From 9dd53e86b2f63f12364f432eacd2ea43bb0d1f03 Mon Sep 17 00:00:00 2001
From: Dave Herman <dherman@mozilla.com>
Date: Fri, 8 Jun 2012 23:26:06 -0700
Subject: [PATCH] don't commit or push if there are no changes

---
 lib/build.js | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/lib/build.js b/lib/build.js
index f313ccf..fe032b1 100644
--- a/lib/build.js
+++ b/lib/build.js
@@ -111,6 +111,12 @@ function push(message, cb) {
             }
             console.log("added files: " + add);
             console.log("removed files: " + rm);
+
+            if (add.length === 0 && rm.length === 0) {
+                console.log("no changes");
+                return cb();
+            }
+
             async.series([
                 // git rm -rf <removed files>
                 function(cb) {