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1 | package Moose::Meta::Method::Accessor::Native::Array::splice; |
2 | |
3 | use strict; |
4 | use warnings; |
5 | |
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6 | our $VERSION = '1.19'; |
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7 | $VERSION = eval $VERSION; |
8 | our $AUTHORITY = 'cpan:STEVAN'; |
9 | |
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10 | use Moose::Role; |
11 | |
12 | with 'Moose::Meta::Method::Accessor::Native::Array::Writer' => { |
13 | -excludes => [ |
14 | qw( |
15 | _minimum_arguments |
16 | _inline_process_arguments |
17 | _inline_check_arguments |
18 | _inline_optimized_set_new_value |
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19 | _return_value |
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20 | ) |
21 | ] |
22 | }; |
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23 | |
24 | sub _minimum_arguments { 1 } |
25 | |
26 | sub _adds_members { 1 } |
27 | |
28 | sub _inline_process_arguments { |
29 | return 'my $idx = shift;' . "\n" . 'my $len = @_ ? shift : undef;'; |
30 | } |
31 | |
32 | sub _inline_check_arguments { |
33 | my $self = shift; |
34 | |
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35 | return |
36 | $self->_inline_check_var_is_valid_index('$idx') . "\n" |
37 | . $self->_inline_throw_error(q{'The length argument passed to splice must be an integer'}) |
38 | . ' if defined $len && $len !~ /^-?\\d+$/;'; |
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39 | } |
40 | |
41 | sub _potential_value { |
42 | my ( $self, $slot_access ) = @_; |
43 | |
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44 | return "( do { my \@potential = \@{ ($slot_access) };" |
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45 | . '@return = defined $len ? ( splice @potential, $idx, $len, @_ ) : ( splice @potential, $idx ); \\@potential } )'; |
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46 | } |
47 | |
48 | sub _inline_optimized_set_new_value { |
49 | my ( $self, $inv, $new, $slot_access ) = @_; |
50 | |
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51 | return "\@return = defined \$len ? ( splice \@{ ($slot_access) }, \$idx, \$len, \@_ ) : ( splice \@{ ($slot_access) }, \$idx )"; |
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52 | } |
53 | |
54 | sub _return_value { |
55 | my ($self, $slot_access) = @_; |
56 | |
57 | return 'return wantarray ? @return : $return[-1]'; |
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58 | } |
59 | |
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60 | no Moose::Role; |
61 | |
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62 | 1; |