>=dev-lang/R-3.0
>=sci-CRAN/rlang-0.4.9
sci-CRAN/purrr
sci-CRAN/vctrs
>=sci-CRAN/htmlwidgets-0.3.2
sci-CRAN/stringr

r_suggests_devtools?
      ( sci-CRAN/devtools )

r_suggests_ggplot2?
      ( sci-CRAN/ggplot2 )

r_suggests_htmltools?
      ( sci-CRAN/htmltools )

r_suggests_knitr?
      ( sci-CRAN/knitr )

r_suggests_rmarkdown?
      ( sci-CRAN/rmarkdown )

r_suggests_shiny?
      ( sci-CRAN/shiny )

r_suggests_testthat?
      ( >=sci-CRAN/testthat-3.0.0 )

dev-lang/R:=