jeffmccune/puppetlabs-stdlib — comment on commit 14c72b862a980f8938097afdede6f0d00265ddc5
File: lib/facter/facter_dot_d.rb line 188
By joshcooper:

Similar comment here. If puppet added the confdir fact, so Facter[:confdir] is not nil, then this code could walk facts.d relative to it.