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40 lines
2.2 KiB
40 lines
2.2 KiB
"use strict"; |
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exports.__esModule = true; |
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exports.computeAccessibleDescription = computeAccessibleDescription; |
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var _accessibleNameAndDescription = require("./accessible-name-and-description"); |
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var _util = require("./util"); |
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function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); enumerableOnly && (symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; })), keys.push.apply(keys, symbols); } return keys; } |
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function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = null != arguments[i] ? arguments[i] : {}; i % 2 ? ownKeys(Object(source), !0).forEach(function (key) { _defineProperty(target, key, source[key]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)) : ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } return target; } |
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function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; } |
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/** |
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* @param root |
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* @param options |
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* @returns |
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*/ |
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function computeAccessibleDescription(root) { |
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var options = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : {}; |
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var description = (0, _util.queryIdRefs)(root, "aria-describedby").map(function (element) { |
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return (0, _accessibleNameAndDescription.computeTextAlternative)(element, _objectSpread(_objectSpread({}, options), {}, { |
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compute: "description" |
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})); |
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}).join(" "); // TODO: Technically we need to make sure that node wasn't used for the accessible name |
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// This causes `description_1.0_combobox-focusable-manual` to fail |
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// |
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// https://www.w3.org/TR/html-aam-1.0/#accessible-name-and-description-computation |
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// says for so many elements to use the `title` that we assume all elements are considered |
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if (description === "") { |
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var title = root.getAttribute("title"); |
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description = title === null ? "" : title; |
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} |
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return description; |
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} |
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//# sourceMappingURL=accessible-description.js.map
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