pandoc/test/command/7436.md

```
% pandoc -f rst -t native
.. include:: command/three.txt
   :code:

.. include:: command/three.txt
   :literal:

.. include:: command/three.txt
^D
[ CodeBlock
  ( "", [ "" ], [ ( "code", "" ) ] ) "1st line.\n2nd line.\n3rd line.\n"
, CodeBlock
  ( ""
  , [ "" ]
  ,
    [ ( "literal", "" ) ]
  ) "1st line.\n2nd line.\n3rd line.\n"
, Para
  [ Str "1st"
  , Space
  , Str "line."
  , SoftBreak
  , Str "2nd"
  , Space
  , Str "line."
  , SoftBreak
  , Str "3rd"
  , Space
  , Str "line."
  ]
]
```