G2-338 Improved github jack error message

g2forge · Apr 12, 2019 · 3a2c8f4 · 3a2c8f4
1 parent c6beea1
commit 3a2c8f4
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/builtin/jack/github/jack b/builtin/jack/github/jack
@@ -104,6 +104,12 @@ function import () {
 		BRANCH=$(git rev-parse --abbrev-ref HEAD)
 		if [ "${BRANCH}" != "${VERSION}" ]; then
 			echo -e "${CFMT_INFO}Switching to version ${VERSION}${CFMT_NORMAL}" >&2
+			set +e
+			if ! git show-ref | grep "/${VERSION}\$"; then
+				echo -e "${CFMT_ERROR}Version ${VERSION} could not be found!${CFMT_NORMAL}" >&2
+				exit 1
+			fi
+			set -e
 			REFSPEC=$(git show-ref | grep "/${VERSION}\$" | cut -f 2 -d ' ')
 			git checkout -b ${VERSION} ${REFSPEC} >&2
 		fi