R Package Development 4: Unit Tests and Local Package Coverage

This video is the fourth in a series on R package development in in RStudio. Here we will discuss importing functions from other packages and exporting functions from your package so that users can have access to them. The usethis package will be used heavily, and I recommend checking it out: https://github.com/r-lib/usethis. Also the covr package will be used for code coverage: https://github.com/r-lib/covr