Add missing jest-dom prefix to config (fixes testing-library#10)

Author: nickserv

lib/index.js

@@ -17,6 +17,16 @@ let requireIndex = require('requireindex');
 // import all rules in lib/rules
 module.exports.rules = requireIndex(__dirname + '/rules');
 
+module.exports.generateRecommendedConfig = rules => {
+  return Object.entries(rules).reduce(
+    (memo, [name, rule]) =>
+      rule.meta.docs.recommended
+        ? { ...memo, [`jest-dom/${name}`]: 'error' }
+        : memo,
+    {}
+  );
+};
+
 module.exports.configs = {
   recommended: {
     plugins: ['jest-dom'],

tests/index.test.js

@@ -3,3 +3,12 @@ const { rules } = require('../lib/index');
 it('should have all the rules', () => {
   expect(rules).toMatchSnapshot();
 });
+
+it('should have a recommended config with recommended rules', () => {
+  expect(
+    generateRecommendedConfig({
+      good: { meta: { docs: { recommended: true } } },
+      bad: { meta: { docs: { recommended: false } } },
+    })
+  ).toEqual({ 'jest-dom/good': 'error' });
+});