Get perl version releases using its git tags

get_perl_versions.pl

#!/usr/bin/env perl

use 5.012;
use warnings;
use Net::GitHub::V2::Repositories;

my $github = Net::GitHub::V2::Repositories->new(
    owner => 'mirrors',  repo => 'perl',
);

my @versions;
my $tags = $github->tags;

for my $tag (keys %$tags) {
    # just perl5 since 5.6
    if ($tag =~ m/^(perl-|v)5\.(\d+)\.(\d+)(.*)/) {     
        push @versions, [5, $2, $3, $4];
    }
}

sub by_version {
    $b->[0] <=> $a->[0] ||
    $b->[1] <=> $a->[1] ||
    $b->[2] <=> $a->[2];
}

sub format_version { sprintf "perl-%d.%d.%d%s", @_ }

# print versions from latest to oldest
for my $version (sort by_version @versions) {
    next if $version->[3] =~ m/RC/;   # <= exclude release candidates
    next if $version->[1] % 2 != 0;   # <= exclude development versions
    
    say format_version( @$version );
}