File Coverage

lib/Template/Plugin/Procedural.pm

Criterion	Covered	Total	%
statement	31	33	93.9
branch	4	10	40.0
condition			n/a
subroutine	7	7	100.0
pod	1	1	100.0
total	43	51	84.3

#==============================================================================
#
# Template::Plugin::Procedural
#
# DESCRIPTION
#   A Template Plugin to provide a Template Interface to Data::Dumper
#
# AUTHOR
#   Mark Fowler
#
# COPYRIGHT
#   Copyright (C) 2002 Mark Fowler.  All Rights Reserved
#
#   This module is free software; you can redistribute it and/or
#   modify it under the same terms as Perl itself.
#
#==============================================================================

package Template::Plugin::Procedural;

use strict;
use warnings;
use base 'Template::Plugin';

our $VERSION = 1.17;
our $DEBUG   = 0 unless defined $DEBUG;
our $AUTOLOAD;

#------------------------------------------------------------------------
# load
#------------------------------------------------------------------------

sub load {
    my ($class, $context) = @_;

    # create a proxy namespace that will be used for objects
    my $proxy = "Template::Plugin::" . $class;

    # okay, in our proxy create the autoload routine that will
    # call the right method in the real class
    no strict "refs";
    unless( defined( *{ $proxy . "::AUTOLOAD" } ) ) {
        *{ $proxy . "::AUTOLOAD" } = sub {
            # work out what the method is called
            $AUTOLOAD =~ s!^.*::!!;

            print STDERR "Calling '$AUTOLOAD' in '$class'\n"
                if $DEBUG;

            # look up the sub for that method (but in a OO way)
            my $uboat = $class->can($AUTOLOAD);

            # if it existed call it as a subroutine, not as a method
            if ($uboat) {
                shift @_;
                return $uboat->(@_);
            }

            print STDERR "Eeek, no such method '$AUTOLOAD'\n"
                if $DEBUG;

            return "";
        };
    }

    # create a simple new method that simply returns a blessed
    # scalar as the object.
    unless( defined( *{ $proxy . "::new" } ) ) {
        *{ $proxy . "::new" } = sub {
            my $this;
            return bless \$this, $_[0];
        };
    }

    return $proxy;
}

1;

__END__