Merge pull request #191 from netlify/chore/better-codecov-error-handling

Add `--fail` flag to `curl` for Codecov

Author: ehmicky

scripts/coverage.sh

@@ -9,5 +9,5 @@ node="node_${node//./_}"
 
 # We don't use the -Z flag (which makes CI build fail on upload error) because
 # Codecov fails wait too often.
-curl -s https://codecov.io/bash | \
+curl --fail -s https://codecov.io/bash | \
   bash -s -- -f coverage/coverage-final.json -F "$os" -F "$node"