Displaying prettier error when a glob doesn't match any files

entrypoint.sh

@@ -2,7 +2,7 @@
 # e is for exiting the script automatically if a command fails, u is for exiting if a variable is not set
 # x would be for showing the commands before they are executed
 set -eu
-shopt -s globstar nullglob
+shopt -s globstar
 
 # FUNCTIONS
 # Function for setting up git env in the docker container (copied from https://github.com/stefanzweifel/git-auto-commit-action/blob/master/entrypoint.sh)
@@ -63,7 +63,8 @@ fi
 PRETTIER_RESULT=0
 echo "Prettifying files..."
 echo "Files:"
-prettier $INPUT_PRETTIER_OPTIONS || { PRETTIER_RESULT=$?; echo "Problem running prettier with $INPUT_PRETTIER_OPTIONS"; }
+prettier $INPUT_PRETTIER_OPTIONS \
+  || { PRETTIER_RESULT=$?; echo "Problem running prettier with $INPUT_PRETTIER_OPTIONS"; exit 1; }
 
 # Ignore node modules and other action created files
 if [ -d 'node_modules' ]; then