From 868dde22232389126b5342093137dbe0ab0db2a8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Adrian=20W=C3=A4lchli?= <aedu.waelchli@gmail.com>
Date: Fri, 22 May 2020 02:30:40 +0200
Subject: [PATCH] Raise RTD doc build warnings as errors (#1823)

* suppress epub warn

* fail on warn

* suppress epub warn

* fail on warn

* disable epub

* typo

* remove obsolete suppress
---
 .readthedocs.yml | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/.readthedocs.yml b/.readthedocs.yml
index 525e3e3dff..93e2feca15 100644
--- a/.readthedocs.yml
+++ b/.readthedocs.yml
@@ -9,15 +9,16 @@ version: 2
 # reference: https://docs.readthedocs.io/en/stable/config-file/v2.html#sphinx
 sphinx:
   configuration: docs/source/conf.py
-  # TODO: set it true and debug failing
-  fail_on_warning: false
+  fail_on_warning: true
 
 # Build documentation with MkDocs
 #mkdocs:
 #  configuration: mkdocs.yml
 
 # Optionally build your docs in additional formats such as PDF and ePub
-formats: all
+formats:
+  - htmlzip
+  - pdf
 
 # Optionally set the version of Python and requirements required to build your docs
 python: