geom_casting.md
In ggfoundry: Shape Foundry & Geom for 'ggplot2'

bad shape

Code
  ggplot2::ggplot(mtcars, ggplot2::aes(wt, mpg)) + geom_casting(shape = "non-shape")
Condition
  Error in `geom_casting()`:
  ! Problem while converting geom to grob.
  i Error occurred in the 1st layer.
  Caused by error in `FUN()`:
  ! non-shape may be a typo or currently in the development version?

available sets & shapes

Code
  shapes_cast()
Output
           set      shape
  1     circle    circleF
  3     circle    circleL
  5     circle    circleR
  7  container        jar
  9  container       tube
  11     cross     cross1
  13     cross     cross2
  15    flower sunflower1
  17    flower sunflower2
  19    flower sunflower3
  21    flower sunflower4
  23    flower sunflower5
  25    flower sunflower6
  27    flower sunflower7
  29    flower sunflower8
  31      geom        box
  33      geom     dendro
  35      geom     ribbon
  37      geom     violin
  39   penguin     adelie
  41   penguin  chinstrap
  43   penguin     gentoo
  45   polygon   heptagon
  47   polygon    hexagon
  49   polygon    octagon
  51   polygon   pentagon