X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ian/git?a=blobdiff_plain;f=tg.sh;h=8264a3b074f1d6bbded09e8110f1c07be475ffdd;hb=294846dad135e8258f037b6695fb9c0cacc77e8e;hp=3718702e5cd20eb0aefcfbb36a77801411c88978;hpb=7aeb4b93b0179788006c17dd59fe5b971c6ad037;p=topgit.git

diff --git a/tg.sh b/tg.sh
index 3718702..8264a3b 100644
--- a/tg.sh
+++ b/tg.sh
@@ -25,17 +25,15 @@ cat_file()
 	arg="$1"
 	case "$arg" in
 	'(w):'*)
-		arg=$(echo "$arg" | tail --bytes=+5)
-		cat "$arg"
-		return
+		cat "${arg#(w):}"
 		;;
 	'(i):'*)
 		# ':file' means cat from index
-		arg=$(echo "$arg" | tail --bytes=+5)
-		git cat-file blob ":$arg"
+		git cat-file blob "${arg#(i)}"
 		;;
 	*)
 		git cat-file blob "$arg"
+		;;
 	esac
 }