From: Don Armstrong <don@donarmstrong.com>
Date: Tue, 14 May 2013 17:50:34 +0000 (-0700)
Subject: add git shortrev
X-Git-Url: https://git.donarmstrong.com/?a=commitdiff_plain;h=c974902c931747883b326dfdeb13089a6fac380d;p=bin.git

add git shortrev
---

diff --git a/git-shortrev b/git-shortrev
new file mode 100755
index 0000000..9af7e4b
--- /dev/null
+++ b/git-shortrev
@@ -0,0 +1,19 @@
+#!/bin/bash
+
+_usage() {
+    echo "Usage: git shortrev <committish>" 1>&2
+    exit 1
+}
+
+_shortrev() {
+    commit="${1:-HEAD}"
+    name="$(git name-rev --name-only "$commit")";
+    rev="$(git rev-parse --short "$commit")";
+    echo "$name@$rev";
+}
+
+case $# in
+    1 ) _shortrev "$1";;
+    0 ) _shortrev;;
+    * ) _usage
+esac