Run covr on a package and upload the result to coveralls

coveralls(
  ...,
  coverage = NULL,
  repo_token = Sys.getenv("COVERALLS_TOKEN"),
  service_name = Sys.getenv("CI_NAME", "travis-ci"),
  quiet = TRUE
)

Arguments

...	arguments passed to `package_coverage()`
coverage	an existing coverage object to submit, if `NULL`, `package_coverage()` will be called with the arguments from `...`
repo_token	The secret repo token for your repository, found at the bottom of your repository's page on Coveralls. This is useful if your job is running on a service Coveralls doesn't support out-of-the-box. If set to NULL, it is assumed that the job is running on travis-ci
service_name	the CI service to use, if environment variable ‘CI_NAME’ is set that is used, otherwise ‘travis-ci’ is used.
quiet	if `FALSE`, print the coverage before submission.