This may not be the answer, just my own opinion.
VS2017 works very well without R #, in any case, some important functions still do not exist in VS2017, for example. renaming namespaces, and here comes the role of R #.
- , , R # , , , R # , , VS2017 .
, , R # , , .
, , R #, VS2017 ( ;)).
UPDATE:
, R #, , VS2017. **
UPEATE 2:
1 resharper, , .