use strict;
use warnings;
-our $VERSION = '1.13';
-$VERSION = eval $VERSION;
-our $AUTHORITY = 'cpan:STEVAN';
+use List::MoreUtils qw( any );
+use Moose::Util;
-use base 'Moose::Meta::Method::Accessor::Native';
+use Moose::Role;
-sub _generate_method {
- my $self = shift;
-
- my $inv = '$self';
-
- my $slot_access = $self->_inline_get($inv);
-
- my $code = 'sub {';
+with 'Moose::Meta::Method::Accessor::Native';
- $code .= "\n" . $self->_inline_pre_body(@_);
+requires '_potential_value';
- $code .= "\n" . 'my $self = shift;';
-
- $code .= "\n" . $self->_inline_curried_arguments;
-
- $code .= $self->_writer_core( $inv, $slot_access );
+sub _generate_method {
+ my $self = shift;
- $code .= "\n" . $self->_inline_post_body(@_);
+ my $inv = '$self';
+ my $slot_access = $self->_get_value($inv);
- $code .= "\n}";
+ return (
+ 'sub {',
+ 'my ' . $inv . ' = shift;',
+ $self->_inline_curried_arguments,
+ $self->_inline_writer_core($inv, $slot_access),
+ '}',
+ );
+}
- return $code;
+sub _inline_writer_core {
+ my $self = shift;
+ my ($inv, $slot_access) = @_;
+
+ my $potential = $self->_potential_value($slot_access);
+ my $old = '@old';
+
+ my @code;
+ push @code, (
+ $self->_inline_check_argument_count,
+ $self->_inline_process_arguments($inv, $slot_access),
+ $self->_inline_check_arguments('for writer'),
+ $self->_inline_check_lazy($inv, '$type_constraint', '$type_coercion', '$type_message'),
+ );
+
+ if ($self->_return_value($slot_access)) {
+ # some writers will save the return value in this variable when they
+ # generate the potential value.
+ push @code, 'my @return;'
+ }
+
+ push @code, (
+ $self->_inline_coerce_new_values,
+ $self->_inline_copy_native_value(\$potential),
+ $self->_inline_tc_code($potential, '$type_constraint', '$type_coercion', '$type_message'),
+ $self->_inline_get_old_value_for_trigger($inv, $old),
+ $self->_inline_capture_return_value($slot_access),
+ $self->_inline_set_new_value($inv, $potential, $slot_access),
+ $self->_inline_trigger($inv, $slot_access, $old),
+ $self->_inline_return_value($slot_access, 'for writer'),
+ );
+
+ return @code;
}
-sub _writer_core {
- my ( $self, $inv, $slot_access ) = @_;
+sub _inline_process_arguments { return }
- my $code = q{};
+sub _inline_check_arguments { return }
- $code .= "\n" . $self->_inline_check_argument_count;
- $code .= "\n" . $self->_inline_process_arguments( $inv, $slot_access );
- $code .= "\n" . $self->_inline_check_arguments('for writer');
+sub _inline_coerce_new_values { return }
- $code .= "\n" . $self->_inline_check_lazy($inv);
+sub _writer_value_needs_copy {
+ my $self = shift;
- my $new_value = $self->_new_value($slot_access);
- my $potential_value = $self->_potential_value($slot_access);
+ return $self->_constraint_must_be_checked;
+}
- $code .= "\n" . $self->_inline_copy_value( \$potential_value );
- $code .= "\n"
- . $self->_inline_tc_code(
- $new_value,
- $potential_value
- );
+sub _constraint_must_be_checked {
+ my $self = shift;
- $code .= "\n" . $self->_inline_get_old_value_for_trigger($inv);
- $code .= "\n" . $self->_inline_capture_return_value($slot_access);
- $code .= "\n"
- . $self->_inline_set_new_value(
- $inv,
- $potential_value,
- $slot_access,
- );
