RouteCompiler::getFit

public static RouteCompiler::getFit($path)

public static function getFit($path) {
  $parts = explode('/', trim($path, '/'));
  $number_parts = count($parts);
  // We store the highest index of parts here to save some work in the fit
  // calculation loop.
  $slashes = $number_parts - 1;
  // The fit value is a binary number which has 1 at every fixed path
  // position and 0 where there is a wildcard. We keep track of all such
  // patterns that exist so that we can minimize the number of path
  // patterns we need to check in the RouteProvider.
  $fit = 0;
  foreach ($parts as $k => $part) {
    if (strpos($part, '{') === FALSE) {
      $fit |= 1 << ($slashes - $k);
    }
  }

  return $fit;
}