Module: Kitchen::Directions::BakeEquations

Defined in:
lib/kitchen/directions/bake_equations.rb

Class Method Summary collapse

Class Method Details

.v1(book:, number_decorator: :none, cases: false) ⇒ Object 



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# File 'lib/kitchen/directions/bake_equations.rb', line 6

def self.v1(book:, number_decorator: :none, cases: false)
  book.chapters.search('div[data-type="equation"]:not(.unnumbered)').each do |eq|
    chapter = eq.ancestor(:chapter)
    number = "#{chapter.count_in(:book)}.#{eq.count_in(:chapter)}"

    # Store label information
    eq.target_label(label_text: 'equation', custom_content: number, cases: cases)

    decorated_number =
      case number_decorator
      when :none
        number
      when :parentheses
        "(#{number})"
      else
        raise "Unsupported number_decorator '#{number_decorator}'"
      end

    # Bake the equation
    eq.append(child:
      <<~HTML
        <div class="os-equation-number">
          <span class="os-number">#{decorated_number}</span>
        </div>
      HTML
    )
  end
end