File Coverage

blib/lib/Perinci/Sub/Dep/pm.pm

Criterion	Covered	Total	%
statement	32	32	100.0
branch	10	12	83.3
condition			n/a
subroutine	7	7	100.0
pod			n/a
total	49	51	96.0

package Perinci::Sub::Dep::pm;

use 5.010001;
use strict;
use warnings;
use Log::ger;

use Perinci::Sub::DepUtil qw(declare_function_dep);

our $AUTHORITY = 'cpan:PERLANCAR'; # AUTHORITY
our $DATE = '2022-03-20'; # DATE
our $DIST = 'Perinci-Sub-Dep-pm'; # DIST
our $VERSION = '0.301'; # VERSION

declare_function_dep(
    name => 'pm',
    schema => ['str*' => {}],
    check => sub {
        my ($val) = @_;

        $val = {name=>$val} unless ref $val eq 'HASH';

        my $mod = $val->{name} or return "BUG: Module name not specified in the 'pm' dependency";

        (my $mod_pm = "$mod.pm") =~ s!::!/!g;
        eval { require $mod_pm };
        return "Can't load module $mod: $@" if $@;
        no strict 'refs'; ## no critic: ProhibitNoStrict
        if (defined $val->{min_version}) {
            require Version::Util;
            my $mod_ver = ${"$mod\::VERSION"};
            defined($mod_ver) or return "Can't get version from module $mod";
            log_trace "Comparing version of module $mod ($mod_ver vs minimum wanted $val->{min_version})";
            return "Version of $mod too old ($mod_ver, minimum $val->{min_version})"
                if Version::Util::version_lt($mod_ver, $val->{min_version});
        }
        "";
    }
);

1;
# ABSTRACT: Depend on a Perl module

__END__