class Markaby::CssProxy

See the README for examples.
against the CssProxy object are added as element classes or IDs.
Class used by Markaby::Builder to store element options. Methods called

def initialize(builder, stream, sym) 

def initialize(builder, stream, sym)
  @builder = builder
  @stream = stream
  @sym = sym
  @attrs = {}
  @original_stream_length = @stream.length
  @builder.tag! sym
end

def method_missing(id_or_class, *args, &block)

Other methods add to the :class attribute.
Adds attributes to an element. Bang methods set the :id attribute. 
def method_missing(id_or_class, *args, &block)
  if id_or_class.to_s =~ /(.*)!$/
    @attrs[:id] = $1
  else
    id = id_or_class
    @attrs[:class] = @attrs[:class] ? "#{@attrs[:class]} #{id}".strip : id
  end
  unless args.empty?
    if args.last.respond_to? :to_hash
      @attrs.merge! args.pop.to_hash
    end
  end
  args.push(@attrs)
  while @stream.length > @original_stream_length
    @stream.pop
  end
  if block
    @builder.tag! @sym, *args, &block
  else
    @builder.tag! @sym, *args
  end
  self
end

def respond_to?(sym, include_private = false) 

def respond_to?(sym, include_private = false)
  (include_private || !private_methods.map { |m| m.to_sym }.include?(sym.to_sym)) ? true : false
end