Fail ./build-drivers.sh if any driver fails to build [ci skip]

bin/build-driver.sh

 #! /usr/bin/env bash
 
-set -eu
+set -euo pipefail
 
 project_root=`pwd`
 

bin/build-drivers.sh

 #! /usr/bin/env bash
 
-set -e
+set -eo pipefail
 
 # If ran as `./bin/build-drivers.sh clean` then uninstall metabase-core from the local Maven repo and delete
 if [ "$1" == clean ]; then
@@ -22,4 +22,9 @@ fi
 for driver in `ls modules/drivers/ | sed 's|/$||'`; do # strip trailing slashes if `ls` is set to include them
     echo "Build: $driver"
     ./bin/build-driver.sh "$driver"
+
+    if [ $? -ne 0 ]; then
+        echo "Failed to build driver $driver."
+        exit -1
+    fi
 done