docs: Add missing comma in CUSTOM_RULES.md (typescript-eslint#4464)

* Add missing comma in docs * chore: ran Prettier Co-authored-by: Josh Goldberg <me@joshuakgoldberg.com> Co-authored-by: Josh Goldberg <joshuakgoldberg@outlook.com>
lonyele · Feb 12, 2022 · 1c87eea · 1c87eea
1 parent 4b9570d
commit 1c87eea
Showing 1 changed file with 7 additions and 3 deletions.
diff --git a/docs/development/CUSTOM_RULES.md b/docs/development/CUSTOM_RULES.md
@@ -277,9 +277,13 @@ const ruleTester = new ESLintUtils.RuleTester({
   parser: '@typescript-eslint/parser',
 });
 
-ruleTester.run('my-rule', rule {
-  valid: [/* ... */],
-  invalid: [/* ... */],
+ruleTester.run('my-rule', rule, {
+  valid: [
+    /* ... */
+  ],
+  invalid: [
+    /* ... */
+  ],
 });
 ```