use warnings;
sub generate_constructor_method_inline {
- my ($class, $meta) = @_;
- my $buildall = $class->_generate_BUILDALL($meta);
- my $buildargs = $class->_generate_BUILDARGS();
- my $classname = $meta->name;
- my $processattrs = $class->_generate_processattrs($meta);
+ my ($class, $metaclass) = @_;
+
+ my $associated_metaclass_name = $metaclass->name;
+ my @attrs = $metaclass->get_all_attributes;
+ my $buildall = $class->_generate_BUILDALL($metaclass);
+ my $buildargs = $class->_generate_BUILDARGS($metaclass);
+ my $processattrs = $class->_generate_processattrs($metaclass, \@attrs);
+ my @compiled_constraints = map { $_ ? $_->{_compiled_type_constraint} : undef } map { $_->{type_constraint} } @attrs;
my $code = <<"...";
sub {
my \$class = shift;
- my \$args = $buildargs;
- my \$instance = bless {}, '$classname';
+ return \$class->Mouse::Object::new(\@_)
+ if \$class ne '$associated_metaclass_name';
+ $buildargs;
+ my \$instance = bless {}, \$class;
$processattrs;
$buildall;
return \$instance;
}
...
- warn $code if $ENV{DEBUG};
+ local $@;
+ #warn $code;
my $res = eval $code;
die $@ if $@;
$res;
}
sub _generate_processattrs {
- my ($class, $meta, ) = @_;
- my @attrs = $meta->compute_all_applicable_attributes;
+ my ($class, $metaclass, $attrs) = @_;
my @res;
- for my $attr (@attrs) {
- my $from = $attr->init_arg;
+
+ my $has_triggers;
+
+ for my $index (0 .. @$attrs - 1) {
+ my $attr = $attrs->[$index];
my $key = $attr->name;
- my $part1 = do {
- my @code;
- if ($attr->should_coerce) {
- push @code, "\$args->{\$from} = \$attr->coerce_constraint( \$args->{\$from} );";
+ my $code = '';
+
+ if (defined $attr->init_arg) {
+ my $from = $attr->init_arg;
+
+ $code .= "if (exists \$args->{'$from'}) {\n";
+
+ if ($attr->should_coerce && $attr->type_constraint) {
+ $code .= "my \$value = Mouse::Util::TypeConstraints->typecast_constraints('".$attr->associated_class->name."', \$attrs[$index]->{type_constraint}, \$args->{'$from'});\n";
}
+ else {
+ $code .= "my \$value = \$args->{'$from'};\n";
+ }
+
if ($attr->has_type_constraint) {
- push @code, "\$attr->verify_type_constraint( \$args->{\$from} );";
+ if ($attr->type_constraint->{_compiled_type_constraint}) {
+ $code .= "unless (\$compiled_constraints[$index](\$value)) {";
+ } else {
+ $code .= "unless (\$attrs[$index]->{type_constraint}->check(\$value)) {";
+ }
+ $code .= "
+ \$attrs[$index]->verify_type_constraint_error(
+ q{$key}, \$value, \$attrs[$index]->type_constraint
+ )
+ }
+ ";
}
- push @code, "\$instance->{\$key} = \$args->{\$from};";
- push @code, "weaken( \$instance->{\$key} ) if ref( \$instance->{\$key} ) && \$attr->is_weak_ref;";
- if ( $attr->has_trigger ) {
- push @code, "\$attr->trigger->( \$instance, \$args->{\$from}, \$attr );";
+
+ $code .= "\$instance->{q{$key}} = \$value;\n";
+
+ if ($attr->is_weak_ref) {
+ $code .= "Scalar::Util::weaken( \$instance->{q{$key}} ) if ref( \$value );\n";
+ }
+
+ if ($attr->has_trigger) {
+ $has_triggers++;
+ $code .= "push \@triggers, [\$attrs[$index]->{trigger}, \$value];\n";
}
- join "\n", @code;
- };
- my $part2 = do {
- my @code;
- if ( $attr->has_default || $attr->has_builder ) {
- unless ( $attr->is_lazy ) {
- my $default = $attr->default;
- my $builder = $attr->builder;
+
+ $code .= "\n} else {\n";
+ }
+
+ if ($attr->has_default || $attr->has_builder) {
+ unless ($attr->is_lazy) {
+ my $default = $attr->default;
+ my $builder = $attr->builder;
+
+ $code .= "my \$value = ";
+
+ if ($attr->should_coerce && $attr->type_constraint) {
