If I didn’t specify a ruby version in my Gemfile
If I didn't specify a ruby version in my Gemfile
Look in the file that specifies which version of each gem to use.
Colin
You can see into .ruby-version file
If I didn’t specify a ruby version in my Gemfile then you can see the ruby version in .ruby-version file in your project directory which is created at the time of creating a project.
Well, kinda sorta maybe
It's not created pre-Rails 5.0, and it's meaningless unless you're using a version manager that recognizes that file.