Scopes showtext::showtext_auto()
to this call only so that font rendering
is enabled for the duration of the print and then restored.
Examples
if (requireNamespace("ggplot2", quietly = TRUE)) {
p <- ggplot2::ggplot(mtcars, ggplot2::aes(wt, mpg)) +
ggplot2::geom_point()
print_st(p)
}