Due to my recent conversion to ggplot2, I am starting to use
ggplot() in packages. Running
R CMD check on this function
I got the note
* checking R code for possible problems ... NOTE colocpc.plot: no visible binding for global variable ‘v’
It turns out this is a known feature of the R checking code.
v is indeed undefined. I like a clean run of
R CMD check --as-cran for all packages. The link gives a discussion of alternative work-arounds: