fix: added redis to travis

niftylettuce · niftylettuce · commit c8037cd676b5 · 2019-09-08T23:48:51.000-05:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,6 +1,8 @@
 language: node_js
 node_js:
-  - '9'
+  - '8'
   - '10'
+services:
+  - redis-server
 after_success:
   npm run coverage
