package Storage::Factory; {
    use Storage::SQLite;
    use Storage::MySQL;

    sub new {
        my $class = shift;
        my $opt = {@_};

        return Storage::SQLite->new(file => $opt->{dsn}) if $opt->{type} eq 'sqlite';
        return Storage::MySQL->new(dsn => $opt->{dsn}) if $opt->{type} eq 'mysql';
    }
}
1;


use Storage::Factory;

my $storage = Storage::Factory->new(%{ $self->plugin('Config')->{db} })