Method not available on this version
This method is only available on newer versions.
The first available version (v2_6_3) is shown here.
git_version()
private
No documentation available.
# File lib/bundler/env.rb, line 83
def self.git_version
Bundler::Source::Git::GitProxy.new(nil, nil, nil).full_version
rescue Bundler::Source::Git::GitNotInstalledError
"not installed"
end