This method is only available on newer versions.
The first available version (v2_6_3) is shown here.
confirm(name)
private
No documentation available.
# File lib/bundler/cli/config.rb, line 72
def confirm(name)
Bundler.ui.confirm "Settings for `#{name}` in order of priority. The top value will be used"
show_pretty_values_for(name)
end