svoid assertJavaSourceEqualsVerbose_v2(S msg default "", S src, LS tok) {
  LS tokens1 = javaTokC(src), tokens2 = codeTokens(tok);
  int iDiff = indexOfDifference(tokens1, tokens2);
  if (iDiff < 0) print("OK: \n" + join(tok));
  fail("Error in token " + iDiff + ": " + join(tok) + "\n= expected =\n" + src);
}