module Rack::Utils

# => {'myname' => 'myvalue'}
parse_cookies({'HTTP_COOKIE' => 'myname=myvalue'})

parse_cookies_header. Returns a map of cookie +key+ to cookie +value+.
Parse cookies from the provided request environment using

parse_cookies(env) -> hash
:call-seq:

def parse_cookies(env)
  parse_cookies_header env[HTTP_COOKIE]
end