module Nokogiri::CSS

def parse(selector)

Parse this CSS selector in +selector+. Returns an AST.
## 
def parse(selector)
  Parser.new.parse(selector)
end

def xpath_for(selector, options = {})

Get the XPath for +selector+.
## 
def xpath_for(selector, options = {})
  Parser.new(options[:ns] || {}).xpath_for(selector, options)
end