Install Bundler 2.x on Travis

mcmire · mcmire · commit 40e2948e68a2 · 2019-09-18T23:24:18.000-06:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,4 +1,6 @@
 language: ruby
+before_install:
+  - "gem install bundler -v '~> 2.0'"
 cache:
   bundler: true
 env:
