tg-push: Filter out plain SHA1s from being pushed.

[topgit.git] / tg.sh

diff --git a/tg.sh b/tg.sh
index 1f6d3da6aab7949716a71efc8201fa6b62331eed..91c374a0978a8a7bcb447130a032f264b14d5c91 100644 (file)
--- a/tg.sh
+++ b/tg.sh
@@ -126,6 +126,13 @@ branch_annihilated()
        test "$(git rev-parse "$mb^{tree}")" = "$(git rev-parse "$_name^{tree}")";
 }
 
+# is_sha1 REF
+# Whether REF is a SHA1 (compared to a symbolic name).
+is_sha1()
+{
+       [ "$(git rev-parse "$1")" = "$1" ]
+}
+
 # recurse_deps CMD NAME [BRANCHPATH...]
 # Recursively eval CMD on all dependencies of NAME.
 # CMD can refer to $_name for queried branch name,