These options will be used on objects of class 'ggplot2::labels'.
opts_ggplot2_labels(constructor = c("labs", "next"), ...)An object of class <constructive_options/constructive_options_ggplot2::labels>
String. Name of the function used to construct the object.
Additional options used by user defined constructors through the opts object
Depending on constructor, we construct the object as follows:
"labs" (default): We build the object using ggplot2::labs().
"next" : Use the constructor for the next supported class.