X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=lib%2FMooseX%2FStrictConstructor%2FMeta%2FMethod%2FConstructor.pm;h=970bd9c9e8f6a6e2514cb2057d750c8534510f00;hb=02f0d8486d0e8848370b0b850f49b5ce945d9edc;hp=7d2017c8f52d6700cbedd147c4e371dad521468b;hpb=c001451a92b1a0e8f33e4854d1694140cde35d53;p=gitmo%2FMooseX-StrictConstructor.git diff --git a/lib/MooseX/StrictConstructor/Meta/Method/Constructor.pm b/lib/MooseX/StrictConstructor/Meta/Method/Constructor.pm index 7d2017c..970bd9c 100644 --- a/lib/MooseX/StrictConstructor/Meta/Method/Constructor.pm +++ b/lib/MooseX/StrictConstructor/Meta/Method/Constructor.pm @@ -3,29 +3,68 @@ package MooseX::StrictConstructor::Meta::Method::Constructor; use strict; use warnings; +use Carp (); use Moose; extends 'Moose::Meta::Method::Constructor'; -sub _generate_BUILDALL ## no critic RequireArgUnpacking +override '_generate_BUILDALL' => sub ## no critic RequireArgUnpacking { my $self = shift; - my $calls = $self->SUPER::_generate_BUILDALL(@_); + my $source = super(); + $source .= ";\n" if $source; - $calls .= <<'EOF'; - my %attrs = map { $_->name() => 1 } $self->meta()->compute_all_applicable_attributes(); + my @attrs = map { $_->name() . ' => 1,' } @{ $self->attributes() }; - my @bad = sort grep { ! $attrs{$_} } keys %params; + $source .= <<"EOF"; +my \%attrs = (@attrs); - if (@bad) - { - confess "Found unknown attribute(s) passed to the constructor: @bad"; - } +my \@bad = sort grep { ! \$attrs{\$_} } keys \%params; + +if (\@bad) { + Carp::confess "Found unknown attribute(s) passed to the constructor: \@bad"; +} EOF - return $calls; + return $source; }; +no Moose; + 1; + +__END__ + +=pod + +=head1 NAME + +MooseX::StrictConstructor::Meta::Method::Constructor - A meta class to make immutable constructors strict + +=head1 SYNOPSIS + + use MooseX::StrictConstructor; + +=head1 DESCRIPTION + +This class simply overrides C<_generate_BUILDALL()> in +C so that classes that are made +immutable have a strict constructor. + +You should never have to use this class directly. + +=head1 AUTHOR + +Dave Rolsky, C<< >> + +=head1 COPYRIGHT & LICENSE + +Copyright 2007 Dave Rolsky, All Rights Reserved. + +This program is free software; you can redistribute it and/or modify +it under the same terms as Perl itself. + +=cut +