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- "use strict";
- var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
- Object.defineProperty(exports, "__esModule", {
- value: true
- });
- exports["default"] = void 0;
- var _slicedToArray2 = _interopRequireDefault(require("@babel/runtime/helpers/slicedToArray"));
- var _toConsumableArray2 = _interopRequireDefault(require("@babel/runtime/helpers/toConsumableArray"));
- var _ariaQuery = require("aria-query");
- var _axobjectQuery = require("axobject-query");
- var _arrayIncludes = _interopRequireDefault(require("array-includes"));
- var _attributesComparator = _interopRequireDefault(require("./attributesComparator"));
- var roleKeys = (0, _toConsumableArray2["default"])(_ariaQuery.roles.keys());
- var elementRoleEntries = (0, _toConsumableArray2["default"])(_ariaQuery.elementRoles);
- var nonInteractiveRoles = new Set(roleKeys.filter(function (name) {
- var role = _ariaQuery.roles.get(name);
- return !role["abstract"] // 'toolbar' does not descend from widget, but it does support
- // aria-activedescendant, thus in practice we treat it as a widget.
- && name !== 'toolbar' // This role is meant to have no semantic value.
- // @see https://www.w3.org/TR/wai-aria-1.2/#generic
- && name !== 'generic' && !role.superClass.some(function (classes) {
- return (0, _arrayIncludes["default"])(classes, 'widget');
- });
- }).concat( // The `progressbar` is descended from `widget`, but in practice, its
- // value is always `readonly`, so we treat it as a non-interactive role.
- 'progressbar'));
- var interactiveRoles = new Set(roleKeys.filter(function (name) {
- var role = _ariaQuery.roles.get(name);
- return !role["abstract"] // The `progressbar` is descended from `widget`, but in practice, its
- // value is always `readonly`, so we treat it as a non-interactive role.
- && name !== 'progressbar' // This role is meant to have no semantic value.
- // @see https://www.w3.org/TR/wai-aria-1.2/#generic
- && name !== 'generic' && role.superClass.some(function (classes) {
- return (0, _arrayIncludes["default"])(classes, 'widget');
- });
- }).concat( // 'toolbar' does not descend from widget, but it does support
- // aria-activedescendant, thus in practice we treat it as a widget.
- 'toolbar'));
- var nonInteractiveElementRoleSchemas = elementRoleEntries.reduce(function (accumulator, _ref) {
- var _ref2 = (0, _slicedToArray2["default"])(_ref, 2),
- elementSchema = _ref2[0],
- roleSet = _ref2[1];
- if ((0, _toConsumableArray2["default"])(roleSet).every(function (role) {
- return nonInteractiveRoles.has(role);
- })) {
- accumulator.push(elementSchema);
- }
- return accumulator;
- }, []);
- var interactiveElementRoleSchemas = elementRoleEntries.reduce(function (accumulator, _ref3) {
- var _ref4 = (0, _slicedToArray2["default"])(_ref3, 2),
- elementSchema = _ref4[0],
- roleSet = _ref4[1];
- if ((0, _toConsumableArray2["default"])(roleSet).some(function (role) {
- return interactiveRoles.has(role);
- })) {
- accumulator.push(elementSchema);
- }
- return accumulator;
- }, []);
- var nonInteractiveAXObjects = new Set((0, _toConsumableArray2["default"])(_axobjectQuery.AXObjects.keys()).filter(function (name) {
- return (0, _arrayIncludes["default"])(['window', 'structure'], _axobjectQuery.AXObjects.get(name).type);
- }));
- var nonInteractiveElementAXObjectSchemas = (0, _toConsumableArray2["default"])(_axobjectQuery.elementAXObjects).reduce(function (accumulator, _ref5) {
- var _ref6 = (0, _slicedToArray2["default"])(_ref5, 2),
- elementSchema = _ref6[0],
- AXObjectSet = _ref6[1];
- if ((0, _toConsumableArray2["default"])(AXObjectSet).every(function (role) {
- return nonInteractiveAXObjects.has(role);
- })) {
- accumulator.push(elementSchema);
- }
- return accumulator;
- }, []);
- function checkIsNonInteractiveElement(tagName, attributes) {
- function elementSchemaMatcher(elementSchema) {
- return tagName === elementSchema.name && (0, _attributesComparator["default"])(elementSchema.attributes, attributes);
- } // Check in elementRoles for inherent non-interactive role associations for
- // this element.
- var isInherentNonInteractiveElement = nonInteractiveElementRoleSchemas.some(elementSchemaMatcher);
- if (isInherentNonInteractiveElement) {
- return true;
- } // Check in elementRoles for inherent interactive role associations for
- // this element.
- var isInherentInteractiveElement = interactiveElementRoleSchemas.some(elementSchemaMatcher);
- if (isInherentInteractiveElement) {
- return false;
- } // Check in elementAXObjects for AX Tree associations for this element.
- var isNonInteractiveAXElement = nonInteractiveElementAXObjectSchemas.some(elementSchemaMatcher);
- if (isNonInteractiveAXElement) {
- return true;
- }
- return false;
- }
- /**
- * Returns boolean indicating whether the given element is a non-interactive
- * element. If the element has either a non-interactive role assigned or it
- * is an element with an inherently non-interactive role, then this utility
- * returns true. Elements that lack either an explicitly assigned role or
- * an inherent role are not considered. For those, this utility returns false
- * because a positive determination of interactiveness cannot be determined.
- */
- var isNonInteractiveElement = function isNonInteractiveElement(tagName, attributes) {
- // Do not test higher level JSX components, as we do not know what
- // low-level DOM element this maps to.
- if (!_ariaQuery.dom.has(tagName)) {
- return false;
- } // <header> elements do not technically have semantics, unless the
- // element is a direct descendant of <body>, and this plugin cannot
- // reliably test that.
- // @see https://www.w3.org/TR/wai-aria-practices/examples/landmarks/banner.html
- if (tagName === 'header') {
- return false;
- }
- return checkIsNonInteractiveElement(tagName, attributes);
- };
- var _default = isNonInteractiveElement;
- exports["default"] = _default;
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