@jsxtools/eslint-plugin-jsx-a11y
Version:
Static AST checker for accessibility rules on JSX elements for flat ESLint Config.
37 lines (34 loc) • 1.03 kB
JavaScript
import { getPropValue, getProp } from '../util/module/jsx-ast-utils.js';
import { generateObjSchema } from '../util/schemas.js';
import getElementType from '../util/getElementType.js';
const errorMessage = "<html> elements must have the lang prop.";
const schema = generateObjSchema();
const ruleOfHtmlHasLang = {
meta: {
docs: {
url: "https://github.com/jsx-eslint/eslint-plugin-jsx-a11y/tree/HEAD/docs/rules/html-has-lang.md",
description: "Enforce `<html>` element has `lang` prop."
},
schema: [schema]
},
create: (context) => {
const elementType = getElementType(context);
return {
JSXOpeningElement: (node) => {
const type = elementType(node);
if (type && type !== "html") {
return;
}
const lang = getPropValue(getProp(node.attributes, "lang"));
if (lang) {
return;
}
context.report({
node,
message: errorMessage
});
}
};
}
};
export { ruleOfHtmlHasLang as default };