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 if (my $trigger = $spec->{trigger}) {
48 my $fire = $self->_generate_trigger($name, '$_[0]', '$value', $trigger);
50 .'my $value = '.$simple.'; '.$fire.'; '
57 sub generate_trigger {
59 local $self->{captures} = {};
60 my $code = $self->_generate_trigger(@_);
61 return ($code, $self->{captures});
64 sub _generate_trigger {
65 my ($self, $name, $obj, $value, $trigger) = @_;
66 if (my $quoted = quoted_from_sub($trigger)) {
67 my $code = $quoted->[1];
68 my $at_ = 'local @_ = ('.join(', ', $obj, $value).');';
69 if (my $captures = $quoted->[2]) {
70 my $cap_name = qq{\$trigger_captures_for_${name}};
71 $self->{captures}->{$cap_name} = \$captures;
72 return "do {\n".' '.$at_."\n"
73 .Sub::Quote::capture_unroll($cap_name, $captures, 6)
76 return 'do { local @_ = ('.join(', ', $obj, $value).'); '.$code.' }';
78 my $cap_name = qq{\$trigger_for_${name}};
79 $self->{captures}->{$cap_name} = \$trigger;
80 return "${cap_name}->(${obj}, ${value})";
83 sub _generate_simple_set {
84 my ($self, $name, $value) = @_;
85 my $name_str = perlstring $name;
86 "\$_[0]->{${name_str}} = ${value}";
89 sub _generate_getset {
90 my ($self, $name, $spec) = @_;
91 q{(@_ > 1 ? }.$self->_generate_set($name, q{$_[1]}, $spec)
92 .' : '.$self->_generate_get($name).')';