nokogiri requires Ruby version >= 2.3.0

问题

I am setting up Fastlane with Slather.

The slather step is failing with

[13:55:11]: nokogiri requires Ruby version >= 2.3.0.

running ruby -v I get

ruby 2.3.7p456 (2018-03-28 revision 63024) [universal.x86_64-darwin18]

来源：https://stackoverflow.com/questions/55516605/nokogiri-requires-ruby-version-2-3-0