Freshly/flow

# frozen_string_literal: true

# Operations are an ordered list of the behaviors which are executed with (and possibly change) the Flow's state.
module Flow
  module Flow
    module Operations
      extend ActiveSupport::Concern

      included do
        class_attribute :_operations, instance_writer: false, default: []

        delegate :_operations, to: :class
      end

      class_methods do
        def inherited(base)
          base._operations = _operations.dup
          super
        end

        private

        def operations(*operations)
          _operations.concat(operations.flatten)
        end
      end
    end
  end
end