visualize a rails fixtures

script.rb

ActiveRecord::FixtureSet::File.open("#{Rails.root}/test/fixtures/settings.yml") do |fh|
  fh.each do |fn, row|
    p fn
    p row
  end
end

# see https://github.com/rails/rails/blob/v4.2.6/activerecord/lib/active_record/fixtures.rb