update: exit on subcommand failure (#59)

Author: erik-perri

bin/hop

@@ -1,5 +1,7 @@
 #!/usr/bin/env bash
 
+set -eo pipefail
+
 HOP_PATH=$(cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd)
 TOOLKIT_PATH=$(dirname "$HOP_PATH")