From: Jesse Luehrs <doy@tozt.net>
Date: Wed, 20 Oct 2010 21:06:08 +0000 (-0500)
Subject: if $code is undef, we have an actual error; don't overwrite that
X-Git-Tag: 0.01~18
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=b86710e953dc6a4403be3f92ae7c1908f4584376;p=gitmo%2FEval-Closure.git

if $code is undef, we have an actual error; don't overwrite that
---

diff --git a/lib/Eval/Closure.pm b/lib/Eval/Closure.pm
index fbd3e2c..719701d 100644
--- a/lib/Eval/Closure.pm
+++ b/lib/Eval/Closure.pm
@@ -77,7 +77,7 @@ sub _clean_eval_closure {
     my $code = eval _make_source(@_);
     my $e = $@;
 
-    if (!ref($code) || ref($code) ne 'CODE') {
+    if (defined($code) && (!ref($code) || ref($code) ne 'CODE')) {
         $e = "The 'source' parameter must return a subroutine reference, "
            . "not $code";
         undef $code;