We haven't yet added these extensions to pandoc.
This issue is tracked at
https://github.com/jgm/pandoc/issues/2923


"'sebastien rey-coyrehourcq' via pandoc-discuss"
<pandoc-...@googlegroups.com> writes:

> Hi !
> I compile pandoc master clone on github
> (1cbaea673debae8bbfebbb7835a6145166fae67b) on my computer using stack,
> without problem, but the latest wikilinks_title_before_pipe
> <https://github.com/jgm/commonmark-hs/blob/master/commonmark-extensions/test/wikilinks_title_before_pipe.md>
> and wikilinks_title_after_pipe
> <https://github.com/jgm/commonmark-hs/blob/master/commonmark-extensions/test/wikilinks_title_before_pipe.md>
> (wikilink syntax) extensions of commonmark_x doesn't appear.
>
> Is there something to add to the stack.yml to enable commonmark_x extension
> ?
>
> Best regards,
>
> --
> You received this message because you are subscribed to the Google Groups "pandoc-discuss" group.
> To unsubscribe from this group and stop receiving emails from it, send an email to pandoc-discus...@googlegroups.com.
> To view this discussion on the web visit https://groups.google.com/d/msgid/pandoc-discuss/130e91e4-f60e-4ca4-9633-7f4479c7b5den%40googlegroups.com.