From: nperez <nperez@cpan.org>
Date: Mon, 18 May 2009 19:29:10 +0000 (-0500)
Subject: Add back rafl and rhesa's original changes and tweak them for steven's okay for defau... 
X-Git-Tag: 0.85~10
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=ed337aad67299c2a61eca03d876600404a0fc7a2;p=gitmo%2FClass-MOP.git

Add back rafl and rhesa's original changes and tweak them for steven's okay for default => Class::MOP::Method
---

diff --git a/Changes b/Changes
index a9250b7..20c7caf 100644
--- a/Changes
+++ b/Changes
@@ -1,5 +1,13 @@
 Revision history for Perl extension Class-MOP.
 
+
+    * Class::MOP::Attribute
+      - Allow default values to be Class::MOP::Methods.
+        (Florian Ragwitz)
+      - Test the above. (Rhesa Rozendaal)
+      - Tweak original commit so the intent matches the accepted behavior
+        (Nicholas Perez)
+
 0.84 Tue, May 12, 2009
     * Makefile.PL
       - Depend on Text::Exception 0.27 to avoid failing tests ond old
diff --git a/lib/Class/MOP/Attribute.pm b/lib/Class/MOP/Attribute.pm
index aba370d..37dc2f9 100644
--- a/lib/Class/MOP/Attribute.pm
+++ b/lib/Class/MOP/Attribute.pm
@@ -248,7 +248,9 @@ sub get_write_method_ref {
 }
 
 sub is_default_a_coderef {
-    ('CODE' eq ref($_[0]->{'default'}))
+    my ($value) = $_[0]->{'default'};
+    return unless ref($value);
+    return ref($value) eq 'CODE' || (blessed($value) && $value->isa('Class::MOP::Method'));
 }
 
 sub default {
diff --git a/t/020_attribute.t b/t/020_attribute.t
index cad88e2..ee5e60b 100644
--- a/t/020_attribute.t
+++ b/t/020_attribute.t
@@ -3,11 +3,12 @@ use warnings;
 
 use Scalar::Util 'reftype', 'blessed';
 
-use Test::More tests => 100;
+use Test::More tests => 104;
 use Test::Exception;
 
 use Class::MOP;
 use Class::MOP::Attribute;
+use Class::MOP::Method;
 
 
 dies_ok { Class::MOP::Attribute->name } q{... can't call name() as a class method};
@@ -225,3 +226,21 @@ dies_ok { Class::MOP::Attribute->name } q{... can't call name() as a class metho
     is($attr->builder, 'foo_builder', '... $attr->builder == foo_builder');
 
 }
+
+{
+    for my $value ({}, bless({}, 'Foo')) {
+        throws_ok {
+            Class::MOP::Attribute->new('$foo', default => $value);
+        } qr/References are not allowed as default values/;
+    }
+}
+
+{
+    my $attr;
+    lives_ok {
+        my $meth = Class::MOP::Method->wrap(sub {shift}, name => 'foo', package_name => 'bar');
+        $attr = Class::MOP::Attribute->new('$foo', default => $meth);
+    } 'Class::MOP::Methods accepted as default';
+
+    is($attr->default(42), 42, 'passthrough for default on attribute');
+}