static L<S> tok_multiLineQuotesToStandardQuotes(L<S> tok) {
  for (int i = 1; i < l(tok); i += 2)
    if (isMultilineQuoted(tok.get(i)))
      tok.set(i, requote(tok.get(i)));
  ret tok;
}

static S tok_multiLineQuotesToStandardQuotes(S s) {
  ret join(tok_multiLineQuotesToStandardQuotes(javaTok(s));
}