tools: enforce use of trailing commas in tools/

PR-URL: #45889
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Yagiz Nizipli <yagiz@nizipli.com>

Author: aduh95

.eslintrc.js

@@ -68,7 +68,7 @@ module.exports = {
       files: ['**/*.md/*.cjs', '**/*.md/*.js'],
       parserOptions: {
         sourceType: 'script',
-        ecmaFeatures: { impliedStrict: true }
+        ecmaFeatures: { impliedStrict: true },
       },
       rules: { strict: 'off' },
     },
@@ -103,11 +103,11 @@ module.exports = {
         },
         {
           name: 'Buffer',
-          message: 'Import Buffer instead of using the global'
+          message: 'Import Buffer instead of using the global',
         },
         {
           name: 'process',
-          message: 'Import process instead of using the global'
+          message: 'Import process instead of using the global',
         },
       ] },
     },
@@ -134,13 +134,7 @@ module.exports = {
         ignorePattern: '.*',
       },
     }],
-    'comma-dangle': ['error', {
-      arrays: 'always-multiline',
-      exports: 'only-multiline',
-      functions: 'only-multiline',
-      imports: 'only-multiline',
-      objects: 'only-multiline',
-    }],
+    'comma-dangle': ['error', 'always-multiline'],
     'comma-spacing': 'error',
     'comma-style': 'error',
     'computed-property-spacing': 'error',

benchmark/.eslintrc.yaml

@@ -5,4 +5,11 @@ env:
   es6: true
 
 rules:
+  comma-dangle: [error, {
+    arrays: always-multiline,
+    exports: only-multiline,
+    functions: only-multiline,
+    imports: only-multiline,
+    objects: only-multiline,
+  }]
   prefer-arrow-callback: error