The normal way to check whether a certain revision resolves to a valid
commit is:
$ git rev-parse --verify $REV^0
Unfortunately, this does not work when $REV is of the type :/quuxery.
Write a helper to work around this limitation.
Suggested-by: Junio C Hamano <gitster@xxxxxxxxx>
Signed-off-by: Ramkumar Ramachandra <artagnon@xxxxxxxxx>
---
git-sh-setup.sh | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/git-sh-setup.sh b/git-sh-setup.sh
index 2f78359..6ae19a6 100644
--- a/git-sh-setup.sh
+++ b/git-sh-setup.sh
@@ -313,3 +313,16 @@ then
}
: ${GIT_OBJECT_DIRECTORY="$GIT_DIR/objects"}
fi
+
+peel_committish () {
+ test $# -gt 1 && quiet="--quiet" || quiet=""
+ case "$1" in
+ :/*)
+ peeltmp=$(git rev-parse --verify $quiet "$1") &&
+ git rev-parse --verify "${peeltmp}^0"
+ ;;
+ *)
+ git rev-parse --verify "${1}^0"
+ ;;
+ esac
+}
--
1.8.3.1.381.g31c8856.dirty
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