// debug "bla" + blubb; => if (debug) print("bla" + blubb);
svoid tok_debugStatements(LS tok) {
  int i = -1;
  while (i = jfind(tok, i+1, "debug <quoted>")) {
    int j = tok_findEndOfStatement(tok, i); // index of semicolon+1
    replaceTokens(tok, i, i+2, "if (debug) print(");
    tokPrepend(tok, j-1, ")");
    i = j;
  }
}