Changing the order with the original filter didn't have an effect. 

Trying the revised filter (which I renamed, as it is very different from 
the first one) resulted in the following error message: 


[image: Screenshot from 2022-07-05 13-42-57.png]
Albert Krewinkel schrieb am Dienstag, 5. Juli 2022 um 12:27:43 UTC+2:

>
> John Carter Wood <woo...-ZOsAvrTRSvuEhhMi0yms2Q@public.gmane.org> writes:
>
> > I have finally had a chance to try out Denis's lua filter but I don't
> > seem to be able to get it to work.
> > 1. I saved the filter in my .pandoc/filters folder (as
> > colon-to-dot.lua, attached)
> > 2. I used the test .md file Denis provided (as dot-test.md, attached)
> > 3. I used the pandoc command: pandoc dot-test.md --citeproc
> > --lua-filter colon-to-dot.lua -o dot-test.docx
> > But what comes out looks like this: the colon is unchanged.
> > Screenshot from 2022-07-05 12-00-17.png
> > What am I doing wrong?
>
> I didn't test them, but these changes could help:
>
> 1. Change the order of `--citeproc` and `--lua-filter=...` on the
> command line. The order in which these are given is also the order
> in which they are applied. We want the Lua filter to be applied
> first.
>
> 2. Make sure that the `references` field is populated by filtering the
> Pandoc element and adding
> `doc.meta.references = pandoc.utils.references(doc)`
>
> Here's the updated filter:
>
> ``` lua
> function Pandoc (doc)
> local meta = doc.meta
> meta.references = pandoc.utils.references(doc)
> meta.bibliography = nil -- prevent citeproc from parsing this again
>
> for _, ref in ipairs (meta.references or {}) do
> ref.title = ref.title:walk {
> Str = function (str)
> return str:gsub(':$', ',')
> end
> }
> end
>
> return pandoc.Pandoc(doc.blocks, meta)
> end
> ```
>
> HTH
>
> -- 
> Albert Krewinkel
> GPG: 8eed e3e2 e8c5 6f18 81fe e836 388d c0b2 1f63 1124
>

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