fix: adding some more tests

readmeio · Oct 31, 2023 · eb3b61f · eb3b61f
1 parent 7bfb3db
commit eb3b61f
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Showing 3 changed files with 16 additions and 2 deletions.
diff --git a/packages/eslint-plugin/.eslintrc b/packages/eslint-plugin/.eslintrc
@@ -1,3 +1,6 @@
 {
-  "extends": "@readme/eslint-config"
+  "extends": "@readme/eslint-config",
+  "parserOptions": {
+    "ecmaVersion": 2022
+  }
 }
diff --git a/packages/eslint-plugin/rules/no-dual-exports.js b/packages/eslint-plugin/rules/no-dual-exports.js
@@ -12,7 +12,9 @@ module.exports = {
   create: context => {
     return {
       ExportDefaultDeclaration: node => {
-        if (!node.parent.body.filter(n => n.type === 'ExportNamedDeclaration').length) {
+        if (!node?.parent?.body) {
+          return;
+        } else if (!node.parent.body.filter(n => n.type === 'ExportNamedDeclaration').length) {
           return;
         }
 

diff --git a/packages/eslint-plugin/test/no-dual-exports.test.js b/packages/eslint-plugin/test/no-dual-exports.test.js
@@ -14,6 +14,15 @@ const errorMessage =
 
 ruleTester.run('no-dual-exports', rules['no-dual-exports'], {
   valid: [
+    {
+      code: 'export class ReducerOptions {}',
+    },
+    {
+      code: 'export default class ReducerOptions {}',
+    },
+    {
+      code: 'export default function reducer(definition, opts) {}',
+    },
     {
       code: `export class ReducerOptions {}