): Map<KtTypeParameterSymbol, KtType> {
        val elementType = resolvedType.arrayElementType()?.asKtType() ?: return emptyMap()
        val typeParameter = partiallyAppliedSymbol.symbol.typeParameters.singleOrNull() ?: return emptyMap()
        return mapOf(typeParameter to elementType)
    }

    override fun collectCallCandidates(psi: KtElement): List<KtCallCandidateInfo> = wrapError(psi) {

   * accepts non-{@code Collection} iterables and empty iterables.
   */
  public static <E extends Enum<E>> EnumSet<E> newEnumSet(
      Iterable<E> iterable, Class<E> elementType) {
    EnumSet<E> set = EnumSet.noneOf(elementType);
    Iterables.addAll(set, iterable);
    return set;
  }

  // HashSet

  /**
   * Creates a <i>mutable</i>, initially empty {@code HashSet} instance.
   *