Just a proof of concept.
Travis should be taking care of this.
I don't understand why a simple gem install bundler makes 2.5.1 work.
From a conversation on twitter: https://twitter.com/6ftdan/status/979725913465282562
Coverage remained the same at 93.023% when pulling c93da45eb8eaa02bda29ede4a94f5a9824cd6937 on abinoam:upgrade/ruby_2_5_1_on_travis into 14b182224af4327d8e8593b1b5ebd6de586a6ca6 on danielpclark:master.
Just a proof of concept. Travis should be taking care of this. I don't understand why a simple
gem install bundler
makes 2.5.1 work. From a conversation on twitter: https://twitter.com/6ftdan/status/979725913465282562