/usr/share/perl5/MouseX/NativeTraits/MethodProvider/Str.pm is in libmousex-nativetraits-perl 1.09-2.
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 | package MouseX::NativeTraits::MethodProvider::Str;
use Mouse;
use Mouse::Util::TypeConstraints ();
extends qw(MouseX::NativeTraits::MethodProvider);
sub generate_append {
my($self) = @_;
my $reader = $self->reader;
my $writer = $self->writer;
return sub {
my($instance, $value) = @_;
if(@_ != 2) {
$self->argument_error('append', 2, 2, scalar @_);
}
defined($value) or $self->meta->throw_error(
"The argument passed to append must be a string");
$writer->( $instance, $reader->( $instance ) . $value );
};
}
sub generate_prepend {
my($self) = @_;
my $reader = $self->reader;
my $writer = $self->writer;
return sub {
my($instance, $value) = @_;
if(@_ != 2) {
$self->argument_error('prepend', 2, 2, scalar @_);
}
defined($value) or $self->meta->throw_error(
"The argument passed to prepend must be a string");
$writer->( $instance, $value . $reader->( $instance ) );
};
}
sub generate_replace {
my($self) = @_;
my $reader = $self->reader;
my $writer = $self->writer;
return sub {
my( $instance, $regexp, $replacement ) = @_;
if(@_ != 3) {
$self->argument_error('replace', 3, 3, scalar @_);
}
( Mouse::Util::TypeConstraints::Str($regexp)
|| Mouse::Util::TypeConstraints::RegexpRef($regexp) )
or $self->meta->throw_error(
"The first argument passed to replace must be a string"
. " or regexp reference");
my $v = $reader->( $instance );
if ( ref($replacement) eq 'CODE' ) {
$v =~ s/$regexp/$replacement->()/e;
}
else {
Mouse::Util::TypeConstraints::Str($replacement)
or $self->meta->throw_error(
"The second argument passed to replace must be a string"
. " or code reference");
$v =~ s/$regexp/$replacement/;
}
$writer->( $instance, $v );
};
}
sub generate_replace_globally {
my($self) = @_;
my $reader = $self->reader;
my $writer = $self->writer;
return sub {
my( $instance, $regexp, $replacement ) = @_;
if(@_ != 3) {
$self->argument_error('replace_globally', 3, 3, scalar @_);
}
( Mouse::Util::TypeConstraints::Str($regexp)
|| Mouse::Util::TypeConstraints::RegexpRef($regexp) )
or $self->meta->throw_error(
"The first argument passed to replace_globally must be a string"
. " or regexp reference");
my $v = $reader->( $instance );
if ( ref($replacement) eq 'CODE' ) {
$v =~ s/$regexp/$replacement->()/eg;
}
else {
Mouse::Util::TypeConstraints::Str($replacement)
or $self->meta->throw_error(
"The second argument passed to replace must be a string"
. " or code reference");
$v =~ s/$regexp/$replacement/g;
}
$writer->( $instance, $v );
};
}
sub generate_match {
my($self) = @_;
my $reader = $self->reader;
return sub {
my($instance, $regexp) = @_;
if(@_ != 2) {
$self->argument_error('match', 2, 2, scalar @_);
}
( Mouse::Util::TypeConstraints::Str($regexp)
|| Mouse::Util::TypeConstraints::RegexpRef($regexp) )
or $self->meta->throw_error(
"The argument passed to match must be a string"
. " or regexp reference");
$reader->( $instance ) =~ $regexp;
};
}
sub generate_chop {
my($self) = @_;
my $reader = $self->reader;
my $writer = $self->writer;
return sub {
my($instance) = @_;
if(@_ != 1) {
$self->argument_error('chop', 1, 1, scalar @_);
}
my $v = $reader->( $instance );
my $r = chop($v);
$writer->( $instance, $v );
return $r;
};
}
sub generate_chomp {
my($self) = @_;
my $reader = $self->reader;
my $writer = $self->writer;
return sub {
my($instance) = @_;
if(@_ != 1) {
$self->argument_error('chomp', 1, 1, scalar @_);
}
my $v = $reader->( $instance );
my $r = chomp($v);
$writer->( $instance, $v );
return $r;
};
}
sub generate_inc {
my($self) = @_;
my $reader = $self->reader;
my $writer = $self->writer;
return sub {
my($instance) = @_;
if(@_ != 1) {
$self->argument_error('inc', 1, 1, scalar @_);
}
my $v = $reader->( $instance );
$v++;
$writer->( $instance, $v );
};
}
sub generate_clear {
my($self) = @_;
my $writer = $self->writer;
return sub {
my($instance) = @_;
if(@_ != 1) {
$self->argument_error('clear', 1, 1, scalar @_);
}
$writer->( $instance, '' );
};
}
sub generate_length {
my($self) = @_;
my $reader = $self->reader;
return sub {
if(@_ != 1) {
$self->argument_error('length', 1, 1, scalar @_);
}
return length( $reader->($_[0]) );
};
}
sub generate_substr {
my($self) = @_;
my $reader = $self->reader;
my $writer = $self->writer;
return sub {
my($instance, $offset, $length, $replacement) = @_;
if(@_ < 2 or @_ > 4) {
$self->argument_error('substr', 2, 4, scalar @_);
}
my $v = $reader->($instance);
Mouse::Util::TypeConstraints::Int($offset)
or $self->meta->throw_error(
"The first argument passed to substr must be an integer");
if(defined $length) {
Mouse::Util::TypeConstraints::Int($length)
or $self->meta->throw_error(
"The second argument passed to substr must be an integer");
}
else {
$length = length($v);
}
my $ret;
if ( defined $replacement ) {
Mouse::Util::TypeConstraints::Str($replacement)
or $self->meta->throw_error(
"The third argument passed to substr must be a string");
$ret = substr( $v, $offset, $length, $replacement );
$writer->( $instance, $v );
}
else {
$ret = substr( $v, $offset, $length );
}
return $ret;
};
}
no Mouse;
__PACKAGE__->meta->make_immutable();
__END__
=head1 NAME
MouseX::NativeTraits::MethodProvider::Str - Provides methods for Str
=head1 DESCRIPTION
This class provides method generators for the C<String> trait.
See L<Mouse::Meta::Attribute::Custom::Trait::String> for details.
=head1 METHOD GENERATORS
=over 4
=item generate_append
=item generate_prepend
=item generate_replace
=item generate_replace_globally
=item generate_match
=item generate_chop
=item generate_chomp
=item generate_inc
=item generate_clear
=item generate_length
=item generate_substr
=back
=head1 SEE ALSO
L<MouseX::NativeTraits>.
=cut
|