... to avoid issues when running R CMD build; e.g.
Warning in utils::tar(filepath, pkgname, compression = compression, compression_level = 9L, :
storing paths of more than 100 bytes is not portable:
‘packrat/tests/testthat/packrat/lib-R/x86_64-apple-darwin17.0/4.0.3/spatial/tests/Examples/spatial-Ex.Rout.save’
... to avoid issues when running
R CMD build
; e.g.