setup.sh: update arg parsing to add support for `flutter-version-file…

…` as `-f pubspec.yaml`

setup.sh

@@ -76,8 +76,9 @@ PRINT_ONLY=""
 TEST_MODE=false
 ARCH=""
 VERSION=""
+VERSION_FILE=""
 
-while getopts 'tc:k:d:l:pa:n:' flag; do
+while getopts 'tc:k:d:l:pa:n:f:' flag; do
 	case "$flag" in
 	c) CACHE_PATH="$OPTARG" ;;
 	k) CACHE_KEY="$OPTARG" ;;
@@ -87,12 +88,24 @@ while getopts 'tc:k:d:l:pa:n:' flag; do
 	t) TEST_MODE=true ;;
 	a) ARCH="$(echo "$OPTARG" | awk '{print tolower($0)}')" ;;
 	n) VERSION="$OPTARG" ;;
+	f) VERSION_FILE="$OPTARG" ;;
 	?) exit 2 ;;
 	esac
 done
 
 [ -z "$ARCH" ] && ARCH="$ARCH_NAME"
 
+
+
+if [ -n "$VERSION_FILE" ]; then
+	if [ -n "$VERSION" ]; then
+		echo "Cannot specify both a version and a version file"
+		exit 1
+	fi
+
+	VERSION="$(yq '.environment.flutter' "$VERSION_FILE")"
+fi
+
 ARR_CHANNEL=("${@:$OPTIND:1}")
 CHANNEL="${ARR_CHANNEL[0]}"