!752

static class Holladiho {
  class Cheerio {}
}

p {
  ClassLoader loader = myClassLoader();
  L<File> files = cast getOpt(loader, "files");
  if (files == null)
    fail("No classes info (please run #1001639!)");
  new L<S> classes;
  for (File dir : files) {
    if (dir.isDirectory()) {
      for (File f : listFiles(dir)) {
        S s = f.getName();
        if (s.endsWith(".class") && s.startsWith("main$"))
          classes.add(dropPrefix("main$", dropSuffix(".class", s)));
      }
    }
  }
  printStructure(classes);
}

Began life as a copy of #1005032