File Coverage

blib/lib/Aspect/Advice.pm

Criterion	Covered	Total	%
statement	22	25	88.0
branch	4	6	66.6
condition	0	3	0.0
subroutine	8	9	88.8
pod	0	2	0.0
total	34	45	75.5

package Aspect::Advice;

use strict;
use Carp ();

our $VERSION = '1.04';

sub new {
	my $class = shift;
	my $self  = bless {
		@_,
		installed => 0,
	}, $class;

	# Validate the advice and pointcut combination
	my $error = $self->_validate;
	Carp::croak($error) if defined $error;

	# Install and save the lexical hook
	$self->{hook} = $self->_install;

	return $self;
}

sub code {
	$_[0]->{code};
}

sub pointcut {
	$_[0]->{pointcut};
}

sub lexical {
	$_[0]->{lexical};
}

sub installed {
	$_[0]->{installed};
}

sub DESTROY {
	$_[0]->{hook}->() if $_[0]->{hook};
}





######################################################################
# Installation Internals

sub _install {
	my $class = ref $_[0] || $_[0];
	die("Method '_install' is not implemented by class '$class'");
}

sub _validate {
	my $self = shift;

	# The use of more than one highest rule in a pointcut is not supported
	if ( $self->pointcut->match_contains('Aspect::Pointcut::Highest') > 1 ) {
		return "Multiple highest pointcut use is not yet supported";
	}

	return;
}





######################################################################
# Optional XS Acceleration

BEGIN {
	local $@;
	eval <<'END_PERL';
use Class::XSAccessor 1.08 {
	replace => 1,
	getters => {
		'code'     => 'code',
		'pointcut' => 'pointcut',
		'lexical'  => 'lexical',
	},
};
END_PERL
}

1;

__END__