From: Alex J. G. Burzyński <ajgb@cpan.org>
Date: Fri, 29 Jul 2011 16:20:36 +0000 (+0100)
Subject: inline BUILDARGS
X-Git-Tag: v0.009011~13
X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=commitdiff_plain;h=0123201bb23a0510ae9ad5817a5138fc2eb0cb3e;p=gitmo%2FRole-Tiny.git

inline BUILDARGS
---

diff --git a/lib/Method/Generate/Constructor.pm b/lib/Method/Generate/Constructor.pm
index 43be542..9190ea5 100644
--- a/lib/Method/Generate/Constructor.pm
+++ b/lib/Method/Generate/Constructor.pm
@@ -44,7 +44,8 @@ sub generate_method {
   local $self->{captures} = {};
   my $body = '    my $class = shift;'."\n";
   $body .= $self->_handle_subconstructor($into, $name);
-  if ($into->can('BUILDARGS') ) {
+  my $into_buildargs = $into->can('BUILDARGS');
+  if ( $into_buildargs && $into_buildargs != \&Moo::Object::BUILDARGS ) {
       $body .= $self->_generate_args_via_buildargs;
   } else {
       $body .= $self->_generate_args;
@@ -88,9 +89,27 @@ sub _generate_args_via_buildargs {
   q{    my $args = $class->BUILDARGS(@_);}."\n";
 }
 
+# inlined from Moo::Object - update that first.
 sub _generate_args {
   my ($self) = @_;
-  q{    my $args = ref($_[0]) eq 'HASH' ? $_[0] : { @_ };}."\n";
+  return <<'_EOA';
+    my $args;
+    if ( scalar @_ == 1 ) {
+        unless ( defined $_[0] && ref $_[0] eq 'HASH' ) {
+            die "Single parameters to new() must be a HASH ref"
+                ." data => ". $_[0] ."\n";
+        }
+        $args = { %{ $_[0] } };
+    }
+    elsif ( @_ % 2 ) {
+        die "The new() method for $class expects a hash reference or a key/value list."
+                . " You passed an odd number of arguments\n";
+    }
+    else {
+        $args = {@_};
+    }
+_EOA
+
 }
 
 sub _assign_new {
diff --git a/lib/Moo/Object.pm b/lib/Moo/Object.pm
index 09a4541..cc7fc06 100644
--- a/lib/Moo/Object.pm
+++ b/lib/Moo/Object.pm
@@ -18,6 +18,7 @@ sub new {
       };
 }
 
+# Inlined into Method::Generate::Constructor::_generate_args() - keep in sync
 sub BUILDARGS {
     my $class = shift;
     if ( scalar @_ == 1 ) {
diff --git a/t/buildargs.t b/t/buildargs.t
index 90cd9f8..f1e4c27 100644
--- a/t/buildargs.t
+++ b/t/buildargs.t
@@ -13,6 +13,31 @@ use Test::More;
 
     extends qw(Qux);
 }
+
+{
+    package t::non_moo;
+
+    sub new {
+        my ($class, $arg) = @_;
+        bless { attr => $arg }, $class;
+    }
+
+    sub attr { shift->{attr} }
+
+    package t::ext_non_moo::with_attr;
+    use Moo;
+    extends qw( t::non_moo );
+
+    has 'attr2' => ( is => 'ro' );
+
+    sub BUILDARGS {
+        my ( $class, @args ) = @_;
+        shift @args if @args % 2 == 1;
+        return { @args };
+    }
+}
+
+
 {
     package Foo;
     use Moo;
@@ -97,5 +122,16 @@ foreach my $class (qw(Qux Quux)) {
     );
 }
 
+my $non_moo = t::non_moo->new( 'bar' );
+my $ext_non_moo = t::ext_non_moo::with_attr->new( 'bar', attr2 => 'baz' );
+
+is $non_moo->attr, 'bar',
+    "non-moo accepts params";
+is $ext_non_moo->attr, 'bar',
+    "extended non-moo passes params";
+is $ext_non_moo->attr2, 'baz',
+    "extended non-moo has own attributes";
+
+
 done_testing;