@Override
  public void getNamedArguments(@NotNull GrCall call,
                                @NotNull GroovyResolveResult resolveResult,
                                @Nullable String argumentName,
                                boolean forCompletion,
                                @NotNull Map<String, NamedArgumentDescriptor> result) {
    PsiElement resolve = resolveResult.getElement();
    PsiType returnType = resolve == null ? null : ((PsiMethod)resolve).getReturnType();
    PsiClass aClass = PsiTypesUtil.getPsiClass(returnType);
    if (aClass == null) return;

    Map<String, Pair<PsiType, PsiElement>> typeMap = null;
    if (!forCompletion) {
      typeMap = new HashMap<>();
    }

    PsiManager manager = aClass.getManager();

    for (PsiMethod method : aClass.getAllMethods()) {
      String methodName = method.getName();
      String propertyName = GroovyPropertyUtils.getPropertyNameBySetterName(methodName);
      if (propertyName != null) {
        if (argumentName != null && !argumentName.equals(propertyName)) continue;

        PsiType methodReturnType = method.getReturnType();
        if (methodReturnType != null && !PsiTypes.voidType().equals(methodReturnType)) continue;

        PsiParameter[] parameters = method.getParameterList().getParameters();

        if (parameters.length != 1) continue;

        if (forCompletion) { // optimization, don't calculate types.
          result.put(propertyName, NamedArgumentDescriptor.SIMPLE_ON_TOP);
        }
        else {
          PsiType newType = parameters[0].getType();

          Pair<PsiType, PsiElement> oldPair = typeMap.get(propertyName);
          if (oldPair == null) {
            typeMap.put(propertyName, new Pair<>(newType, method));
          }
          else {
            typeMap.put(propertyName, new Pair<>(newType, null));
          }
        }
      }
      else {
        PsiType closureType = null;

        if (methodName.startsWith("add")) {
          PsiParameter[] parameters = method.getParameterList().getParameters();
          if (parameters.length != 1) continue;

          PsiClass paramClass = PsiTypesUtil.getPsiClass(parameters[0].getType());
          if (paramClass == null || !InheritanceUtil.isInheritor(paramClass, "java.util.EventListener")) continue;

          for (PsiMethod psiMethod : paramClass.getMethods()) {
            if (!psiMethod.hasModifierProperty(PsiModifier.ABSTRACT)) continue;

            if (forCompletion) {
              result.put(psiMethod.getName(), NamedArgumentDescriptor.SIMPLE_ON_TOP);
            }
            else {
              if (closureType == null) {
                closureType = JavaPsiFacade.getElementFactory(manager.getProject()).createTypeByFQClassName(GroovyCommonClassNames.GROOVY_LANG_CLOSURE, call.getResolveScope());
              }

              result.put(psiMethod.getName(), new TypeCondition(closureType, method));
            }
          }
        }
      }
    }

    if (!forCompletion) {
      for (Map.Entry<String, Pair<PsiType, PsiElement>> entry : typeMap.entrySet()) {
        result.put(entry.getKey(), new TypeCondition(entry.getValue().first, entry.getValue().second));
      }
    }
  }
@Override
  public void getNamedArguments(@NotNull GrCall call,
                                @NotNull GroovyResolveResult resolveResult,
                                @Nullable String argumentName,
                                boolean forCompletion,
                                @NotNull Map<String, NamedArgumentDescriptor> result)