.check_for_ggplot2: Stop with a user friendly message if a user is missing the ggplot2 package or has an old version of it.
Description
Stop with a user friendly message if a user is missing the ggplot2 package or has an old version of it.
Usage
.check_for_ggplot2(version = "3.0.0")
Arguments
- version
minimal required ggplot2 version