PDF: --fail-if-warnings fails to fail when resource not found

[sylsau]

$ pandoc --version
pandoc 2.1.2
Compiled with pandoc-types 1.17.3.1, texmath 0.10.1.1, skylighting 0.6

Source

---
title: "Misère du Féminisme"
author: revue La Guerre Sociale (Dominique Karamazov)
---

« Ras le viol », « Terre des hommes, viol de nuit», « La drague, c'est le viol » ... Les slogans féministes prennent le relais des gros titres de la presse à sensation. Un nouveau cheval de bataille a suceédé à l'avortement. Inscriptions murales, manifestations, batailles judiciaires, débats, procès et ripostes sauvages se développent.

![L'anti-viol, Cosmopolitan - juillet 1977](./anti-viol.jpg)

Commands used

Ignore --fail-if-warnings (PDF)

$ pandoc --fail-if-warnings -s in.md -o out.pdf`

[WARNING] Could not fetch resource './anti-viol.jpg': replacing image with description

(success)

Does not ignore --fail-if-warnings (EPUB)

$ pandoc --fail-if-warnings -s in.md -o out.epub`

[WARNING] Could not fetch resource './anti-viol.jpg': PandocResourceNotFound "./anti-viol.jpg"
Failing because there were warnings.

(it returns 3)

[jgm]

Thanks for the report. This is because we have to run some things in Text.Pandoc.PDF in IO rather than PandocIO. It would be good to chage that, but as I recall this is problematic because of the type of `withTemp`.

[jgm]

#5343 was a duplicate of this issue.

It has now been fixed.