package MooseX::UndefTolerant::Class;
use Moose::Role;
-if ( $Moose::VERSION >= 1.9900 ) {
- around('_inline_init_attr_from_constructor', sub {
- my $orig = shift;
- my $self = shift;
- my ($attr, $idx) = @_;
+around _inline_init_attr_from_constructor => sub {
+ my $orig = shift;
+ my $self = shift;
+ my ($attr, $idx) = @_;
- my @source = $self->$orig(@_);
+ my @source = $self->$orig(@_);
- my $init_arg = $attr->init_arg;
+ my $init_arg = $attr->init_arg;
- return
- "if ( exists \$params->{$init_arg} && defined \$params->{$init_arg} ) {",
- @source,
- '} else {',
- "delete \$params->{$init_arg};",
- '}';
- });
-}
+ return
+ "if ( exists \$params->{$init_arg} && defined \$params->{$init_arg} ) {",
+ @source,
+ '} else {',
+ "delete \$params->{$init_arg};",
+ '}';
+};
no Moose::Role;
package MooseX::UndefTolerant::Constructor;
use Moose::Role;
-if ( $Moose::VERSION < 1.9900 ) {
- around('_generate_slot_initializer', sub {
- my $orig = shift;
- my $self = shift;
+around _generate_slot_initializer => sub {
+ my $orig = shift;
+ my $self = shift;
- # note the key in the params may not match the attr name.
- my $key_name = $self->_attributes->[$_[0]]->init_arg;
+ # note the key in the params may not match the attr name.
+ my $key_name = $self->_attributes->[$_[0]]->init_arg;
- # insert a line of code at the start of the initializer,
- # clearing the param if it's undefined.
+ # insert a line of code at the start of the initializer,
+ # clearing the param if it's undefined.
- if (defined $key_name)
+ if (defined $key_name)
+ {
+ # leave the value unscathed if the attribute's type constraint can
+ # handle undef (or doesn't have one, which implicitly means it can)
+ my $type_constraint = $self->_attributes->[$_[0]]->type_constraint;
+ if ($type_constraint and not $type_constraint->check(undef))
{
- # leave the value unscathed if the attribute's type constraint can
- # handle undef (or doesn't have one, which implicitly means it can)
- my $type_constraint = $self->_attributes->[$_[0]]->type_constraint;
- if ($type_constraint and not $type_constraint->check(undef))
- {
- my $tolerant_code =
- qq# delete \$params->{'$key_name'} unless # .
- qq# exists \$params->{'$key_name'} && defined \$params->{'$key_name'};\n#;
+ my $tolerant_code =
+ qq# delete \$params->{'$key_name'} unless # .
+ qq# exists \$params->{'$key_name'} && defined \$params->{'$key_name'};\n#;
- return $tolerant_code . $self->$orig(@_);
- }
+ return $tolerant_code . $self->$orig(@_);
}
+ }
- return $self->$orig(@_);
- });
-}
+ return $self->$orig(@_);
+};
no Moose::Role;
1;