Enable no-var in eslint (#257)

JustinBeckwith · alexander-fenster · commit 84c75ef22420 · 2018-09-18T10:51:30.000-07:00
diff --git a/handwritten/pubsub/.eslintrc.yml b/handwritten/pubsub/.eslintrc.yml
@@ -11,3 +11,4 @@ rules:
   block-scoped-var: error
   eqeqeq: error
   no-warning-comments: warn
+  no-var: error
