Access the RStudio API (if available) and provide informative error messages when it's not.
https://anaconda.org/mro_test/r-rstudioapi/badges/version.svg
https://anaconda.org/mro_test/r-rstudioapi/badges/latest_release_date.svg
https://anaconda.org/mro_test/r-rstudioapi/badges/latest_release_relative_date.svg
https://anaconda.org/mro_test/r-rstudioapi/badges/platforms.svg
https://anaconda.org/mro_test/r-rstudioapi/badges/license.svg
https://anaconda.org/mro_test/r-rstudioapi/badges/downloads.svg