+ $code .= "Mouse::Util::TypeConstraints->typecast_constraints('".$attr->associated_class->name."', \$attrs[$index]->{type_constraint}, ";
+ }
+
if ($attr->has_builder) {
- push @code, "my \$value = \$instance->$builder;";
- } elsif (ref($default) eq 'CODE') {
- push @code, "my \$value = \$attr->default()->();";
- } else {
- push @code, "my \$value = \$attr->default();";
+ $code .= "\$instance->$builder";
+ }
+ elsif (ref($default) eq 'CODE') {
+ $code .= "\$attrs[$index]->{default}->(\$instance)";
}
- if ($attr->should_coerce) {
- push @code, "\$value = \$attr->coerce_constraint(\$value);";
+ elsif (!defined($default)) {
+ $code .= 'undef';
}
- if ($attr->has_type_constraint) {
- push @code, "\$attr->verify_type_constraint(\$value);";
+ elsif ($default =~ /^\-?[0-9]+(?:\.[0-9]+)$/) {
+ $code .= $default;
}
- push @code, "\$instance->{\$key} = \$value;";
- if ($attr->is_weak_ref) {
- push @code, "weaken( \$instance->{\$key} ) if ref( \$instance->{\$key} );";
+ else {
+ $code .= "'$default'";
}
+
+ if ($attr->should_coerce) {
+ $code .= ");\n";
}
- join "\n", @code;
- }
- else {
- if ( $attr->is_required ) {
- q{Carp::confess("Attribute (} . $attr->name . q{) is required");};
- } else {
- ""
+ else {
+ $code .= ";\n";
}
- }
- };
- my $code = <<"...";
- {
- my \$attr = \$instance->meta->get_attribute_map->{'$key'};
- my \$from = '$from';
- my \$key = '$key';
- if (defined(\$from) && exists(\$args->{\$from})) {
- $part1;
- } else {
- $part2;
+
+ if ($attr->has_type_constraint) {
+ $code .= "{
+ unless (\$attrs[$index]->{type_constraint}->check(\$value)) {
+ \$attrs[$index]->verify_type_constraint_error(q{$key}, \$value, \$attrs[$index]->type_constraint)
+ }
+ }";
+ }
+
+ $code .= "\$instance->{q{$key}} = \$value;\n";
+
+ if ($attr->is_weak_ref) {
+ $code .= "Scalar::Util::weaken( \$instance->{q{$key}} ) if ref( \$value );\n";
}
}
-...
+ }
+ elsif ($attr->is_required) {
+ $code .= "Carp::confess('Attribute ($key) is required');";
+ }
+
+ $code .= "}\n" if defined $attr->init_arg;
+
push @res, $code;
}
+
+ if($metaclass->is_anon_class){
+ push @res, q{$instnace->{__METACLASS__} = $metaclass;};
+ }
+
+ if($has_triggers){
+ unshift @res, q{my @triggers;};
+ push @res, q{$_->[0]->($instance, $_->[1]) for @triggers;};
+ }
+
return join "\n", @res;
}
sub _generate_BUILDARGS {
- <<'...';
- do {
+ my($self, $metaclass) = @_;
+
+ if ($metaclass->name->can('BUILDARGS') && $metaclass->name->can('BUILDARGS') != Mouse::Object->can('BUILDARGS')) {
+ return 'my $args = $class->BUILDARGS(@_)';
+ }
+
+ return <<'...';
+ my $args;
if ( scalar @_ == 1 ) {
- if ( defined $_[0] ) {
- ( ref( $_[0] ) eq 'HASH' )
+ ( ref( $_[0] ) eq 'HASH' )
|| Carp::confess "Single parameters to new() must be a HASH ref";
- +{ %{ $_[0] } };
- }
- else {
- +{};
- }
+ $args = +{ %{ $_[0] } };
}
else {
- +{@_};
+ $args = +{@_};
}
- };
...
}
sub _generate_BUILDALL {
- my ($class, $meta) = @_;
- return '' unless $meta->name->can('BUILD');
+ my ($class, $metaclass) = @_;
+ return '' unless $metaclass->name->can('BUILD');
my @code = ();
push @code, q{no strict 'refs';};
push @code, q{no warnings 'once';};
no strict 'refs';
- for my $class ($meta->linearized_isa) {
- if (*{ $class . '::BUILD' }{CODE}) {
- push @code, qq{${class}::BUILD->(\$instance, \$args);};
+ no warnings 'once';
+ for my $klass ($metaclass->linearized_isa) {
+ if (*{ $klass . '::BUILD' }{CODE}) {
+ unshift @code, qq{${klass}::BUILD(\$instance, \$args);};
}
}
return join "\n", @code;