Merge pull request matplotlib#16112 from Kojoley/ci-travis-fail-when-dep-install-fails

NelleV · Kojoley · commit c1fba63a05d6 · 2020-01-09T18:59:19.000+03:00
CI: Fail when failed to install dependencies
diff --git a/.travis.yml b/.travis.yml
@@ -125,8 +125,10 @@ before_install:
       export PATH=$PATH:/tmp/λ
       export PATH=/usr/lib/ccache:$PATH
     else
+      set -e
       brew update
       brew tap homebrew/gui
+      set +e
       # brew install python libpng ffmpeg imagemagick mplayer ccache
       # We could install ghostscript and inkscape here to test svg and pdf
       # but this makes the test time really long.
@@ -159,6 +161,8 @@ install:
         $PYPARSING \
         $DATEUTIL \
         $SPHINX
+  - |
+    # Install optional dependencies from PyPI.
     # GUI toolkits are pip-installable only for some versions of Python so
     # don't fail if we can't install them.  Make it easier to check whether the
     # install was successful by trying to import the toolkit (sometimes, the
