build: support Node.js 13.0

dougwilson · dougwilson · commit a665f99850b0 · 2019-10-29T23:53:01.000-04:00
diff --git a/.travis.yml b/.travis.yml
@@ -16,6 +16,7 @@ node_js:
   - "10.17"
   - "11.15"
   - "12.13"
+  - "13.0"
 sudo: false
 dist: trusty
 env:
