set flag AllPublic.

static Class<?> hotwireSharingClasses(S progID, Class... classesToShare) ctex {
  Pair<File, S> p = CompilerBot.compileSnippet2(progID);
  File jar = p.a;
  assertTrue(f2s(jar), jar.isFile());
  
  // collect files (program + libraries)
  
  L<File> files = ll(jar);
  S dehlibs = unnull(loadTextFileFromZip(jar, "libraries"));
  
  L<File> myLibraries = myLibraryFiles();

  Matcher matcher = Pattern.compile("\\d+").matcher(dehlibs);
  while (matcher.find())
    files.add(loadLibrary(matcher.group()));

  // make class loader
  JavaXClassLoaderWithParent2 classLoader = new(progID, files, myClassLoader(), map className(classesToShare));
  
  ret hotwire_finish(classLoader, progID, p.b);
}

Began life as a copy of #1010562