1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
|
package Dist::Zilla::Plugin::PerlVersionPrereqs;
use Moose;
with 'Dist::Zilla::Role::InstallTool', 'Dist::Zilla::Role::MetaProvider';
has prereq_perl_version => (
is => 'ro',
isa => 'Str',
lazy => 1,
default => sub {
my $self = shift;
return $self->plugin_name;
},
);
has _prereqs => (
is => 'ro',
isa => 'HashRef[Str]',
required => 1,
);
sub BUILDARGS {
my $class = shift;
my $opts = $class->SUPER::BUILDARGS(@_);
my $zilla = delete $opts->{zilla};
my $plugin_name = delete $opts->{plugin_name};
my %extra = map { $_ => delete $opts->{$_} } grep { /^\W/ } keys %$opts;
return {
zilla => $zilla,
plugin_name => $plugin_name,
_prereqs => $opts,
(map { $_ => $extra{$_} } keys %extra),
};
}
sub setup_installer {
my $self = shift;
my $perl_version = $self->prereq_perl_version;
confess "You must specify a perl version"
unless $perl_version;
my ($makefile_pl) = grep { $_->name eq 'Makefile.PL' }
@{ $self->zilla->files };
confess "This plugin only supports [MakeMaker]"
unless $makefile_pl;
my $prereqs = $self->_prereqs;
return unless keys %$prereqs;
my $content = $makefile_pl->content;
my $prereq_string = join("\n ", map {
qq["$_" => "$prereqs->{$_}",]
} keys %$prereqs);
my $extra_content = <<EXTRA;
if (\$] < $perl_version) {
\$WriteMakefileArgs{PREREQ_PM} = {
\%{ \$WriteMakefileArgs{PREREQ_PM} },
$prereq_string
};
}
EXTRA
$content =~ s/(WriteMakefile\()/$extra_content\n$1/
or die "Couldn't update Makefile.PL contents";
$makefile_pl->content($content);
}
sub metadata {
return { dynamic_config => 1 };
}
around dump_config => sub {
my $orig = shift;
my $self = shift;
my $config = $self->$orig(@_);
$config->{''.__PACKAGE__} = {
perl_version => $self->prereq_perl_version,
};
return $config;
};
__PACKAGE__->meta->make_immutable;
no Moose;
1;
|
