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- "use strict";
- Object.defineProperty(exports, "__esModule", {
- value: true
- });
- exports["default"] = void 0;
- var _ariaQuery = require("aria-query");
- var _axobjectQuery = require("axobject-query");
- var _arrayIncludes = _interopRequireDefault(require("array-includes"));
- var _arrayPrototype = _interopRequireDefault(require("array.prototype.flatmap"));
- var _attributesComparator = _interopRequireDefault(require("./attributesComparator"));
- function _interopRequireDefault(e) { return e && e.__esModule ? e : { "default": e }; }
- function _slicedToArray(r, e) { return _arrayWithHoles(r) || _iterableToArrayLimit(r, e) || _unsupportedIterableToArray(r, e) || _nonIterableRest(); }
- function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
- function _iterableToArrayLimit(r, l) { var t = null == r ? null : "undefined" != typeof Symbol && r[Symbol.iterator] || r["@@iterator"]; if (null != t) { var e, n, i, u, a = [], f = !0, o = !1; try { if (i = (t = t.call(r)).next, 0 === l) { if (Object(t) !== t) return; f = !1; } else for (; !(f = (e = i.call(t)).done) && (a.push(e.value), a.length !== l); f = !0); } catch (r) { o = !0, n = r; } finally { try { if (!f && null != t["return"] && (u = t["return"](), Object(u) !== u)) return; } finally { if (o) throw n; } } return a; } }
- function _arrayWithHoles(r) { if (Array.isArray(r)) return r; }
- function _toConsumableArray(r) { return _arrayWithoutHoles(r) || _iterableToArray(r) || _unsupportedIterableToArray(r) || _nonIterableSpread(); }
- function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
- function _unsupportedIterableToArray(r, a) { if (r) { if ("string" == typeof r) return _arrayLikeToArray(r, a); var t = {}.toString.call(r).slice(8, -1); return "Object" === t && r.constructor && (t = r.constructor.name), "Map" === t || "Set" === t ? Array.from(r) : "Arguments" === t || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(t) ? _arrayLikeToArray(r, a) : void 0; } }
- function _iterableToArray(r) { if ("undefined" != typeof Symbol && null != r[Symbol.iterator] || null != r["@@iterator"]) return Array.from(r); }
- function _arrayWithoutHoles(r) { if (Array.isArray(r)) return _arrayLikeToArray(r); }
- function _arrayLikeToArray(r, a) { (null == a || a > r.length) && (a = r.length); for (var e = 0, n = Array(a); e < a; e++) n[e] = r[e]; return n; }
- var roleKeys = _ariaQuery.roles.keys();
- var elementRoleEntries = _toConsumableArray(_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 interactiveElementRoleSchemas = (0, _arrayPrototype["default"])(elementRoleEntries, function (_ref) {
- var _ref2 = _slicedToArray(_ref, 2),
- elementSchema = _ref2[0],
- rolesArr = _ref2[1];
- return rolesArr.some(function (role) {
- return interactiveRoles.has(role);
- }) ? [elementSchema] : [];
- });
- var nonInteractiveElementRoleSchemas = (0, _arrayPrototype["default"])(elementRoleEntries, function (_ref3) {
- var _ref4 = _slicedToArray(_ref3, 2),
- elementSchema = _ref4[0],
- rolesArr = _ref4[1];
- return rolesArr.every(function (role) {
- return nonInteractiveRoles.has(role);
- }) ? [elementSchema] : [];
- });
- var nonInteractiveAXObjects = new Set(_axobjectQuery.AXObjects.keys().filter(function (name) {
- return (0, _arrayIncludes["default"])(['window', 'structure'], _axobjectQuery.AXObjects.get(name).type);
- }));
- var nonInteractiveElementAXObjectSchemas = (0, _arrayPrototype["default"])(_toConsumableArray(_axobjectQuery.elementAXObjects), function (_ref5) {
- var _ref6 = _slicedToArray(_ref5, 2),
- elementSchema = _ref6[0],
- AXObjectsArr = _ref6[1];
- return AXObjectsArr.every(function (role) {
- return nonInteractiveAXObjects.has(role);
- }) ? [elementSchema] : [];
- });
- function checkIsNonInteractiveElement(tagName, attributes) {
- function elementSchemaMatcher(elementSchema) {
- return tagName === elementSchema.name && tagName !== 'td' // TODO: investigate why this is needed
- && (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 = exports["default"] = isNonInteractiveElement;
- module.exports = exports.default;
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