puppetlabs/puppet · error · ArgumentError

actions need to know what to do when_invoked; please add the

Error message

actions need to know what to do when_invoked; please add the block

What it means

Error "actions need to know what to do when_invoked; please add the block" thrown in puppetlabs/puppet.

Source

Thrown at lib/puppet/interface/action_builder.rb:164

    next if setter =~ /^=/

    property = setter.to_s.chomp('=')

    unless method_defined? property
      # ActionBuilder#<property> delegates to Action#<setter>
      def_delegator :@action, setter, property
    end
  end

  private

  def initialize(face, name, &block)
    @face   = face
    @action = Puppet::Interface::Action.new(face, name)
    instance_eval(&block)
    unless @action.when_invoked
      # TRANSLATORS 'when_invoked' is a method name and should not be translated and 'block' is a Ruby code block
      raise ArgumentError, _("actions need to know what to do when_invoked; please add the block")
    end
  end
end

View on GitHub (pinned to e227c27540)

When it happens

Trigger: Thrown at lib/puppet/interface/action_builder.rb:164 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of puppetlabs/puppet@e227c27540 (2026-08-21). Data as JSON: /api/errors/0c44520b83db29a4. Report an issue: GitHub.