Hypertemplate hack

hack.rb

class Hypertemplate::Builder::Json
  def members(options = {}, &block)
    collection = options[:collection] || @obj
    raise Hypertemplate::BuilderError.new("Members method require a collection to execute") unless collection.respond_to?(:each)

    # Start hack
    root = options[:root] || "members" if options[:root] != false

    if root
      add_to(@current, root, []) 
    else
      root = @raw.keys.first
      @raw = { root => [] }
      @current = @raw
    end
    # /end of hack

    collection.each do |member|

      parent = @current
      @current = {}
      if block.arity==1
        # new dsl
        block.call(member)
      else
        # old dsl (deprecate at 1.3?)
        block.call(self, member)
      end
      add_to(parent, root, @current)
      @current = parent
    end
  end
end