# shellcheck shell=sh

# restore pre-existing RSTUDIO_WHICH_R
if [ -n "${RSTUDIO_WHICH_R_PREV+x}" ]; then
  export RSTUDIO_WHICH_R="${RSTUDIO_WHICH_R_PREV}"
  unset RSTUDIO_WHICH_R_PREV
else
  unset RSTUDIO_WHICH_R
fi