Function is only exported for possible extensions to ggside. ggplot2 objects
are implicitly converted to ggside objects by 'adding' a ggside object
such as a ggside_layer
object.
as_ggside(x, ...)# S3 method for default
as_ggside(x, ...)
# S3 method for ggplot
as_ggside(x, ggside = NULL, ...)
# S3 method for ggside
as_ggside(x, ggside = NULL, ...)
an object to convert
unused argument
new ggside object to add