my $self = shift;
my %args = (@_ == 1 ? %{$_[0]} : @_);
- my $instance = bless {}, $self->name;
+ my $object = bless {}, $self->name;
- $self->_initialize_instance($instance, \%args);
- return $instance;
+ $self->_initialize_object($object, \%args);
+ return $object;
}
-sub _initialize_instance{
- my($self, $instance, $args) = @_;
+sub _initialize_object{
+ my($self, $object, $args) = @_;
my @triggers_queue;
my $key = $attribute->name;
if (defined($from) && exists($args->{$from})) {
- $instance->{$key} = $attribute->_coerce_and_verify($args->{$from});
+ $object->{$key} = $attribute->_coerce_and_verify($args->{$from});
- weaken($instance->{$key})
- if ref($instance->{$key}) && $attribute->is_weak_ref;
+ weaken($object->{$key})
+ if ref($object->{$key}) && $attribute->is_weak_ref;
if ($attribute->has_trigger) {
- push @triggers_queue, [ $attribute->trigger, $instance->{$from} ];
+ push @triggers_queue, [ $attribute->trigger, $object->{$key} ];
}
}
else {
unless ($attribute->is_lazy) {
my $default = $attribute->default;
my $builder = $attribute->builder;
- my $value = $builder ? $instance->$builder()
- : ref($default) eq 'CODE' ? $instance->$default()
+ my $value = $builder ? $object->$builder()
+ : ref($default) eq 'CODE' ? $object->$default()
: $default;
# XXX: we cannot use $attribute->set_value() because it invokes triggers.
- $instance->{$key} = $attribute->_coerce_and_verify($value, $instance);;
+ $object->{$key} = $attribute->_coerce_and_verify($value, $object);;
- weaken($instance->{$key})
- if ref($instance->{$key}) && $attribute->is_weak_ref;
+ weaken($object->{$key})
+ if ref($object->{$key}) && $attribute->is_weak_ref;
}
}
else {
foreach my $trigger_and_value(@triggers_queue){
my($trigger, $value) = @{$trigger_and_value};
- $trigger->($instance, $value);
+ $trigger->($object, $value);
}
if($self->is_anon_class){
- $instance->{__METACLASS__} = $self;
+ $object->{__METACLASS__} = $self;
}
- return $instance;
+ return $object;
}
sub clone_object {
- my $class = shift;
- my $instance = shift;
- my %params = (@_ == 1) ? %{$_[0]} : @_;
+ my $class = shift;
+ my $object = shift;
+ my %params = (@_ == 1) ? %{$_[0]} : @_;
- (blessed($instance) && $instance->isa($class->name))
- || $class->throw_error("You must pass an instance of the metaclass (" . $class->name . "), not ($instance)");
+ (blessed($object) && $object->isa($class->name))
+ || $class->throw_error("You must pass an instance of the metaclass (" . $class->name . "), not ($object)");
- my $clone = bless { %$instance }, ref $instance;
+ my $cloned = bless { %$object }, ref $object;
+ $class->_initialize_object($cloned, \%params);
- foreach my $attr ($class->get_all_attributes()) {
- if ( defined( my $init_arg = $attr->init_arg ) ) {
- if (exists $params{$init_arg}) {
- $clone->{ $attr->name } = $params{$init_arg};
- }
- }
- }
-
- return $clone;
+ return $cloned;
}
sub clone_instance {
#!/usr/bin/env perl
use strict;
use warnings;
-use Test::More tests => 9;
+use Test::More tests => 12;
use Test::Exception;
+my %triggered;
do {
package Foo;
use Mouse;
has quux => (
is => 'rw',
init_arg => 'quuux',
+ trigger => sub{
+ my($self, $value) = @_;
+ $triggered{$self} = $value;
+ },
);
sub clone {
is($foo->foo, "foo", "attr 1",);
is($foo->quux, "indeed", "init_arg respected");
+
+is $triggered{$foo}, "indeed";
+
is_deeply($foo->bar, [ 1 .. 3 ], "attr 2");
$foo->baz("foo");
my $clone = $foo->clone(foo => "dancing", baz => "bar", quux => "nope", quuux => "yes");
+is $triggered{$foo}, "indeed";
+is $triggered{$clone}, "yes", 'clone_object() invokes triggers';
+
is($clone->foo, "dancing", "overridden attr");
is_deeply($clone->bar, [ 1 .. 3 ], "clone attr");
is($clone->baz, "foo", "init_arg=undef means the attr is ignored");
throws_ok {
Foo->meta->clone_object(Foo->meta)
-} qr/You must pass an instance of the metaclass \(Foo\), not \(Mo.se::Meta::Class=HASH\(\w+\)\)/;
+} qr/You must pass an instance of the metaclass \(Foo\), not \(Mouse::Meta::Class=HASH\(\w+\)\)/;