docs: private int look_for_slash_slash(char[] array, int cursor, int end) {
          while (cursor + 2 <= end) {
              int c = array[cursor++];
              if (c == '/') {
                  c = array[cursor++];
                  if (c == '/') {
                      return cursor;
                  }
              }
          }
          return end;
      }