sub generate_method {
my ($self, $into, $name, $spec, $quote_opts) = @_;
die "Must have an is" unless my $is = $spec->{is};
- local $self->{captures} = {};
- my $body = do {
- if ($is eq 'ro') {
- if (our $CAN_HAZ_XS && $self->is_simple_get($name, $spec)) {
- $self->_generate_xs_get($into, $name);
- } else {
- $self->_generate_get($name, $spec)
- }
- } elsif ($is eq 'rw') {
- if (
- our $CAN_HAZ_XS
- && $self->is_simple_get($name, $spec)
- && $self->is_simple_set($name, $spec)
- ) {
- $self->_generate_xs_getset($into, $name);
- } else {
- $self->_generate_getset($name, $spec)
- }
+ if ($is eq 'ro') {
+ $spec->{reader} = $name unless exists $spec->{reader};
+ } elsif ($is eq 'rw') {
+ $spec->{accessor} = $name unless exists $spec->{accessor};
+ } elsif ($is eq 'lazy') {
+ $spec->{init_arg} = undef unless exists $spec->{init_arg};
+ $spec->{reader} = $name unless exists $spec->{reader};
+ $spec->{lazy} = 1;
+ $spec->{builder} ||= '_build_'.$name unless $spec->{default};
+ } elsif ($is ne 'bare') {
+ die "Unknown is ${is}";
+ }
+ my %methods;
+ if (my $reader = $spec->{reader}) {
+ if (our $CAN_HAZ_XS && $self->is_simple_get($name, $spec)) {
+ $methods{$reader} = $self->_generate_xs(
+ getters => $into, $reader, $name
+ );
} else {
- die "Unknown is ${is}";
+ $self->{captures} = {};
+ $methods{$reader} =
+ quote_sub "${into}::${reader}"
+ => $self->_generate_get($name, $spec)
+ => delete $self->{captures}
+ ;
}
- };
+ }
+ if (my $accessor = $spec->{accessor}) {
+ if (
+ our $CAN_HAZ_XS
+ && $self->is_simple_get($name, $spec)
+ && $self->is_simple_set($name, $spec)
+ ) {
+ $methods{$accessor} = $self->_generate_xs(
+ accessors => $into, $accessor, $name
+ );
+ } else {
+ $self->{captures} = {};
+ $methods{$accessor} =
+ quote_sub "${into}::${accessor}"
+ => $self->_generate_getset($name, $spec)
+ => delete $self->{captures}
+ ;
+ }
+ }
+ if (my $writer = $spec->{writer}) {
+ if (
+ our $CAN_HAZ_XS
+ && $self->is_simple_set($name, $spec)
+ ) {
+ $methods{$writer} = $self->_generate_xs(
+ setters => $into, $writer, $name
+ );
+ } else {
+ $self->{captures} = {};
+ $methods{$writer} =
+ quote_sub "${into}::${writer}"
+ => $self->_generate_set($name, $spec)
+ => delete $self->{captures}
+ ;
+ }
+ }
if (my $pred = $spec->{predicate}) {
- quote_sub "${into}::${pred}" =>
- ' '.$self->_generate_simple_has('$_[0]', $name)."\n"
- ;
+ $methods{$pred} =
+ quote_sub "${into}::${pred}" =>
+ ' '.$self->_generate_simple_has('$_[0]', $name)."\n"
+ ;
}
if (my $cl = $spec->{clearer}) {
- quote_sub "${into}::${cl}" =>
- " delete \$_[0]->{${\perlstring $name}}\n"
- ;
+ $methods{$cl} =
+ quote_sub "${into}::${cl}" =>
+ " delete \$_[0]->{${\perlstring $name}}\n"
+ ;
}
- if (ref($body)) {
- $body;
- } else {
- quote_sub
- "${into}::${name}" => ' '.$body."\n",
- $self->{captures}, $quote_opts||{}
- ;
+ if (my $hspec = $spec->{handles}) {
+ my $asserter = $spec->{asserter} ||= '_assert_'.$name;
+ my @specs = do {
+ if (ref($hspec) eq 'ARRAY') {
+ map [ $_ => $_ ], @$hspec;
+ } elsif (ref($hspec) eq 'HASH') {
+ map [ $_ => ref($hspec->{$_}) ? @{$hspec->{$_}} : $hspec->{$_} ],
+ keys %$hspec;
+ } elsif (!ref($hspec)) {
+ map [ $_ => $_ ], Role::Tiny->methods_provided_by($hspec);
+ } else {
+ die "You gave me a handles of ${hspec} and I have no idea why";
+ }
+ };
+ foreach my $spec (@specs) {
+ my ($proxy, $target, @args) = @$spec;
+ $self->{captures} = {};
+ $methods{$proxy} =
+ quote_sub "${into}::${proxy}" =>
+ $self->_generate_delegation($asserter, $target, \@args),
+ delete $self->{captures}
+ ;
+ }
}
+ if (my $asserter = $spec->{asserter}) {
+ $self->{captures} = {};
+ $methods{$asserter} =
+ quote_sub "${into}::${asserter}" =>
+ 'do { '.$self->_generate_get($name, $spec).qq! }||die "Attempted to access '${name}' but it is not set"!,
+ delete $self->{captures}
+ ;
+ }
+ \%methods;
}
sub is_simple_attribute {
sub generate_get_default {
