use Carp 'confess';
-our $VERSION = '0.64_03';
+our $VERSION = '1.02';
$VERSION = eval $VERSION;
our $AUTHORITY = 'cpan:STEVAN';
use base 'Class::MOP::Method';
-sub new {
- my $class = shift;
- my %options = @_;
-
- ($options{package_name} && $options{name})
- || confess "You must supply the package_name and name parameters $Class::MOP::Method::UPGRADE_ERROR_TEXT";
-
- my $self = $class->_new(\%options);
-
- $self->initialize_body;
-
- return $self;
-}
+use constant _PRINT_SOURCE => $ENV{MOP_PRINT_SOURCE} ? 1 : 0;
-sub _new {
- my $class = shift;
- my $options = @_ == 1 ? $_[0] : {@_};
-
- $options->{is_inline} ||= 0;
- $options->{body} ||= undef;
+## accessors
- bless $options, $class;
+sub new {
+ confess __PACKAGE__ . " is an abstract base class, you must provide a constructor.";
}
-## accessors
+sub is_inline { $_[0]{is_inline} }
-sub is_inline { (shift)->{'is_inline'} }
+sub definition_context { $_[0]{definition_context} }
-sub initialize_body {
+sub _initialize_body {
confess "No body to initialize, " . __PACKAGE__ . " is an abstract base class";
}
+sub _eval_closure {
+ # my ($self, $captures, $sub_body) = @_;
+ my $__captures = $_[1];
+
+ my $code;
+
+ my $e = do {
+ local $@;
+ local $SIG{__DIE__};
+ my $source = join
+ "\n", (
+ map {
+ /^([\@\%\$])/
+ or die "capture key should start with \@, \% or \$: $_";
+ q[my ]
+ . $_ . q[ = ]
+ . $1
+ . q[{$__captures->{']
+ . $_ . q['}};];
+ } keys %$__captures
+ ),
+ $_[2];
+ print STDERR "\n", $_[0]->name, ":\n", $source, "\n" if _PRINT_SOURCE;
+ $code = eval $source;
+ $@;
+ };
+
+ return ( $code, $e );
+}
+sub _add_line_directive {
+ my ( $self, %args ) = @_;
-1;
-
-__END__
-
-=pod
-
-=head1 NAME
-
-Class::MOP::Method::Generated - Abstract base class for generated methods
+ my ( $line, $file );
-=head1 DESCRIPTION
+ if ( my $ctx = ( $args{context} || $self->definition_context ) ) {
+ $line = $ctx->{line};
+ if ( my $desc = $ctx->{description} ) {
+ $file = "$desc defined at $ctx->{file}";
+ } else {
+ $file = $ctx->{file};
+ }
+ } else {
+ ( $line, $file ) = ( 0, "generated method (unknown origin)" );
+ }
-This is a C<Class::MOP::Method> subclass which is used interally
-by C<Class::MOP::Method::Accessor> and C<Class::MOP::Method::Constructor>.
+ my $code = $args{code};
-=head1 METHODS
+ # if it's an array of lines, join it up
+ # don't use newlines so that the definition context is more meaningful
+ $code = join(@$code, ' ') if ref $code;
-=over 4
+ return qq{#line $line "$file"\n} . $code;
+}
-=item B<new (%options)>
+sub _compile_code {
+ my ( $self, %args ) = @_;
-This creates the method based on the criteria in C<%options>,
-these options are:
+ my $code = $self->_add_line_directive(%args);
-=over 4
+ return $self->_eval_closure($args{environment}, $code);
+}
-=item I<is_inline>
+1;
-This is a boolean to indicate if the method should be generated
-as a closure, or as a more optimized inline version.
+__END__
-=back
+=pod
-=item B<is_inline>
+=head1 NAME
-This returns the boolean which was passed into C<new>.
+Class::MOP::Method::Generated - Abstract base class for generated methods
-=item B<initialize_body>
+=head1 DESCRIPTION
-This is an abstract method and will throw an exception if called.
+This is a C<Class::MOP::Method> subclass which is subclassed by
+C<Class::MOP::Method::Accessor> and
+C<Class::MOP::Method::Constructor>.
-=back
+It is not intended to be used directly.
=head1 AUTHORS
=head1 COPYRIGHT AND LICENSE
-Copyright 2006-2008 by Infinity Interactive, Inc.
+Copyright 2006-2010 by Infinity Interactive, Inc.
L<http://www.iinteractive.com>