@jsxtools/eslint-plugin-jsx-a11y/lib/rule/scope.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 errorMessage = "The scope prop can only be used on <th> elements.";
const schema = schemas.generateObjSchema();
const ruleOfScope = {
  meta: {
    docs: {
      url: "https://github.com/jsx-eslint/eslint-plugin-jsx-a11y/tree/HEAD/docs/rules/scope.md",
      description: "Enforce `scope` prop is only used on `<th>` elements."
    },
    schema: [schema]
  },
  create: (context) => {
    const elementType = getElementType(context);
    return {
      JSXAttribute: (node) => {
        const name = jsxAstUtils.propName(node);
        if (name && name.toUpperCase() !== "SCOPE") {
          return;
        }
        const { parent } = node;
        const tagName = elementType(parent);
        if (!ariaQuery.dom.has(tagName)) {
          return;
        }
        if (tagName && tagName.toUpperCase() === "TH") {
          return;
        }
        context.report({
          node,
          message: errorMessage
        });
      }
    };
  }
};

module.exports = ruleOfScope;