package PPIx::EditorTools::FindUnmatchedBrace;
BEGIN {
$PPIx::EditorTools::FindUnmatchedBrace::VERSION = '0.11';
}
# ABSTRACT: PPI-based unmatched-brace-finder
use 5.008;
use strict;
use warnings;
use Carp;
use base 'PPIx::EditorTools';
use Class::XSAccessor accessors => {};
use PPI;
sub find {
my ( $self, %args ) = @_;
$self->process_doc(%args);
my $ppi = $self->ppi;
my $where = $ppi->find( \&PPIx::EditorTools::find_unmatched_brace );
if ($where) {
@$where = sort {
PPIx::EditorTools::element_depth($b)
<=> PPIx::EditorTools::element_depth($a)
or $a->location->[0] <=> $b->location->[0]
or $a->location->[1] <=> $b->location->[1]
} @$where;
return PPIx::EditorTools::ReturnObject->new(
ppi => $ppi,
element => $where->[0] );
}
return;
}
1;
=pod
=head1 NAME
PPIx::EditorTools::FindUnmatchedBrace - PPI-based unmatched-brace-finder
=head1 VERSION
version 0.11
=head1 SYNOPSIS
my $brace = PPIx::EditorTools::FindUnmatchedBrace->new->find(
code => "package TestPackage;\nsub x { 1;\n"
);
my $location = $brace->element->location;
=head1 DESCRIPTION
Finds the location of unmatched braces in a C<PPI::Document>.
=head1 METHODS
=over 4
=item new()
Constructor. Generally shouldn't be called with any arguments.
=item find( ppi => PPI::Document $ppi )
=item find( code => Str $code )
Accepts either a C<PPI::Document> to process or a string containing
the code (which will be converted into a C<PPI::Document>) to process.
Finds the location of unmatched braces. Returns a
C<PPIx::EditorTools::ReturnObject> with the unmatched brace (a
C<PPI::Structure::Block>) available via the C<element> accessor.
If there is no unmatched brace, returns undef.
=back
=head1 SEE ALSO
This class inherits from C<PPIx::EditorTools>.
Also see L<App::EditorTools>, L<Padre>, and L<PPI>.
=head1 AUTHORS
=over 4
=item *
Steffen Mueller C<smueller@cpan.org>
=item *
Repackaged by Mark Grimes C<mgrimes@cpan.org>
=item *
Ahmad M. Zawawi <ahmad.zawawi@gmail.com>
=back
=head1 COPYRIGHT AND LICENSE
This software is copyright (c) 2010 by The Padre development team as listed in Padre.pm.
This is free software; you can redistribute it and/or modify it under
the same terms as the Perl 5 programming language system itself.
=cut
__END__
# Copyright 2008-2009 The Padre development team as listed in Padre.pm.
# LICENSE
# This program is free software; you can redistribute it and/or
# modify it under the same terms as Perl 5 itself.