/usr/share/perl5/MooseX/AttributeHelpers/MethodProvider/Hash.pm is in libmoosex-attributehelpers-perl 0.25-1.
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 | package MooseX::AttributeHelpers::MethodProvider::Hash;
use Moose::Role;
our $VERSION = '0.25';
with 'MooseX::AttributeHelpers::MethodProvider::ImmutableHash';
sub set : method {
my ($attr, $reader, $writer) = @_;
if ($attr->has_type_constraint && $attr->type_constraint->isa('Moose::Meta::TypeConstraint::Parameterized')) {
my $container_type_constraint = $attr->type_constraint->type_parameter;
return sub {
my ( $self, @kvp ) = @_;
my ( @keys, @values );
while ( @kvp ) {
my ( $key, $value ) = ( shift(@kvp), shift(@kvp) );
($container_type_constraint->check($value))
|| confess "Value " . ($value||'undef') . " did not pass container type constraint '$container_type_constraint'";
push @keys, $key;
push @values, $value;
}
if ( @values > 1 ) {
@{ $reader->($self) }{@keys} = @values;
} else {
$reader->($self)->{$keys[0]} = $values[0];
}
};
}
else {
return sub {
if ( @_ == 3 ) {
$reader->($_[0])->{$_[1]} = $_[2]
} else {
my ( $self, @kvp ) = @_;
my ( @keys, @values );
while ( @kvp ) {
push @keys, shift @kvp;
push @values, shift @kvp;
}
@{ $reader->($_[0]) }{@keys} = @values;
}
};
}
}
sub accessor : method {
my ($attr, $reader, $writer) = @_;
if ($attr->has_type_constraint && $attr->type_constraint->isa('Moose::Meta::TypeConstraint::Parameterized')) {
my $container_type_constraint = $attr->type_constraint->type_parameter;
return sub {
my $self = shift;
if (@_ == 1) { # reader
return $reader->($self)->{$_[0]};
}
elsif (@_ == 2) { # writer
($container_type_constraint->check($_[1]))
|| confess "Value " . ($_[1]||'undef') . " did not pass container type constraint '$container_type_constraint'";
$reader->($self)->{$_[0]} = $_[1];
}
else {
confess "One or two arguments expected, not " . @_;
}
};
}
else {
return sub {
my $self = shift;
if (@_ == 1) { # reader
return $reader->($self)->{$_[0]};
}
elsif (@_ == 2) { # writer
$reader->($self)->{$_[0]} = $_[1];
}
else {
confess "One or two arguments expected, not " . @_;
}
};
}
}
sub clear : method {
my ($attr, $reader, $writer) = @_;
return sub { %{$reader->($_[0])} = () };
}
sub delete : method {
my ($attr, $reader, $writer) = @_;
return sub {
my $hashref = $reader->(shift);
CORE::delete @{$hashref}{@_};
};
}
1;
__END__
=pod
=encoding UTF-8
=head1 NAME
MooseX::AttributeHelpers::MethodProvider::Hash - method generator for MooseX::AttributeHelpers::Collection::Hash
=head1 VERSION
version 0.25
=head1 DESCRIPTION
This is a role which provides the method generators for
L<MooseX::AttributeHelpers::Collection::Hash>.
This role is composed from the
L<MooseX::AttributeHelpers::Collection::ImmutableHash> role.
=head1 METHODS
=over 4
=item B<meta>
=back
=head1 PROVIDED METHODS
=over 4
=item B<count>
Returns the number of elements in the hash.
=item B<delete>
Removes the element with the given key
=item B<defined>
Returns true if the value of a given key is defined
=item B<empty>
If the list is populated, returns true. Otherwise, returns false.
=item B<clear>
Unsets the hash entirely.
=item B<exists>
Returns true if the given key is present in the hash
=item B<get>
Returns an element of the hash by its key.
=item B<keys>
Returns the list of keys in the hash.
=item B<set>
Sets the element in the hash at the given key to the given value.
=item B<values>
Returns the list of values in the hash.
=item B<kv>
Returns the key, value pairs in the hash
=item B<accessor>
If passed one argument, returns the value of the requested key. If passed two
arguments, sets the value of the requested key.
=back
=head1 SUPPORT
Bugs may be submitted through L<the RT bug tracker|https://rt.cpan.org/Public/Dist/Display.html?Name=MooseX-AttributeHelpers>
(or L<bug-MooseX-AttributeHelpers@rt.cpan.org|mailto:bug-MooseX-AttributeHelpers@rt.cpan.org>).
There is also a mailing list available for users of this distribution, at
L<http://lists.perl.org/list/moose.html>.
There is also an irc channel available for users of this distribution, at
L<C<#moose> on C<irc.perl.org>|irc://irc.perl.org/#moose>.
=head1 AUTHOR
Stevan Little <stevan@iinteractive.com>
=head1 COPYRIGHT AND LICENSE
This software is copyright (c) 2007 by Stevan Little and Infinity Interactive, Inc.
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
|