- Parse a page with a right-floating frameless image from wikitext to HTML
- Result HTML has class="mw-default-size mw-halign-right"; change this to class="mw-halign-right"
- Serialize modified HTML back to wikitext
- A wild NaN appeared!
$ echo "[[File:Hol_komm.png|right|frameless]]" | node tests/parse.js
<body data-parsoid='{"dsr":[0,38,0,0]}'><figure class="mw-default-size mw-halign-right" typeof="mw:Image/Frameless" data-parsoid='{"optList":[{"ck":"right","ak":"right"},{"ck":"frameless","ak":"frameless"}],"dsr":[0,37,2,2]}'><a href="./File:Hol_komm.png" data-parsoid='{"a":{"href":"./File:Hol_komm.png"},"dsr":[2,35,null,null]}'><img resource="./File:Hol_komm.png" src="//upload.wikimedia.org/wikipedia/commons/f/f1/Hol_komm.png" height="151" width="125" data-parsoid='{"a":{"resource":"./File:Hol_komm.png","height":"151","width":"125"},"sa":{"resource":"File:Hol_komm.png"}}'/></a></figure>
</body>
$ echo "[[File:Hol_komm.png|right|frameless]]" | node tests/parse.js | tee frameless.html
<body data-parsoid='{"dsr":[0,38,0,0]}'><figure class="mw-default-size mw-halign-right" typeof="mw:Image/Frameless" data-parsoid='{"optList":[{"ck":"right","ak":"right"},{"ck":"frameless","ak":"frameless"}],"dsr":[0,37,2,2]}'><a href="./File:Hol_komm.png" data-parsoid='{"a":{"href":"./File:Hol_komm.png"},"dsr":[2,35,null,null]}'><img resource="./File:Hol_komm.png" src="//upload.wikimedia.org/wikipedia/commons/f/f1/Hol_komm.png" height="151" width="125" data-parsoid='{"a":{"resource":"./File:Hol_komm.png","height":"151","width":"125"},"sa":{"resource":"File:Hol_komm.png"}}'/></a></figure>
</body>
$ sed -i frameless.html -e 's/mw-default-size //'
$ cat frameless.html
<body data-parsoid='{"dsr":[0,38,0,0]}'><figure class="mw-halign-right" typeof="mw:Image/Frameless" data-parsoid='{"optList":[{"ck":"right","ak":"right"},{"ck":"frameless","ak":"frameless"}],"dsr":[0,37,2,2]}'><a href="./File:Hol_komm.png" data-parsoid='{"a":{"href":"./File:Hol_komm.png"},"dsr":[2,35,null,null]}'><img resource="./File:Hol_komm.png" src="//upload.wikimedia.org/wikipedia/commons/f/f1/Hol_komm.png" height="151" width="125" data-parsoid='{"a":{"resource":"./File:Hol_komm.png","height":"151","width":"125"},"sa":{"resource":"File:Hol_komm.png"}}'/></a></figure>
</body>
$ cat frameless.html | node tests/parse.js --html2wt
[[File:Hol_komm.png|right|frameless|NaNxNaNpx]]
Version: unspecified
Severity: normal