eslint-config-chain-able
Version:
an opinionated ESLint configuration
48 lines (36 loc) • 1.05 kB
JavaScript
;
var _jsxAstUtils = require('jsx-ast-utils');
var _schemas = require('../util/schemas');
/**
* @fileoverview Enforce html element has lang prop.
* @author Ethan Cohen
*/
// ----------------------------------------------------------------------------
// Rule Definition
// ----------------------------------------------------------------------------
var errorMessage = '<html> elements must have the lang prop.';
var schema = (0, _schemas.generateObjSchema)();
module.exports = {
meta: {
docs: {},
schema: [schema]
},
create: function create(context) {
return {
JSXOpeningElement: function JSXOpeningElement(node) {
var type = (0, _jsxAstUtils.elementType)(node);
if (type && type !== 'html') {
return;
}
var lang = (0, _jsxAstUtils.getPropValue)((0, _jsxAstUtils.getProp)(node.attributes, 'lang'));
if (lang) {
return;
}
context.report({
node: node,
message: errorMessage
});
}
};
}
};