This file is indexed.

/usr/share/perl5/Object/InsideOut/Cumulative.pm is in libobject-insideout-perl 3.98-1.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
package Object::InsideOut; {

use strict;
use warnings;
no warnings 'redefine';

my $GBL = {};

sub generate_CUMULATIVE :Sub(Private)
{
    ($GBL) = @_;
    my $g_cu = $$GBL{'sub'}{'cumu'};
    my $cumu_td = $$g_cu{'new'}{'td'} || [];
    my $cumu_bu = $$g_cu{'new'}{'bu'} || [];
    delete($$g_cu{'new'});
    if (! exists($$g_cu{'td'})) {
        $$GBL{'sub'}{'cumu'} = {
            td => {},       # 'Top down'
            bu => {},       # 'Bottom up'
            restrict => {}, # :Restricted
        };
        $g_cu = $$GBL{'sub'}{'cumu'};
    }
    my $cu_td    = $$g_cu{'td'};
    my $cu_bu    = $$g_cu{'bu'};
    my $cu_restr = $$g_cu{'restrict'};

    # Get names for :CUMULATIVE methods
    my (%cum_loc);
    while (my $info = shift(@{$cumu_td})) {
        $$info{'name'} ||= sub_name($$info{'code'}, ':CUMULATIVE', $$info{'loc'});
        my $package = $$info{'pkg'};
        my $name    = $$info{'name'};

        $cum_loc{$name}{$package} = $$info{'loc'};

        $$cu_td{$name}{$package} = $$info{'wrap'};
        if (exists($$info{'exempt'})) {
            push(@{$$cu_restr{$package}{$name}},
                    sort grep {$_} split(/[,'\s]+/, $$info{'exempt'} || ''));
        }
    }

    # Get names for :CUMULATIVE(BOTTOM UP) methods
    while (my $info = shift(@{$cumu_bu})) {
        $$info{'name'} ||= sub_name($$info{'code'}, ':CUMULATIVE(BOTTOM UP)', $$info{'loc'});
        my $package = $$info{'pkg'};
        my $name    = $$info{'name'};

        # Check for conflicting definitions of 'name'
        if ($$cu_td{$name}) {
            foreach my $other_package (keys(%{$$cu_td{$name}})) {
                if ($other_package->isa($package) ||
                    $package->isa($other_package))
                {
                    my ($pkg,  $file,  $line)  = @{$cum_loc{$name}{$other_package}};
                    my ($pkg2, $file2, $line2) = @{$$info{'loc'}};
                    OIO::Attribute->die(
                        'location' => $$info{'loc'},
                        'message'  => "Conflicting definitions for cumulative method '$name'",
                        'Info'     => "Declared as :CUMULATIVE in class '$pkg' (file '$file', line $line), but declared as :CUMULATIVE(BOTTOM UP) in class '$pkg2' (file '$file2' line $line2)");
                }
            }
        }

        $$cu_bu{$name}{$package} = $$info{'wrap'};
        if (exists($$info{'exempt'})) {
            push(@{$$cu_restr{$package}{$name}},
                    sort grep {$_} split(/[,'\s]+/, $$info{'exempt'} || ''));
        }
    }

    # Propagate restrictions
    my $reapply = 1;
    my $trees = $$GBL{'tree'}{'td'};
    while ($reapply) {
        $reapply = 0;
        foreach my $pkg (keys(%{$cu_restr})) {
            foreach my $class (keys(%{$trees})) {
                next if (! grep { $_ eq $pkg } @{$$trees{$class}});
                foreach my $p (@{$$trees{$class}}) {
                    foreach my $n (keys(%{$$cu_restr{$pkg}})) {
                        if (exists($$cu_restr{$p}{$n})) {
                            next if ($$cu_restr{$p}{$n} == $$cu_restr{$pkg}{$n});
                            my $equal = (@{$$cu_restr{$p}{$n}} == @{$$cu_restr{$pkg}{$n}});
                            if ($equal) {
                                for (1..@{$$cu_restr{$p}{$n}}) {
                                    if ($$cu_restr{$pkg}{$n}[$_-1] ne $$cu_restr{$p}{$n}[$_-1]) {
                                        $equal = 0;
                                        last;
                                    }
                                }
                            }
                            if (! $equal) {
                                my %restr = map { $_ => 1 } @{$$cu_restr{$p}{$n}}, @{$$cu_restr{$pkg}{$n}};
                                $$cu_restr{$pkg}{$n} = [ sort(keys(%restr)) ];
                                $reapply = 1;
                            }
                        } else {
                            $reapply = 1;
                        }
                        $$cu_restr{$p}{$n} = $$cu_restr{$pkg}{$n};
                    }
                }
            }
        }
    }

    no warnings 'redefine';
    no strict 'refs';

