Contents

# frozen_string_literal: true

module Kitchen
  # An element for an example
  #
  class ExerciseElement < ElementBase

    # Creates a new +ExerciseElement+
    #
    # @param node [Nokogiri::XML::Node] the node this element wraps
    # @param document [Document] this element's document
    #
    def initialize(node:, document: nil)
      super(node: node,
            document: document,
            enumerator_class: ExerciseElementEnumerator,
            short_type: :exercise)
    end

    # Returns true if this class represents the element for the given node
    #
    # @param node [Nokogiri::XML::Node] the underlying node
    # @return [Boolean]
    #
    def self.is_the_element_class_for?(node)
      node['data-type'] == 'exercise'
    end

    # Returns the enumerator for problem.
    #
    # @return ElementEnumerator
    #
    def problem
      first("[data-type='problem']")
    end

    # Returns the enumerator for solution.
    #
    # @return ElementEnumerator
    #
    def solution
      first("[data-type='solution']")
    end
  end
end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
openstax_kitchen-3.2.0	lib/kitchen/exercise_element.rb
openstax_kitchen-3.1.0	lib/kitchen/exercise_element.rb