1 package Method::Generate::Accessor;
4 use Class::Tiny::_Utils;
5 use base qw(Class::Tiny::Object);
10 my ($self, $into, $name, $spec, $quote_opts) = @_;
11 die "Must have an is" unless my $is = $spec->{is};
12 local $self->{captures} = {};
15 $self->_generate_get($name)
16 } elsif ($is eq 'rw') {
17 $self->_generate_getset($name, $spec)
19 die "Unknown is ${is}";
23 "${into}::${name}" => ' '.$body."\n",
24 $self->{captures}, $quote_opts||{}
29 my ($self, $name) = @_;
30 $self->_generate_simple_get('$_[0]', $name);
33 sub generate_simple_get {
34 shift->_generate_simple_get(@_);
37 sub _generate_simple_get {
38 my ($self, $me, $name) = @_;
39 my $name_str = perlstring $name;
40 "${me}->{${name_str}}";
44 my ($self, $name, $value, $spec) = @_;
45 my $simple = $self->_generate_simple_set($name, $value);
46 my ($trigger, $isa_check) = @{$spec}{qw(trigger isa)};
47 return $simple unless $trigger or $isa_check;
50 $code .= ' '.$self->_generate_isa_check($name, '$_[1]', $isa_check).';';
53 my $fire = $self->_generate_trigger($name, '$_[0]', '$value', $trigger);
55 ' my $value = '.$simple.'; '.$fire.'; '
64 sub generate_trigger {
66 local $self->{captures} = {};
67 my $code = $self->_generate_trigger(@_);
68 return ($code, $self->{captures});
71 sub _generate_trigger {
72 my ($self, $name, $obj, $value, $trigger) = @_;
73 $self->_generate_call_code($name, 'trigger', "${obj}, ${value}", $trigger);
76 sub generate_isa_check {
78 local $self->{captures} = {};
79 my $code = $self->_generate_isa_check(@_);
80 return ($code, $self->{captures});
83 sub _generate_isa_check {
84 my ($self, $name, $value, $check) = @_;
85 $self->_generate_call_code($name, 'isa_check', $value, $check);
88 sub _generate_call_code {
89 my ($self, $name, $type, $values, $sub) = @_;
90 if (my $quoted = quoted_from_sub($sub)) {
91 my $code = $quoted->[1];
92 my $at_ = 'local @_ = ('.$values.');';
93 if (my $captures = $quoted->[2]) {
94 my $cap_name = qq{\$${type}_captures_for_${name}};
95 $self->{captures}->{$cap_name} = \$captures;
96 return "do {\n".' '.$at_."\n"
97 .Sub::Quote::capture_unroll($cap_name, $captures, 6)
100 return 'do { local @_ = ('.$values.'); '.$code.' }';
102 my $cap_name = qq{\$${type}_for_${name}};
103 $self->{captures}->{$cap_name} = \$sub;
104 return "${cap_name}->(${values})";
107 sub _generate_simple_set {
108 my ($self, $name, $value) = @_;
109 my $name_str = perlstring $name;
110 "\$_[0]->{${name_str}} = ${value}";
113 sub _generate_getset {
114 my ($self, $name, $spec) = @_;
115 q{(@_ > 1 ? }.$self->_generate_set($name, q{$_[1]}, $spec)
116 .' : '.$self->_generate_get($name).')';