tools, test: require const/let in test

gibfahn · Italo A. Casas · commit 31f8f6f76856 · 2017-01-30T12:08:40.000-05:00
PR-URL: #10685 Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Roman Reiss <me@silverwind.io>
diff --git a/test/.eslintrc.yaml b/test/.eslintrc.yaml
@@ -1,7 +1,13 @@
 ## Test-specific linter rules
 
 rules:
-  ## common module is mandatory in tests
-  required-modules: [2, common]
+  # ECMAScript 6
+  # http://eslint.org/docs/rules/#ecmascript-6
+  no-var: 2
+  prefer-const: 2
+
+  # Custom rules in tools/eslint-rules
   prefer-assert-iferror: 2
   prefer-assert-methods: 2
+  ## common module is mandatory in tests
+  required-modules: [2, common]
