Commit | Line | Data |
1a4f7732 |
1 | package MooseX::StrictConstructor::Trait::Method::Constructor; |
c8a39fc4 |
2 | |
d99e6f32 |
3 | use Moose::Role; |
4 | |
5 | use namespace::autoclean; |
c8a39fc4 |
6 | |
7 | use B (); |
c8a39fc4 |
8 | |
0b60c40b |
9 | around _generate_BUILDALL => sub { |
c8a39fc4 |
10 | my $orig = shift; |
11 | my $self = shift; |
12 | |
13 | my $source = $self->$orig(); |
14 | $source .= ";\n" if $source; |
15 | |
0b60c40b |
16 | my @attrs = '__INSTANCE__ => 1,'; |
17 | push @attrs, map { B::perlstring($_) . ' => 1,' } |
18 | grep { defined } |
19 | map { $_->init_arg() } @{ $self->_attributes() }; |
20 | |
c8a39fc4 |
21 | $source .= <<"EOF"; |
22 | my \%attrs = (@attrs); |
23 | |
24 | my \@bad = sort grep { ! \$attrs{\$_} } keys \%{ \$params }; |
25 | |
26 | if (\@bad) { |
714128ef |
27 | Moose->throw_error("Found unknown attribute(s) passed to the constructor: \@bad"); |
c8a39fc4 |
28 | } |
29 | EOF |
30 | |
31 | return $source; |
bb64c045 |
32 | } if $Moose::VERSION < 1.9900; |
33 | |
c8a39fc4 |
34 | 1; |
35 | |
36 | # ABSTRACT: A role to make immutable constructors strict |
37 | |
38 | __END__ |
39 | |
40 | =pod |
41 | |
c8a39fc4 |
42 | =head1 DESCRIPTION |
43 | |
44 | This role simply wraps C<_generate_BUILDALL()> (from |
45 | C<Moose::Meta::Method::Constructor>) so that immutable classes have a |
46 | strict constructor. |
47 | |
48 | =cut |
49 | |