class RuboCop::ConfigValidator

def check_cop_config_value(hash, parent = nil)
  hash.each do |key, value|
    check_cop_config_value(value, key) if value.is_a?(Hash)
    next unless CONFIG_CHECK_KEYS.include?(key) && value.is_a?(String)
    next if key == 'Enabled' && CONFIG_CHECK_DEPARTMENTS.include?(value)
    raise ValidationError, msg_not_boolean(parent, key, value)
  end
end