X-Git-Url: http://git.maemo.org/git/?a=blobdiff_plain;f=deb-src%2Flibperl-critic-perl%2Flibperl-critic-perl-1.088%2Flib%2FPerl%2FCritic%2FPolicy%2FReferences%2FProhibitDoubleSigils.pm;fp=deb-src%2Flibperl-critic-perl%2Flibperl-critic-perl-1.088%2Flib%2FPerl%2FCritic%2FPolicy%2FReferences%2FProhibitDoubleSigils.pm;h=049e6dfc3221c6bedcf88fe5fed64c2ae2e203fe;hb=9235c81891f90483b524a2ccb1f8c15689c8dfd3;hp=0000000000000000000000000000000000000000;hpb=3b84a260e354a1cd3480729daaedbeeab0eae136;p=pkg-perl diff --git a/deb-src/libperl-critic-perl/libperl-critic-perl-1.088/lib/Perl/Critic/Policy/References/ProhibitDoubleSigils.pm b/deb-src/libperl-critic-perl/libperl-critic-perl-1.088/lib/Perl/Critic/Policy/References/ProhibitDoubleSigils.pm new file mode 100644 index 0000000..049e6df --- /dev/null +++ b/deb-src/libperl-critic-perl/libperl-critic-perl-1.088/lib/Perl/Critic/Policy/References/ProhibitDoubleSigils.pm @@ -0,0 +1,102 @@ +############################################################################## +# $URL: http://perlcritic.tigris.org/svn/perlcritic/trunk/Perl-Critic/lib/Perl/Critic/Policy/References/ProhibitDoubleSigils.pm $ +# $Date: 2008-07-03 10:19:10 -0500 (Thu, 03 Jul 2008) $ +# $Author: clonezone $ +# $Revision: 2489 $ +############################################################################## + +package Perl::Critic::Policy::References::ProhibitDoubleSigils; + +use 5.006001; +use strict; +use warnings; +use Readonly; + +use Perl::Critic::Utils qw{ :severities }; +use base 'Perl::Critic::Policy'; + +our $VERSION = '1.088'; + +#----------------------------------------------------------------------------- + +Readonly::Scalar my $DESC => q{Double-sigil dereference}; +Readonly::Scalar my $EXPL => [ 228 ]; + +#----------------------------------------------------------------------------- + +sub supported_parameters { return () } +sub default_severity { return $SEVERITY_LOW } +sub default_themes { return qw(core pbp cosmetic) } +sub applies_to { return 'PPI::Token::Cast' } + +#----------------------------------------------------------------------------- + +sub violates { + my ( $self, $elem, undef ) = @_; + return if $elem eq q{\\}; + + my $sib = $elem->snext_sibling; + return if !$sib; + if ( ! $sib->isa('PPI::Structure::Block') ) { + return $self->violation( $DESC, $EXPL, $elem ); + } + return; #ok! +} + +1; + +__END__ + +#----------------------------------------------------------------------------- + +=pod + +=head1 NAME + +Perl::Critic::Policy::References::ProhibitDoubleSigils - Write C<@{ $array_ref }> instead of C<@$array_ref>. + +=head1 AFFILIATION + +This Policy is part of the core L distribution. + + +=head1 DESCRIPTION + +When dereferencing a reference, put braces around the reference to +separate the sigils. Especially for newbies, the braces eliminate any +potential confusion about the relative precedence of the sigils. + + push @$array_ref, 'foo', 'bar', 'baz'; #not ok + push @{ $array_ref }, 'foo', 'bar', 'baz'; #ok + + foreach ( keys %$hash_ref ){} #not ok + foreach ( keys %{ $hash_ref } ){} #ok + + +=head1 CONFIGURATION + +This Policy is not configurable except for the standard options. + + +=head1 AUTHOR + +Jeffrey Ryan Thalhammer + +=head1 COPYRIGHT + +Copyright (c) 2005-2008 Jeffrey Ryan Thalhammer. All rights reserved. + +This program is free software; you can redistribute it and/or modify +it under the same terms as Perl itself. The full text of this license +can be found in the LICENSE file included with this module. + +=cut + +# Local Variables: +# mode: cperl +# cperl-indent-level: 4 +# fill-column: 78 +# indent-tabs-mode: nil +# c-indentation-style: bsd +# End: +# ex: set ts=8 sts=4 sw=4 tw=78 ft=perl expandtab shiftround :