@jsxtools/eslint-plugin-jsx-a11y/lib/rule/aria-activedescendant-has-tabindex.cjs

Static AST checker for accessibility rules on JSX elements for flat ESLint Config.

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;