elementRoleMap.js 5.9 KB

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  1. "use strict";
  2. Object.defineProperty(exports, "__esModule", {
  3. value: true
  4. });
  5. exports.default = void 0;
  6. var _iterationDecorator = _interopRequireDefault(require("./util/iterationDecorator"));
  7. var _rolesMap = _interopRequireDefault(require("./rolesMap"));
  8. function _interopRequireDefault(e) { return e && e.__esModule ? e : { default: e }; }
  9. function _slicedToArray(r, e) { return _arrayWithHoles(r) || _iterableToArrayLimit(r, e) || _unsupportedIterableToArray(r, e) || _nonIterableRest(); }
  10. 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."); }
  11. 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; } }
  12. 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; }
  13. 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; } }
  14. function _arrayWithHoles(r) { if (Array.isArray(r)) return r; }
  15. var elementRoles = [];
  16. var keys = _rolesMap.default.keys();
  17. for (var i = 0; i < keys.length; i++) {
  18. var key = keys[i];
  19. var role = _rolesMap.default.get(key);
  20. if (role) {
  21. var concepts = [].concat(role.baseConcepts, role.relatedConcepts);
  22. var _loop = function _loop() {
  23. var relation = concepts[k];
  24. if (relation.module === 'HTML') {
  25. var concept = relation.concept;
  26. if (concept) {
  27. var elementRoleRelation = elementRoles.filter(function (relation) {
  28. return ariaRoleRelationConceptEquals(relation[0], concept);
  29. })[0];
  30. var roles;
  31. if (elementRoleRelation) {
  32. roles = elementRoleRelation[1];
  33. } else {
  34. roles = [];
  35. }
  36. var isUnique = true;
  37. for (var _i = 0; _i < roles.length; _i++) {
  38. if (roles[_i] === key) {
  39. isUnique = false;
  40. break;
  41. }
  42. }
  43. if (isUnique) {
  44. roles.push(key);
  45. }
  46. if (!elementRoleRelation) {
  47. elementRoles.push([concept, roles]);
  48. }
  49. }
  50. }
  51. };
  52. for (var k = 0; k < concepts.length; k++) {
  53. _loop();
  54. }
  55. }
  56. }
  57. var elementRoleMap = {
  58. entries: function entries() {
  59. return elementRoles;
  60. },
  61. forEach: function forEach(fn) {
  62. var thisArg = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null;
  63. for (var _i2 = 0, _elementRoles = elementRoles; _i2 < _elementRoles.length; _i2++) {
  64. var _elementRoles$_i = _slicedToArray(_elementRoles[_i2], 2),
  65. _key = _elementRoles$_i[0],
  66. values = _elementRoles$_i[1];
  67. fn.call(thisArg, values, _key, elementRoles);
  68. }
  69. },
  70. get: function get(key) {
  71. var item = elementRoles.filter(function (tuple) {
  72. return key.name === tuple[0].name && ariaRoleRelationConceptAttributeEquals(key.attributes, tuple[0].attributes);
  73. })[0];
  74. return item && item[1];
  75. },
  76. has: function has(key) {
  77. return !!elementRoleMap.get(key);
  78. },
  79. keys: function keys() {
  80. return elementRoles.map(function (_ref) {
  81. var _ref2 = _slicedToArray(_ref, 1),
  82. key = _ref2[0];
  83. return key;
  84. });
  85. },
  86. values: function values() {
  87. return elementRoles.map(function (_ref3) {
  88. var _ref4 = _slicedToArray(_ref3, 2),
  89. values = _ref4[1];
  90. return values;
  91. });
  92. }
  93. };
  94. function ariaRoleRelationConceptEquals(a, b) {
  95. return a.name === b.name && ariaRoleRelationConstraintsEquals(a.constraints, b.constraints) && ariaRoleRelationConceptAttributeEquals(a.attributes, b.attributes);
  96. }
  97. function ariaRoleRelationConstraintsEquals(a, b) {
  98. if (a === undefined && b !== undefined) {
  99. return false;
  100. }
  101. if (a !== undefined && b === undefined) {
  102. return false;
  103. }
  104. if (a !== undefined && b !== undefined) {
  105. if (a.length !== b.length) {
  106. return false;
  107. }
  108. for (var _i3 = 0; _i3 < a.length; _i3++) {
  109. if (a[_i3] !== b[_i3]) {
  110. return false;
  111. }
  112. }
  113. }
  114. return true;
  115. }
  116. function ariaRoleRelationConceptAttributeEquals(a, b) {
  117. if (a === undefined && b !== undefined) {
  118. return false;
  119. }
  120. if (a !== undefined && b === undefined) {
  121. return false;
  122. }
  123. if (a !== undefined && b !== undefined) {
  124. if (a.length !== b.length) {
  125. return false;
  126. }
  127. for (var _i4 = 0; _i4 < a.length; _i4++) {
  128. if (a[_i4].name !== b[_i4].name || a[_i4].value !== b[_i4].value) {
  129. return false;
  130. }
  131. if (a[_i4].constraints === undefined && b[_i4].constraints !== undefined) {
  132. return false;
  133. }
  134. if (a[_i4].constraints !== undefined && b[_i4].constraints === undefined) {
  135. return false;
  136. }
  137. if (a[_i4].constraints !== undefined && b[_i4].constraints !== undefined) {
  138. if (a[_i4].constraints.length !== b[_i4].constraints.length) {
  139. return false;
  140. }
  141. for (var j = 0; j < a[_i4].constraints.length; j++) {
  142. if (a[_i4].constraints[j] !== b[_i4].constraints[j]) {
  143. return false;
  144. }
  145. }
  146. }
  147. }
  148. }
  149. return true;
  150. }
  151. var _default = exports.default = (0, _iterationDecorator.default)(elementRoleMap, elementRoleMap.entries());