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package Moose::Meta::Method::Accessor::Native::Writer; our $VERSION = '2.2203'; use strict; use warnings; use List::Util 1.33 qw( any ); use Moose::Util; use Moose::Role; with 'Moose::Meta::Method::Accessor::Native'; requires '_potential_value'; sub _generate_method { my $self = shift; my $inv = '$self'; my $slot_access = $self->_get_value($inv); return ( 'sub {', 'my ' . $inv . ' = shift;', $self->_inline_curried_arguments, $self->_inline_writer_core($inv, $slot_access), '}', ); } 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 _inline_process_arguments { return } sub _inline_check_arguments { return } sub _inline_coerce_new_values { return } sub _writer_value_needs_copy { my $self = shift; return $self->_constraint_must_be_checked; } sub _constraint_must_be_checked { my $self = shift; my $attr = $self->associated_attribute; return $attr->has_type_constraint && ( !$self->_is_root_type( $attr->type_constraint ) || ( $attr->should_coerce && $attr->type_constraint->has_coercion ) ); } sub _is_root_type { my $self = shift; my $type = shift; if ( blessed($type) && $type->can('does') && $type->does('Specio::Constraint::Role::Interface') ) { require Specio::Library::Builtins; return any { $type->is_same_type_as( Specio::Library::Builtins::t($_) ) } @{ $self->root_types }; } else { my $name = $type->name; return any { $name eq $_ } @{ $self->root_types }; } } sub _inline_copy_native_value { my $self = shift; my ($potential_ref) = @_; return unless $self->_writer_value_needs_copy; my $code = 'my $potential = ' . ${$potential_ref} . ';'; ${$potential_ref} = '$potential'; return $code; } around _inline_tc_code => sub { my $orig = shift; my $self = shift; my ($value, $tc, $coercion, $message, $for_lazy) = @_; return unless $for_lazy || $self->_constraint_must_be_checked; return $self->$orig(@_); }; around _inline_check_constraint => sub { my $orig = shift; my $self = shift; my ($value, $tc, $message, $for_lazy) = @_; return unless $for_lazy || $self->_constraint_must_be_checked; return $self->$orig(@_); }; sub _inline_capture_return_value { return } sub _inline_set_new_value { my $self = shift; 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->_inline_store_value(@_); } sub _return_value { my $self = shift; my ($slot_access) = @_; return $slot_access; } no Moose::Role; 1;