From: Robert 'phaylon' Sedlacek <r.sedlacek@shadowcat.co.uk>
Date: Tue, 12 Jun 2012 19:52:20 +0000 (+0000)
Subject: only roll back if there are changes
X-Git-Tag: v0.000001~8
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?p=scpubgit%2FFile-Tree-Snapshot.git;a=commitdiff_plain;h=aff04a36b6f3fb287ef6e325b7eb80327774d2a5

only roll back if there are changes
---

diff --git a/lib/File/Tree/Snapshot.pm b/lib/File/Tree/Snapshot.pm
index 43b3bfa..ec356d4 100644
--- a/lib/File/Tree/Snapshot.pm
+++ b/lib/File/Tree/Snapshot.pm
@@ -85,6 +85,8 @@ sub commit {
 sub reset {
     my ($self) = @_;
     $self->_git_exec('add .');
+    return 1
+        unless $self->_has_changes;
     $self->_git_exec('checkout -f');
     return 1;
 }