assistant-storefront/app/services/messages/markdown_renderers/line_renderer.rb

class Messages::MarkdownRenderers::LineRenderer < Messages::MarkdownRenderers::BaseMarkdownRenderer
  def strong(_node)
    out(' *', :children, '* ')
  end

  def emph(_node)
    out(' _', :children, '_ ')
  end

  def code(node)
    out(' `', node.string_content, '` ')
  end

  def link(node)
    out(node.url)
  end

  def list(_node)
    out(:children)
    cr
  end

  def list_item(_node)
    out(:children)
    cr
  end

  def code_block(node)
    out(' ```', "\n", node.string_content, '``` ', "\n")
  end

  def blockquote(_node)
    out(:children)
    cr
  end
end