linters: linters_with_defaults(
  defaults = linters_with_tags(tags = NULL,
                               packages = "lintr"),
  object_name_linter(styles = c("camelCase", "symbols", "UPPERCASE")),
  cyclocomp_linter(complexity_limit = 20L),
  assignment_linter(allow_cascading_assign = FALSE),
  strings_as_factors_linter = NULL
  ) # see vignette("lintr")
encoding: "UTF-8"
exclusions: list("renv", "packrat")  # see ?lintr::exclude