Commit | Line | Data |
51a3b106 |
1 | package Method::Generate::Accessor; |
2 | |
3 | use strictures 1; |
4 | use Class::Tiny::_Utils; |
5 | use base qw(Class::Tiny::Object); |
6 | use Sub::Quote; |
7 | use B 'perlstring'; |
8 | |
316917c9 |
9 | sub generate_method { |
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10 | my ($self, $into, $name, $spec, $quote_opts) = @_; |
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11 | die "Must have an is" unless my $is = $spec->{is}; |
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12 | local $self->{captures} = {}; |
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13 | my $body = do { |
14 | if ($is eq 'ro') { |
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15 | $self->_generate_get($name) |
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16 | } elsif ($is eq 'rw') { |
a16d301e |
17 | $self->_generate_getset($name, $spec) |
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18 | } else { |
19 | die "Unknown is ${is}"; |
20 | } |
21 | }; |
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22 | quote_sub |
23 | "${into}::${name}" => ' '.$body."\n", |
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24 | $self->{captures}, $quote_opts||{} |
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25 | ; |
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26 | } |
27 | |
28 | sub _generate_get { |
a16d301e |
29 | my ($self, $name) = @_; |
30 | $self->_generate_simple_get('$_[0]', $name); |
31 | } |
32 | |
33 | sub generate_simple_get { |
34 | shift->_generate_simple_get(@_); |
35 | } |
36 | |
37 | sub _generate_simple_get { |
38 | my ($self, $me, $name) = @_; |
39 | my $name_str = perlstring $name; |
40 | "${me}->{${name_str}}"; |
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41 | } |
42 | |
43 | sub _generate_set { |
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44 | my ($self, $name, $value, $spec) = @_; |
45 | my $simple = $self->_generate_simple_set($name, $value); |
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46 | my ($trigger, $isa_check) = @{$spec}{qw(trigger isa)}; |
47 | return $simple unless $trigger or $isa_check; |
48 | my $code = 'do {'; |
49 | if ($isa_check) { |
50 | $code .= ' '.$self->_generate_isa_check($name, '$_[1]', $isa_check).';'; |
51 | } |
52 | if ($trigger) { |
a16d301e |
53 | my $fire = $self->_generate_trigger($name, '$_[0]', '$value', $trigger); |
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54 | $code .= |
55 | ' my $value = '.$simple.'; '.$fire.'; ' |
56 | .'$value'; |
57 | } else { |
58 | $code .= ' '.$simple; |
a16d301e |
59 | } |
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60 | $code .= ' }'; |
61 | return $code; |
a16d301e |
62 | } |
63 | |
64 | sub generate_trigger { |
65 | my $self = shift; |
66 | local $self->{captures} = {}; |
67 | my $code = $self->_generate_trigger(@_); |
68 | return ($code, $self->{captures}); |
69 | } |
70 | |
71 | sub _generate_trigger { |
72 | my ($self, $name, $obj, $value, $trigger) = @_; |
6d377074 |
73 | $self->_generate_call_code($name, 'trigger', "${obj}, ${value}", $trigger); |
74 | } |
75 | |
76 | sub generate_isa_check { |
77 | my $self = shift; |
78 | local $self->{captures} = {}; |
79 | my $code = $self->_generate_isa_check(@_); |
80 | return ($code, $self->{captures}); |
81 | } |
82 | |
83 | sub _generate_isa_check { |
84 | my ($self, $name, $value, $check) = @_; |
85 | $self->_generate_call_code($name, 'isa_check', $value, $check); |
86 | } |
87 | |
88 | sub _generate_call_code { |
89 | my ($self, $name, $type, $values, $sub) = @_; |
90 | if (my $quoted = quoted_from_sub($sub)) { |
625d6219 |
91 | my $code = $quoted->[1]; |
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92 | my $at_ = 'local @_ = ('.$values.');'; |
8c6626cf |
93 | if (my $captures = $quoted->[2]) { |
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94 | my $cap_name = qq{\$${type}_captures_for_${name}}; |
8c6626cf |
95 | $self->{captures}->{$cap_name} = \$captures; |
96 | return "do {\n".' '.$at_."\n" |
17a8e3f0 |
97 | .Sub::Quote::capture_unroll($cap_name, $captures, 6) |
98 | ." ${code}\n }"; |
8c6626cf |
99 | } |
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100 | return 'do { local @_ = ('.$values.'); '.$code.' }'; |
625d6219 |
101 | } |
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102 | my $cap_name = qq{\$${type}_for_${name}}; |
103 | $self->{captures}->{$cap_name} = \$sub; |
104 | return "${cap_name}->(${values})"; |
a16d301e |
105 | } |
106 | |
107 | sub _generate_simple_set { |
108 | my ($self, $name, $value) = @_; |
109 | my $name_str = perlstring $name; |
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110 | "\$_[0]->{${name_str}} = ${value}"; |
111 | } |
112 | |
113 | sub _generate_getset { |
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114 | my ($self, $name, $spec) = @_; |
115 | q{(@_ > 1 ? }.$self->_generate_set($name, q{$_[1]}, $spec) |
116 | .' : '.$self->_generate_get($name).')'; |
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117 | } |
118 | |
119 | 1; |