attributes-reused-as-guards.rb

node.default['demo'] = true
node.default['demoagain'] = false

ruby_block 'whee' do
  block do
    puts 'Ohai, world'
  end
  not_if { node['demo'] }
end

ruby_block 'whee2' do
  block do
    puts 'Meow'
  end
  not_if { node['demoagain'] }
end

chef-apply-output.txt

$ chef-apply apply.rb
Recipe: (chef-apply cookbook)::(chef-apply recipe)
  * ruby_block[whee] action run (skipped due to not_if)
  * ruby_block[whee2] action runMeow

    - execute the ruby block whee2