@Override
  @NotNull
  public PsiElement createElement(ASTNode node) {
    final IElementType type = node.getElementType();
    if (type == PropertiesElementTypes.PROPERTY) {
      return new PropertyImpl(node);
    }
    else if (type == PropertiesElementTypes.PROPERTIES_LIST) {
      return new PropertiesListImpl(node);
    }
    throw new AssertionError("Alien element type [" + type + "]. Can't create Property PsiElement for that.");
  }
@Override
  @NotNull
  public PsiElement createElement(ASTNode node)