Whether to restrict to unique reference and
comparator comparisons.
facet
Columns to facet by. See options with
availablePlotColumns(result). Formula is also allowed to specify rows and
columns.
colour
Columns to color by. See options with
availablePlotColumns(result).
style
Visual theme to apply. Character, or NULL. If a character, this
may be either the name of a built-in style (see plotStyle()), or a path to
a .yml file that defines a custom style. If NULL, the function will use the
explicit default style, unless a global style option is set (see
setGlobalPlotOptions()), or a _brand.yml file is present (in that order).
Refer to the package vignette on styles to learn more.