Require Named Value

Validates that the value has names. Useful for named vectors and lists.

Usage

require_named(restriction)

Arguments

restriction

a restriction object.

Value

The modified restriction object.

See also

Other structure checks: require_has_cols(), require_length(), require_length_matches(), require_length_max(), require_length_min(), require_nrow_matches(), require_nrow_min(), require_scalar()