@jsxtools/eslint-plugin-jsx-a11y
Version:
Static AST checker for accessibility rules on JSX elements for flat ESLint Config.
47 lines (44 loc) • 1.59 kB
JavaScript
const ariaQuery = require('aria-query');
const jsxAstUtils = require('../util/module/jsx-ast-utils.cjs');
const schemas = require('../util/schemas.cjs');
const getElementType = require('../util/getElementType.cjs');
const getTabIndex = require('../util/getTabIndex.cjs');
const isInteractiveElement = require('../util/isInteractiveElement.cjs');
const errorMessage = "An element that manages focus with `aria-activedescendant` must have a tabindex";
const schema = schemas.generateObjSchema();
const ruleOfAriaActivedescendantHasTabindex = {
meta: {
docs: {
url: "https://github.com/jsx-eslint/eslint-plugin-jsx-a11y/tree/HEAD/docs/rules/aria-activedescendant-has-tabindex.md",
description: "Enforce elements with aria-activedescendant are tabbable."
},
schema: [schema]
},
create: (context) => {
const elementType = getElementType(context);
return {
JSXOpeningElement: (node) => {
const { attributes } = node;
if (jsxAstUtils.getProp(attributes, "aria-activedescendant") === void 0) {
return;
}
const type = elementType(node);
if (!ariaQuery.dom.has(type)) {
return;
}
const tabIndex = getTabIndex(jsxAstUtils.getProp(attributes, "tabIndex"));
if (isInteractiveElement(type, attributes) && tabIndex === void 0) {
return;
}
if (tabIndex >= -1) {
return;
}
context.report({
node,
message: errorMessage
});
}
};
}
};
module.exports = ruleOfAriaActivedescendantHasTabindex;