>=dev-lang/R-3.4.0
sci-CRAN/caret
sci-CRAN/magrittr
sci-CRAN/purrr
sci-CRAN/terra
sci-CRAN/dplyr

r_suggests_covr?
      ( sci-CRAN/covr )

r_suggests_knitr?
      ( sci-CRAN/knitr )

r_suggests_rmarkdown?
      ( sci-CRAN/rmarkdown )

r_suggests_sf?
      ( sci-CRAN/sf )

r_suggests_testthat?
      ( sci-CRAN/testthat )

r_suggests_tibble?
      ( sci-CRAN/tibble )

r_suggests_tmap?
      ( sci-CRAN/tmap )

r_suggests_tmaptools?
      ( sci-CRAN/tmaptools )

dev-lang/R:=