- $code .= "\n" . $self->_inline_trigger( $inv, $slot_access, '@old' );
- $code .= "\n" . $self->_return_value( $slot_access, 'for writer' );
+ my $attr = $self->associated_attribute;
- return $code;
+ return $attr->has_type_constraint
+ && ( !$self->_is_root_type( $attr->type_constraint )
+ || ( $attr->should_coerce && $attr->type_constraint->has_coercion ) );
}
-sub _inline_process_arguments {q{}}
-
-sub _inline_check_arguments {q{}}
-
-sub _value_needs_copy {
+sub _is_root_type {
my $self = shift;
-
- return $self->_constraint_must_be_checked;
+ my $type = shift;
+
+ if (
+ Moose::Util::does_role( $type, 'Type::Constraint::Role::Interface' ) )
+ {
+ require Type::Library::Builtins;
+ return
+ any { $type->is_same_type_as( Type::Library::Builtins::t($_) ) }
+ @{ $self->root_types };
+ }
+ else {
+ my $name = $type->name;
+ return any { $name eq $_ } @{ $self->root_types };
+ }
}
-sub _inline_copy_value {
- my ( $self, $potential_ref ) = @_;
+sub _inline_copy_native_value {
+ my $self = shift;
+ my ($potential_ref) = @_;
- return q{} unless $self->_value_needs_copy;
+ return unless $self->_writer_value_needs_copy;
- my $code = "my \$potential = ${$potential_ref};";
+ my $code = 'my $potential = ' . ${$potential_ref} . ';';
${$potential_ref} = '$potential';
return $code;
}
-sub _inline_tc_code {
- my ( $self, $new_value, $potential_value ) = @_;
-
- return q{} unless $self->_constraint_must_be_checked;
+around _inline_tc_code => sub {
+ my $orig = shift;
+ my $self = shift;
+ my ($value, $tc, $coercion, $message, $for_lazy) = @_;
- return $self->_inline_check_coercion($potential_value) . "\n"
- . $self->_inline_check_constraint($potential_value);
-}
+ return unless $for_lazy || $self->_constraint_must_be_checked;
-sub _inline_check_coercion {
- die '_inline_check_coercion must be overridden by ' . ref $_[0];
-}
+ return $self->$orig(@_);
+};
-sub _inline_check_constraint {
+around _inline_check_constraint => sub {
+ my $orig = shift;
my $self = shift;
+ my ($value, $tc, $message, $for_lazy) = @_;
- return q{} unless $self->_constraint_must_be_checked;
+ return unless $for_lazy || $self->_constraint_must_be_checked;
- return $self->SUPER::_inline_check_constraint( $_[0] );
-}
+ return $self->$orig(@_);
+};
-sub _constraint_must_be_checked {
- die '_constraint_must_be_checked must be overridden by ' . ref $_[0];
-}
-
-sub _inline_capture_return_value { return q{} }
+sub _inline_capture_return_value { return }
sub _inline_set_new_value {
my $self = shift;
- return $self->SUPER::_inline_store(@_)
- if $self->_value_needs_copy;
+ return $self->_inline_store_value(@_)
+ if $self->_writer_value_needs_copy
+ || !$self->_slot_access_can_be_inlined
+ || !$self->_get_is_lvalue;
return $self->_inline_optimized_set_new_value(@_);
}
+sub _get_is_lvalue {
+ my $self = shift;
+
+ return $self->associated_attribute->associated_class->instance_metaclass->inline_get_is_lvalue;
+}
+
sub _inline_optimized_set_new_value {
my $self = shift;
- return $self->SUPER::_inline_store(@_)
+ return $self->_inline_store_value(@_);
+}
+
+sub _return_value {
+ my $self = shift;
+ my ($slot_access) = @_;
+
+ return $slot_access;
}
-sub _return_value { return q{} }
+no Moose::Role;
1;
projects / gitmo/Moose.git / blobdiff