static void tok_juxtaposeCalls(L<S> tok) {
  for (int i = 1; i+4 < l(tok); i += 2)
    if (eqGet(tok, i+4, ";")
      && isIdentifier(tok.get(i))
      && (isIdentifier(tok.get(i+2)) || isQuoted(tok.get(i+2)))) {
      tok.set(i+2, "(" + tok.get(i+2) + ")");
      reTok(tok, i+2);
    }
}