Test if package configuration value is set — has_pkg_config_val • pal

Tests whether or not a certain package configuration value is set. See pkg_config_val() for the underlying concept.

Usage

has_pkg_config_val(key, pkg, env = parent.frame())

Arguments

key: Configuration key name. A character scalar.
pkg: Package name. A character scalar.
env: Environment to evaluate default_value_dynamic in, if necessary.

Value

A logical scalar.

Details

Note that has_pkg_config_val() throws an error if the package configuration key doesn't exist.

See also

Other package configuration functions: augment_pkg_config(), pkg_config_val(), pkg_config_val_default(), print_pkg_config()

Examples

try(
  pal::has_pkg_config_val(key = "gen_pkgdown_ref",
                          pkg = "pkgpurl")
)
#> [1] FALSE