[TopGit PATCH] tg.sh: simplify cat_file
Use shell parameter expansion to strip the leading (w): and (i)
Signed-off-by: Bert Wesarg <bert.wesarg@googlemail.com>
---
tg.sh | 8 +++-----
1 files changed, 3 insertions(+), 5 deletions(-)
diff --git a/tg.sh b/tg.sh
index 9d08d63..d320956 100644 tg.sh
--- 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#????}"
;;
'(i):'*)
# ':file' means cat from index
- arg=$(echo "$arg" | tail --bytes=+5)
- git cat-file blob ":$arg"
+ git cat-file blob "${arg#???}"
;;
*)
git cat-file blob "$arg"
+ ;;
esac
}
--
1.7.1.1067.g5aeb7
Bert Wesarg <bert.wesarg@googlemail.com>