    # Implement :CUMULATIVE methods
    foreach my $name (keys(%{$cu_td})) {
        my $code = create_CUMULATIVE($name, $trees, $$cu_td{$name});
        foreach my $package (keys(%{$$cu_td{$name}})) {
            *{$package.'::'.$name} = $code;
            add_meta($package, $name, 'kind', 'cumulative');
            if (exists($$cu_restr{$package}{$name})) {
                add_meta($package, $name, 'restrict', 1);
            }
        }
    }

    # Implement :CUMULATIVE(BOTTOM UP) methods
    foreach my $name (keys(%{$cu_bu})) {
        my $code = create_CUMULATIVE($name, $$GBL{'tree'}{'bu'}, $$cu_bu{$name});
        foreach my $package (keys(%{$$cu_bu{$name}})) {
            *{$package.'::'.$name} = $code;
            add_meta($package, $name, 'kind', 'cumulative (bottom up)');
            if (exists($$cu_restr{$package}{$name})) {
                add_meta($package, $name, 'restrict', 1);
            }
        }
    }
}


# Returns a closure back to initialize() that is used to setup CUMULATIVE
# and CUMULATIVE(BOTTOM UP) methods for a particular method name.
sub create_CUMULATIVE :Sub(Private)
{
    # $name      - method name
    # $tree      - either $GBL{'tree'}{'td'} or $GBL{'tree'}{'bu'}
    # $code_refs - hash ref by package of code refs for a particular method name
    my ($name, $tree, $code_refs) = @_;

    return sub {
        my $class = ref($_[0]) || $_[0];
        if (! $class) {
            OIO::Method->die('message' => "Must call '$name' as a method");
        }
        my $list_context = wantarray;
        my (@results, @classes);

        # Caller must be in class hierarchy
        my $restr = $$GBL{'sub'}{'cumu'}{'restrict'};
        if ($restr && exists($$restr{$class}{$name})) {
            my $caller = caller();
            if (! ((grep { $_ eq $caller } @{$$restr{$class}{$name}}) ||
                   $caller->isa($class) ||
                   $class->isa($caller)))
            {
                OIO::Method->die('message' => "Can't call restricted method '$class->$name' from class '$caller'");
            }
        }

        # Accumulate results
        foreach my $pkg (@{$$tree{$class}}) {
            if (my $code = $$code_refs{$pkg}) {
                local $SIG{'__DIE__'} = 'OIO::trap';
                my @args = @_;
                if (defined($list_context)) {
                    push(@classes, $pkg);
                    if ($list_context) {
                        # List context
                        push(@results, $code->(@args));
                    } else {
                        # Scalar context
                        push(@results, scalar($code->(@args)));
                    }
                } else {
                    # void context
                    $code->(@args);
                }
            }
        }

        # Return results
        if (defined($list_context)) {
            if ($list_context) {
                # List context
                return (@results);
            }
            # Scalar context - returns object
            return (Object::InsideOut::Results->new('VALUES'  => \@results,
                                                    'CLASSES' => \@classes));
        }
    };
}

}  # End of package's lexical scope


package Object::InsideOut::Results; {

use strict;
use warnings;

our $VERSION = '3.98';
$VERSION = eval $VERSION;

use Object::InsideOut 3.98;
use Object::InsideOut::Metadata 3.98;

my @VALUES  :Field :Arg(VALUES);
my @CLASSES :Field :Arg(CLASSES);
my @HASHES  :Field;

sub as_string :Stringify
{
    return (join('', grep(defined, @{$VALUES[${$_[0]}]})));
}

sub count :Numerify
{
    return (scalar(@{$VALUES[${$_[0]}]}));
}

sub have_any :Boolify
{
    return (@{$VALUES[${$_[0]}]} > 0);
}

sub values :Arrayify
{
    return ($VALUES[${$_[0]}]);
}

sub as_hash :Hashify
{
    my $self = $_[0];

    if (! defined($HASHES[$$self])) {
        my %hash;
        @hash{@{$CLASSES[$$self]}} = @{$VALUES[$$self]};
        $self->set(\@HASHES, \%hash);
    }

    return ($HASHES[$$self]);
}

# Our metadata
add_meta('Object::InsideOut::Results', {
    'new'          => {'hidden' => 1},
    'create_field' => {'hidden' => 1},
    'add_class'    => {'hidden' => 1},
});

}  # End of package's lexical scope


# Ensure correct versioning
($Object::InsideOut::VERSION eq '3.98')
    or die("Version mismatch\n");

# EOF