>=dev-lang/R-3.5
sci-CRAN/Rcpp
sci-CRAN/sf
sci-CRAN/data_table
sci-CRAN/units
sci-CRAN/lwgeom
sci-CRAN/future
sci-CRAN/gtfstools
sci-CRAN/furrr
sci-CRAN/terra
sci-CRAN/progressr
sci-CRAN/checkmate
sci-CRAN/Rcpp

r_suggests_bit64?
      ( sci-CRAN/bit64 )

r_suggests_dplyr?
      ( sci-CRAN/dplyr )

r_suggests_knitr?
      ( sci-CRAN/knitr )

r_suggests_magrittr?
      ( sci-CRAN/magrittr )

r_suggests_markdown?
      ( sci-CRAN/markdown )

r_suggests_rmarkdown?
      ( sci-CRAN/rmarkdown )

r_suggests_testthat?
      ( sci-CRAN/testthat )

dev-lang/R:=