Doc build fails if warnings

If the docstrings are invalid then the commit should fail the gate.

Change-Id: Iabe506fa914ac5e742c0c5f4682ed0471c4a64ca

1 files changed, 3 insertions, 0 deletions

diff --git a/setup.cfg b/setup.cfg
index 4c24228..ee649b8 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -36,6 +36,9 @@ source-dir = doc/source
 build-dir = doc/build
 all_files = 1
 
+[pbr]
+warnerrors = True
+
 [upload_sphinx]
 upload-dir = doc/build/html