((output
  (((f.ml (1 0) (1 7)) (code_block foo))
   ((f.ml (1 7) (1 8)) (paragraph (((f.ml (1 7) (1 8)) (word ])))))
   ((f.ml (1 8) (1 9)) (paragraph (((f.ml (1 8) (1 9)) (word })))))))
 (warnings
  ( "File \"f.ml\", line 1, characters 7-8:\
   \nUnpaired ']' (end of code).\
   \nSuggestion: try '\\]'."
    "File \"f.ml\", line 1, characters 7-8:\
   \nParagraph should begin on its own line."
    "File \"f.ml\", line 1, characters 8-9:\
   \nUnpaired '}' (end of markup).\
   \nSuggestion: try '\\}'.")))
