luhn-generator/update/node_modules/axe-core/lib/commons/aria/allowed-attr.js

A generator of numbers that passes the validation of Luhn algorithm or Luhn formula, also known as the 'modulus 10' or 'mod 10' algorithm

import standards from '../../standards';
import getGlobalAriaAttrs from '../standards/get-global-aria-attrs';

/**
 * Get allowed attributes for a given role
 * @method allowedAttr
 * @memberof axe.commons.aria
 * @instance
 * @param  {String} role The role to check
 * @return {Array}
 */
function allowedAttr(role) {
	const roleDef = standards.ariaRoles[role];
	const attrs = [...getGlobalAriaAttrs()];

	if (!roleDef) {
		return attrs;
	}

	if (roleDef.allowedAttrs) {
		attrs.push(...roleDef.allowedAttrs);
	}

	if (roleDef.requiredAttrs) {
		attrs.push(...roleDef.requiredAttrs);
	}

	return attrs;
}

export default allowedAttr;