From: Shawn M Moore <sartak@gmail.com>
Date: Wed, 16 Jul 2008 05:44:36 +0000 (+0000)
Subject: Support before and after triggers in the setter
X-Git-Tag: 0.19~255
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=4e757c98541b96d622e86b74d50d25ce183f7697;p=gitmo%2FMouse.git

Support before and after triggers in the setter
---

diff --git a/lib/Mouse/Meta/Attribute.pm b/lib/Mouse/Meta/Attribute.pm
index 023ab4d..1c46633 100644
--- a/lib/Mouse/Meta/Attribute.pm
+++ b/lib/Mouse/Meta/Attribute.pm
@@ -56,11 +56,15 @@ sub generate_accessor {
     my $name       = $attribute->name;
     my $key        = $name;
     my $default    = $attribute->default;
-    my $trigger    = $attribute->trigger;
     my $type       = $attribute->type_constraint;
     my $constraint = $attribute->find_type_constraint;
     my $builder    = $attribute->builder;
 
+    my $trigger = $attribute->trigger;
+    my $before  = $trigger->{before};
+    my $after   = $trigger->{after};
+    my $around  = $trigger->{around};
+
     my $accessor = 'sub {
         my $self = shift;';
 
@@ -68,6 +72,10 @@ sub generate_accessor {
         $accessor .= 'if (@_) {
             local $_ = $_[0];';
 
+        if ($before) {
+            $accessor .= '$before->($self, $_, $attribute);';
+        }
+
         if ($constraint) {
             $accessor .= 'do {
                 my $display = defined($_) ? overload::StrVal($_) : "undef";
@@ -81,8 +89,8 @@ sub generate_accessor {
             $accessor .= 'Scalar::Util::weaken($self->{$key}) if ref($self->{$key});';
         }
 
-        if ($trigger) {
-            $accessor .= '$trigger->($self, $_, $attribute);';
+        if ($after) {
+            $accessor .= '$after->($self, $_, $attribute);';
         }
 
         $accessor .= '}';