#!/usr/bin/perl -w
# Copyright 2013 Kevin Ryde
# This file is part of Perl-Critic-Pulp.
#
# Perl-Critic-Pulp is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as published
# by the Free Software Foundation; either version 3, or (at your option) any
# later version.
#
# Perl-Critic-Pulp is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
# Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with Perl-Critic-Pulp. If not, see <http://www.gnu.org/licenses/>.
# p-class.pl
# Acme::Tie::Eleet duplicate BUGS
use 5.005;
use strict;
use warnings;
use Tie::IxHash;
use lib::abs '.';
use MyLocatePerl;
use MyStuff;
# uncomment this to run the ### lines
# use Smart::Comments;
my $verbose = 0;
my $scope = 'consecutive';
my $l = MyLocatePerl->new (exclude_t => 1,
include_pod => 1,
under_directory => '/usr/share/perl5',
);
while (my ($filename, $str) = $l->next) {
if ($verbose) { print "look at $filename\n"; }
my $seen = {};
my @backtrack;
my $prev_level = 0;
while ($str =~ /^=head(\d+)\s+(.*?)\s*$/mg) {
my $level = $1;
my $name = $2;
my $pos = $-[0];
if ($scope eq 'all') {
} elsif ($scope eq 'consecutive') {
} elsif ($scope eq 'nested') {
if ($level < $prev_level) {
$seen = $backtrack[$level];
### ascend, backtrack to level: $level
} elsif ($level > $prev_level) {
### descend, copy ...
$seen = { %$seen };
}
} elsif ($scope eq 'level') {
if ($level < $prev_level) {
$seen = $backtrack[$level];
### ascend, backtrack to level: $level
} elsif ($level > $prev_level) {
### descend, copy ...
$seen = { %$seen };
}
} else {
die "Unknown scope $scope";
}
### look in: $seen
if (my $prev_pos = $seen->{$name}) {
{
my ($line, $col) = MyStuff::pos_to_line_and_column ($str, $prev_pos);
my $s = MyStuff::line_at_pos($str, $pos);
print "$filename:$line:$col: duplicate heading here\n $s";
}
{
my ($line, $col) = MyStuff::pos_to_line_and_column ($str, $pos);
my $s = MyStuff::line_at_pos($str, $pos);
print "$filename:$line:$col: and here\n $s";
print "\n";
}
}
if ($scope eq 'consecutive') { %$seen = (); }
$seen->{$name} = $pos;
$backtrack[$level] = $seen;
$prev_level = $level;
}
# exit 0;
# my %seen;
# tie %seen, 'Tie::IxHash';
# while (my ($name, $aref) = each %seen) {
# if (@$aref > 1) {
# foreach my $pos (@$aref) {
# my ($line, $col) = MyStuff::pos_to_line_and_column ($str, $pos);
# my $s = MyStuff::line_at_pos($str, $pos);
# print "$filename:$line:$col: duplicate heading\n $s";
# }
# }
# }
}
exit 0;
=head1 FOO
=head2 Dup
=head2 Dup
=head1 BAR
=head2 Dup