X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2FClass%2FMOP%2FMethod%2FConstructor.pm;h=77c172c42c2bfe12def3cee2e15ce66f0ad445d3;hb=81b5e774319e5a9b83f09aae1b101b25ff7af350;hp=23d4f41ffa06d2b4cd53273cb90b59801030a527;hpb=436d2a84bd01a0a9798178c57d89e5edbc9b5f02;p=gitmo%2FClass-MOP.git diff --git a/lib/Class/MOP/Method/Constructor.pm b/lib/Class/MOP/Method/Constructor.pm index 23d4f41..77c172c 100644 --- a/lib/Class/MOP/Method/Constructor.pm +++ b/lib/Class/MOP/Method/Constructor.pm @@ -5,9 +5,9 @@ use strict; use warnings; use Carp 'confess'; -use Scalar::Util 'blessed', 'weaken', 'looks_like_number'; +use Scalar::Util 'blessed', 'weaken'; -our $VERSION = '0.93'; +our $VERSION = '1.09'; $VERSION = eval $VERSION; our $AUTHORITY = 'cpan:STEVAN'; @@ -72,11 +72,6 @@ sub associated_metaclass { (shift)->{'associated_metaclass'} } ## cached values ... -sub _meta_instance { - my $self = shift; - $self->{'meta_instance'} ||= $self->associated_metaclass->get_meta_instance; -} - sub _attributes { my $self = shift; $self->{'attributes'} ||= [ $self->associated_metaclass->get_all_attributes ] @@ -100,7 +95,11 @@ sub _generate_constructor_method { sub _generate_constructor_method_inline { my $self = shift; - my $close_over = {}; + my $defaults = [map { $_->default } @{ $self->_attributes }]; + + my $close_over = { + '$defaults' => \$defaults, + }; my $source = 'sub {'; $source .= "\n" . 'my $class = shift;'; @@ -110,9 +109,10 @@ sub _generate_constructor_method_inline { $source .= "\n" . 'my $params = @_ == 1 ? $_[0] : {@_};'; - $source .= "\n" . 'my $instance = ' . $self->_meta_instance->inline_create_instance('$class'); + $source .= "\n" . 'my $instance = ' . $self->associated_metaclass->inline_create_instance('$class'); + my $idx = 0; $source .= ";\n" . (join ";\n" => map { - $self->_generate_slot_initializer($_, $close_over) + $self->_generate_slot_initializer($_, $idx++) } @{ $self->_attributes }); $source .= ";\n" . 'return $instance'; $source .= ";\n" . '}'; @@ -130,54 +130,62 @@ sub _generate_constructor_method_inline { sub _generate_slot_initializer { my $self = shift; my $attr = shift; - my $close = shift; + my $idx = shift; my $default; if ($attr->has_default) { - # NOTE: - # default values can either be CODE refs - # in which case we need to call them. Or - # they can be scalars (strings/numbers) - # in which case we can just deal with them - # in the code we eval. - if ($attr->is_default_a_coderef) { - my $idx = @{$close->{'@defaults'}||=[]}; - push(@{$close->{'@defaults'}}, $attr->default); - $default = '$defaults[' . $idx . ']->($instance)'; - } - else { - $default = $attr->default; - # make sure to quote strings ... - unless (looks_like_number($default)) { - $default = "'$default'"; - } - } + $default = $self->_generate_default_value($attr, $idx); } elsif( $attr->has_builder ) { $default = '$instance->'.$attr->builder; } - if ( defined(my $init_arg = $attr->init_arg) ) { - return ( - 'if(exists $params->{\'' . $init_arg . '\'}){' . "\n" . - $self->_meta_instance->inline_set_slot_value( - '$instance', - $attr->name, - '$params->{\'' . $init_arg . '\'}' ) . "\n" . - '} ' . (!defined $default ? '' : 'else {' . "\n" . - $self->_meta_instance->inline_set_slot_value( + if ( defined( my $init_arg = $attr->init_arg ) ) { + return ( + 'if(exists $params->{\'' + . $init_arg . '\'}){' . "\n" + . $attr->inline_set( + '$instance', + '$params->{\'' . $init_arg . '\'}' + ) + . "\n" . '} ' + . ( + !defined $default ? '' : 'else {' . "\n" + . $attr->inline_set( '$instance', - $attr->name, - $default ) . "\n" . - '}') + $default + ) + . "\n" . '}' + ) ); - } elsif ( defined $default ) { + } + elsif ( defined $default ) { return ( - $self->_meta_instance->inline_set_slot_value( + $attr->inline_set( '$instance', - $attr->name, - $default ) . "\n" + $default + ) + . "\n" ); - } else { return '' } + } + else { + return ''; + } +} + +sub _generate_default_value { + my ($self, $attr, $index) = @_; + # NOTE: + # default values can either be CODE refs + # in which case we need to call them. Or + # they can be scalars (strings/numbers) + # in which case we can just deal with them + # in the code we eval. + if ($attr->is_default_a_coderef) { + return '$defaults->[' . $index . ']->($instance)'; + } + else { + return '$defaults->[' . $index . ']'; + } } 1; @@ -256,7 +264,7 @@ Stevan Little Estevan@iinteractive.comE =head1 COPYRIGHT AND LICENSE -Copyright 2006-2009 by Infinity Interactive, Inc. +Copyright 2006-2010 by Infinity Interactive, Inc. L