Compile with warnings as errors. This will make warnings fail on CI. (#1244)

asummers · begedin · commit c7f8eb946080 · 2017-12-27T16:55:48.000+01:00
diff --git a/circle.yml b/circle.yml
@@ -10,7 +10,7 @@ dependencies:
   pre:
     - ./bin/circle_pre_build.sh
     - mix deps.compile
-    - mix compile
+    - mix compile --warnings-as-errors
 test:
   override:
     - |
