aria-activedescendant-has-tabindex.js
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"use strict";
var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
var _toConsumableArray2 = _interopRequireDefault(require("@babel/runtime/helpers/toConsumableArray"));
var _ariaQuery = require("aria-query");
var _jsxAstUtils = require("jsx-ast-utils");
var _schemas = require("../util/schemas");
var _getTabIndex = _interopRequireDefault(require("../util/getTabIndex"));
var _isInteractiveElement = _interopRequireDefault(require("../util/isInteractiveElement"));
/**
* @fileoverview Enforce elements with aria-activedescendant are tabbable.
* @author Jesse Beach <@jessebeach>
*/
// ----------------------------------------------------------------------------
// Rule Definition
// ----------------------------------------------------------------------------
var errorMessage = 'An element that manages focus with `aria-activedescendant` must have a tabindex';
var schema = (0, _schemas.generateObjSchema)();
var domElements = (0, _toConsumableArray2["default"])(_ariaQuery.dom.keys());
module.exports = {
meta: {
docs: {
url: 'https://github.com/evcohen/eslint-plugin-jsx-a11y/tree/master/docs/rules/aria-activedescendant-has-tabindex.md'
},
schema: [schema]
},
create: function create(context) {
return {
JSXOpeningElement: function JSXOpeningElement(node) {
var attributes = node.attributes;
if ((0, _jsxAstUtils.getProp)(attributes, 'aria-activedescendant') === undefined) {
return;
}
var type = (0, _jsxAstUtils.elementType)(node); // Do not test higher level JSX components, as we do not know what
// low-level DOM element this maps to.
if (domElements.indexOf(type) === -1) {
return;
}
var tabIndex = (0, _getTabIndex["default"])((0, _jsxAstUtils.getProp)(attributes, 'tabIndex')); // If this is an interactive element and the tabindex attribute is not specified,
// or the tabIndex property was not mutated, then the tabIndex
// property will be undefined.
if ((0, _isInteractiveElement["default"])(type, attributes) && tabIndex === undefined) {
return;
}
if (tabIndex >= -1) {
return;
}
context.report({
node,
message: errorMessage
});
}
};
}
};