void (@NotNull ASTNode child, @NotNull TreeElement newElement) { if (getChildRole(child) == ChildRole.METHOD_EXPRESSION && newElement.getElementType() != JavaElementType.REFERENCE_EXPRESSION) { throw new IncorrectOperationException("ReferenceExpression expected; got: " + newElement.getElementType()); } super.replaceChildInternal(child, newElement); }