// and the object and new field name are returned.
//
// The intended use for RenameResult is to allow rangefunc to assign results within a closure.
// This is a hack, as narrowly targeted as possible to discourage abuse.
func (s *Signature) RenameResult(results []*syntax.Field, i int) (*Var, *syntax.Name) {
	a := results[i]
	obj := s.Results().At(i)

     * as dirty and in need of re-evaluation when we see certain types of modifications to a configuration.
     *
     * In the future, we could narrow the number of configurations that need to be re-evaluated, but it would
     * be better to get rid of the behavior that allows configurations to be modified once they've been observed.
     *