Require Specific Columns

Validates that a data.frame contains all specified columns.

Usage

require_has_cols(restriction, cols)

Arguments

restriction

a restriction object.

cols

character vector of required column names.

Value

The modified restriction object.

See also

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