// Wrapper for params without prefixes
//
// Usage:
//   _size()
//     param_wrapper(arguments)
//
// Safe Usage:
//   old_size = typeof(size) == 'function' ? size : null
//   size()
//     safe_param_wrapper(arguments, true)

param-wrapper($args, $safe = false)
  $param = called-from[0]
  if !$safe or called-from[1] == 'skin'
    unshift($args, $param)
    return $args
  else
    if typeof(lookup('old_' + $param)) == 'function'
      old_{$param}($args)
    else
      '%s(%s)' % ($param $args)