my $self = shift;
- local $self->{captures} = {};
+ $self->{captures} = {};
my $code = $self->_generate_get_default(@_);
- ($code, $self->{captures});
+ ($code, delete $self->{captures});
}
sub _generate_use_default {
}
sub _generate_set {
- my ($self, $name, $value, $spec) = @_;
- my $simple = $self->_generate_simple_set('$_[0]', $name, $value);
+ my ($self, $name, $spec) = @_;
if ($self->is_simple_set($name, $spec)) {
- $simple;
+ $self->_generate_simple_set('$_[0]', $name, '$_[1]');
} else {
my ($trigger, $isa_check) = @{$spec}{qw(trigger isa)};
- my $code = "do {\n";
+ my $simple = $self->_generate_simple_set('$self', $name, '$value');
+ my $code = "do { my (\$self, \$value) = \@_;\n";
if ($isa_check) {
$code .=
- " ".$self->_generate_isa_check($name, '$_[1]', $isa_check).";\n";
+ " ".$self->_generate_isa_check($name, '$value', $isa_check).";\n";
}
if ($trigger) {
- my $fire = $self->_generate_trigger($name, '$_[0]', '$value', $trigger);
+ my $fire = $self->_generate_trigger($name, '$self', '$value', $trigger);
$code .=
- " my \$value = ".$simple.";\n ".$fire.";\n"
+ " ".$simple.";\n ".$fire.";\n"
." \$value;\n";
} else {
$code .= " ".$simple.";\n";
sub generate_trigger {
my $self = shift;
- local $self->{captures} = {};
+ $self->{captures} = {};
my $code = $self->_generate_trigger(@_);
- ($code, $self->{captures});
+ ($code, delete $self->{captures});
}
sub _generate_trigger {
sub generate_isa_check {
my ($self, @args) = @_;
- local $self->{captures} = {};
+ $self->{captures} = {};
my $code = $self->_generate_isa_check(@args);
- ($code, $self->{captures});
+ ($code, delete $self->{captures});
}
sub _generate_isa_check {
my ($self, $name, $type, $values, $sub) = @_;
if (my $quoted = quoted_from_sub($sub)) {
my $code = $quoted->[1];
- my $at_ = 'local @_ = ('.$values.');';
+ my $at_ = '@_ = ('.$values.');';
if (my $captures = $quoted->[2]) {
my $cap_name = qq{\$${type}_captures_for_${name}};
$self->{captures}->{$cap_name} = \$captures;
- return "do {\n".' '.$at_."\n"
- .Sub::Quote::capture_unroll($cap_name, $captures, 6)
- ." ${code}\n }";
+ Sub::Quote::inlinify(
+ $code, $values, Sub::Quote::capture_unroll($cap_name, $captures, 6)
+ );
+ } else {
+ Sub::Quote::inlinify($code, $values);
}
- 'do { local @_ = ('.$values.'); '.$code.' }';
} else {
my $cap_name = qq{\$${type}_for_${name}};
$self->{captures}->{$cap_name} = \$sub;
sub generate_populate_set {
my $self = shift;
- local $self->{captures} = {};
+ $self->{captures} = {};
my $code = $self->_generate_populate_set(@_);
- ($code, $self->{captures});
+ ($code, delete $self->{captures});
}
sub _generate_populate_set {
sub generate_simple_set {
my $self = shift;
- local $self->{captures} = {};
+ $self->{captures} = {};
my $code = $self->_generate_simple_set(@_);
- ($code, $self->{captures});
+ ($code, delete $self->{captures});
}
sub _generate_simple_set {
sub _generate_getset {
my ($self, $name, $spec) = @_;
- q{(@_ > 1}."\n ? ".$self->_generate_set($name, q{$_[1]}, $spec)
+ q{(@_ > 1}."\n ? ".$self->_generate_set($name, $spec)
."\n : ".$self->_generate_get($name)."\n )";
}
-sub _generate_xs_get {
- shift->_generate_xs('getters', @_);
-}
-
-sub _generate_xs_getset {
- shift->_generate_xs('accessors', @_);
+sub _generate_delegation {
+ my ($self, $asserter, $target, $args) = @_;
+ my $arg_string = do {
+ if (@$args) {
+ # I could, I reckon, linearise out non-refs here using perlstring
+ # plus something to check for numbers but I'm unsure if it's worth it
+ $self->{captures}{'@curries'} = $args;
+ '@curries, @_';
+ } else {
+ '@_';
+ }
+ };
+ "shift->${asserter}->${target}(${arg_string});";
}
sub _generate_xs {
- my ($self, $type, $into, $name) = @_;
- no strict 'refs';
+ my ($self, $type, $into, $name, $slot) = @_;
Class::XSAccessor->import(
class => $into,
- $type => { $name => $name }
+ $type => { $name => $slot }
);
$into->can($name);
}
projects / gitmo/Moo.git / blobdiff