package Constructor;
use strict;
use warnings;
use Exporter;

BEGIN {
        our @ISA;
        push @ISA, 'Exporter';

        our @EXPORT     = qw( );
        our @EXPORT_OK  = qw( );
}


sub import 
{
        my $class = shift;
        my ($package, $filename, $line) = caller;

        no strict 'refs';
        my $slot = $package . '::' . $class;
        # Input fields to our constructor
        my @FIELDS = qw( foo bar baz );
        *$slot = sub {
                my $in_class = shift;
                my $params;
                if(ref($in_class) eq 'HASH') {
                        $params    = $in_class;
                        $in_class  = $class;
                }
                else {
                        $params = shift || { };
                }

                my $self = { map { $_ => $params->{$_} || '' } @FIELDS };
                bless $self, $class;
        };
}

1;