use Devel::Declare;
BEGIN {
Devel::Declare->install_declarator(
'DeclareTest', 'method', DECLARE_PACKAGE | DECLARE_PROTO,
sub {
my ($name, $proto) = @_;
#no warnings 'uninitialized';
#warn "NP: ".join(', ', @_)."\n";
return 'my $self = shift;' unless defined $proto && $proto ne '@_';
return 'my ($self'.(length $proto ? ", ${proto}" : "").') = @_;';
},
sub {
my ($name, $proto, $sub, @rest) = @_;
#no warnings 'uninitialized';
#warn "NPS: ".join(', ', @_)."\n";
if (defined $name && length $name) {
unless ($name =~ /::/) {
$name = "DeclareTest::${name}";
}
no strict 'refs';
*{$name} = $sub;
}
return wantarray ? ($sub, @rest) : $sub;
}
);
}
my ($test_method1, $test_method2, @test_list);
{
package DeclareTest;
method new {
my $class = ref $self || $self;
return bless({ @_ }, $class);
};
method foo ($foo) {
return (ref $self).': Foo: '.$foo;
};
method upgrade(){ # no spaces to make case pathological
bless($self, 'DeclareTest2');
};
method DeclareTest2::bar () {
return 'DeclareTest2: bar';
};
$test_method1 = method {
return join(', ', $self->{attr}, $_[1]);
};
$test_method2 = method ($what) {
return join(', ', ref $self, $what);
};
method main () { return "main"; };
#@test_list = method { 1 }, sub { 2 }, method () { 3 }, sub { 4 };
}
use Test::More 'no_plan';
my $o = DeclareTest->new(attr => "value");
isa_ok($o, 'DeclareTest');
is($o->{attr}, 'value', '@_ args ok');
is($o->foo('yay'), 'DeclareTest: Foo: yay', 'method with argument ok');
is($o->main, 'main', 'declaration of package named method ok');
$o->upgrade;
isa_ok($o, 'DeclareTest2');
is($o->bar, 'DeclareTest2: bar', 'absolute method declaration ok');
is($o->$test_method1('no', 'yes'), 'value, yes', 'anon method with @_ ok');
is($o->$test_method2('this'), 'DeclareTest2, this', 'anon method with proto ok');
#warn map { $_->() } @test_list;