getBlock();
    if (body == null) return Collections.emptyMap();

    GrParameter[] parameters = getParameters();
    if (parameters.length == 0) return Collections.emptyMap();
    GrParameter firstParameter = parameters[0];

    PsiType type = firstParameter.getTypeGroovy();
    GrTypeElement typeElement = firstParameter.getTypeElementGroovy();
    // equalsToText can't be called here because of stub creating

    if (type != null
        && typeElement != null
        && type.getPresentableText() != null
        && !type.getPresentableText().endsWith("Map")) {
      return Collections.emptyMap();
    }

    GrNamedArgumentSearchVisitor visitor =
        new GrNamedArgumentSearchVisitor(firstParameter.getNameIdentifierGroovy().getText());

    body.accept(visitor);
    return visitor.getResult();
  }
  private static LookupElementBuilder createGenerateMethodElement(
      PsiMethod prototype,
      PsiSubstitutor substitutor,
      Icon icon,
      String typeText,
      InsertHandler<LookupElement> insertHandler) {
    String methodName = prototype.getName();

    String visibility = VisibilityUtil.getVisibilityModifier(prototype.getModifierList());
    String modifiers = (visibility == PsiModifier.PACKAGE_LOCAL ? "" : visibility + " ");

    PsiType type = substitutor.substitute(prototype.getReturnType());
    String signature =
        modifiers + (type == null ? "" : type.getPresentableText() + " ") + methodName;

    String parameters =
        PsiFormatUtil.formatMethod(
            prototype, substitutor, PsiFormatUtilBase.SHOW_PARAMETERS, PsiFormatUtilBase.SHOW_NAME);

    String overrideSignature =
        " @Override "
            + signature; // leading space to make it a middle match, under all annotation
                         // suggestions
    LookupElementBuilder element =
        LookupElementBuilder.create(prototype, signature)
            .withLookupString(methodName)
            .withLookupString(signature)
            .withLookupString(overrideSignature)
            .withInsertHandler(insertHandler)
            .appendTailText(parameters, false)
            .appendTailText(" {...}", true)
            .withTypeText(typeText)
            .withIcon(icon);
    element.putUserData(GENERATE_ELEMENT, true);
    return element;
  }
 @Override
 public String toString() {
   return myType == null ? "def" : myType.getPresentableText();
 }