69 lines
2.0 KiB
JavaScript
69 lines
2.0 KiB
JavaScript
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"use strict";
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var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports["default"] = void 0;
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var _jsxAstUtils = require("jsx-ast-utils");
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var _languageTags = _interopRequireDefault(require("language-tags"));
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var _schemas = require("../util/schemas");
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var _getElementType = _interopRequireDefault(require("../util/getElementType"));
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/**
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* @fileoverview Enforce lang attribute has a valid value.
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* @author Ethan Cohen
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*/
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// ----------------------------------------------------------------------------
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// Rule Definition
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// ----------------------------------------------------------------------------
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var errorMessage = 'lang attribute must have a valid value.';
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var schema = (0, _schemas.generateObjSchema)();
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var _default = {
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meta: {
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docs: {
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url: 'https://github.com/jsx-eslint/eslint-plugin-jsx-a11y/tree/HEAD/docs/rules/lang.md',
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description: 'Enforce lang attribute has a valid value.'
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},
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schema: [schema]
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},
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create: function create(context) {
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var elementType = (0, _getElementType["default"])(context);
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return {
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JSXAttribute: function JSXAttribute(node) {
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var name = (0, _jsxAstUtils.propName)(node);
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if (name && name.toUpperCase() !== 'LANG') {
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return;
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}
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var parent = node.parent;
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var type = elementType(parent);
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if (type && type !== 'html') {
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return;
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}
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var value = (0, _jsxAstUtils.getLiteralPropValue)(node);
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// Don't check identifiers
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if (value === null) {
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return;
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}
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if (value === undefined) {
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context.report({
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node,
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message: errorMessage
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});
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return;
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}
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if (_languageTags["default"].check(value)) {
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return;
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}
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context.report({
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node,
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message: errorMessage
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});
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}
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};
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}
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};
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exports["default"] = _default;
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module.exports = exports.default;
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