| Filename | /home/ss5/perl5/perlbrew/perls/perl-5.22.0/lib/site_perl/5.22.0/x86_64-linux/Class/MOP/Method/Meta.pm |
| Statements | Executed 484 statements in 1.46ms |
| Calls | P | F | Exclusive Time |
Inclusive Time |
Subroutine |
|---|---|---|---|---|---|
| 25 | 2 | 2 | 292µs | 9.20ms | Class::MOP::Method::Meta::wrap |
| 25 | 1 | 1 | 110µs | 123µs | Class::MOP::Method::Meta::_generate_meta_method |
| 1 | 1 | 1 | 8µs | 60µs | Class::MOP::Method::Meta::BEGIN@10 |
| 1 | 1 | 1 | 8µs | 9µs | Class::MOP::Method::Meta::BEGIN@4 |
| 1 | 1 | 1 | 7µs | 1.07ms | Class::MOP::Method::Meta::BEGIN@12 |
| 1 | 1 | 1 | 6µs | 28µs | Class::MOP::Method::Meta::BEGIN@7 |
| 1 | 1 | 1 | 4µs | 20µs | Class::MOP::Method::Meta::BEGIN@8 |
| 1 | 1 | 1 | 4µs | 7µs | Class::MOP::Method::Meta::BEGIN@5 |
| 0 | 0 | 0 | 0s | 0s | Class::MOP::Method::Meta::__ANON__[:43] |
| 0 | 0 | 0 | 0s | 0s | Class::MOP::Method::Meta::_is_caller_mop_internal |
| 0 | 0 | 0 | 0s | 0s | Class::MOP::Method::Meta::_make_compatible_with |
| Line | State ments |
Time on line |
Calls | Time in subs |
Code |
|---|---|---|---|---|---|
| 1 | package Class::MOP::Method::Meta; | ||||
| 2 | 1 | 200ns | our $VERSION = '2.1605'; | ||
| 3 | |||||
| 4 | 2 | 15µs | 2 | 10µs | # spent 9µs (8+1) within Class::MOP::Method::Meta::BEGIN@4 which was called:
# once (8µs+1µs) by Class::MOP::Mixin::HasMethods::BEGIN@7 at line 4 # spent 9µs making 1 call to Class::MOP::Method::Meta::BEGIN@4
# spent 1µs making 1 call to strict::import |
| 5 | 2 | 13µs | 2 | 11µs | # spent 7µs (4+4) within Class::MOP::Method::Meta::BEGIN@5 which was called:
# once (4µs+4µs) by Class::MOP::Mixin::HasMethods::BEGIN@7 at line 5 # spent 7µs making 1 call to Class::MOP::Method::Meta::BEGIN@5
# spent 4µs making 1 call to warnings::import |
| 6 | |||||
| 7 | 2 | 18µs | 2 | 50µs | # spent 28µs (6+22) within Class::MOP::Method::Meta::BEGIN@7 which was called:
# once (6µs+22µs) by Class::MOP::Mixin::HasMethods::BEGIN@7 at line 7 # spent 28µs making 1 call to Class::MOP::Method::Meta::BEGIN@7
# spent 22µs making 1 call to Exporter::import |
| 8 | 2 | 25µs | 2 | 36µs | # spent 20µs (4+16) within Class::MOP::Method::Meta::BEGIN@8 which was called:
# once (4µs+16µs) by Class::MOP::Mixin::HasMethods::BEGIN@7 at line 8 # spent 20µs making 1 call to Class::MOP::Method::Meta::BEGIN@8
# spent 16µs making 1 call to Exporter::import |
| 9 | |||||
| 10 | 2 | 20µs | 2 | 111µs | # spent 60µs (8+52) within Class::MOP::Method::Meta::BEGIN@10 which was called:
# once (8µs+52µs) by Class::MOP::Mixin::HasMethods::BEGIN@7 at line 10 # spent 60µs making 1 call to Class::MOP::Method::Meta::BEGIN@10
# spent 52µs making 1 call to constant::import |
| 11 | |||||
| 12 | 2 | 195µs | 2 | 2.14ms | # spent 1.07ms (7µs+1.07) within Class::MOP::Method::Meta::BEGIN@12 which was called:
# once (7µs+1.07ms) by Class::MOP::Mixin::HasMethods::BEGIN@7 at line 12 # spent 1.07ms making 1 call to Class::MOP::Method::Meta::BEGIN@12
# spent 1.07ms making 1 call to parent::import |
| 13 | |||||
| 14 | sub _is_caller_mop_internal { | ||||
| 15 | my $self = shift; | ||||
| 16 | my ($caller) = @_; | ||||
| 17 | return $caller =~ /^(?:Class::MOP|metaclass)(?:::|$)/; | ||||
| 18 | } | ||||
| 19 | |||||
| 20 | # spent 123µs (110+13) within Class::MOP::Method::Meta::_generate_meta_method which was called 25 times, avg 5µs/call:
# 25 times (110µs+13µs) by Class::MOP::Method::Meta::wrap at line 57, avg 5µs/call | ||||
| 21 | 25 | 6µs | my $method_self = shift; | ||
| 22 | 25 | 6µs | my $metaclass = shift; | ||
| 23 | 25 | 48µs | 25 | 13µs | weaken($metaclass); # spent 13µs making 25 calls to Scalar::Util::weaken, avg 528ns/call |
| 24 | |||||
| 25 | sub { | ||||
| 26 | # this will be compiled out if the env var wasn't set | ||||
| 27 | if (DEBUG_NO_META) { | ||||
| 28 | confess "'meta' method called by MOP internals" | ||||
| 29 | # it's okay to call meta methods on metaclasses, since we | ||||
| 30 | # explicitly ask for them | ||||
| 31 | if !$_[0]->isa('Class::MOP::Object') | ||||
| 32 | && !$_[0]->isa('Class::MOP::Mixin') | ||||
| 33 | # it's okay if the test itself calls ->meta, we only care about | ||||
| 34 | # if the mop internals call ->meta | ||||
| 35 | && $method_self->_is_caller_mop_internal(scalar caller); | ||||
| 36 | } | ||||
| 37 | # we must re-initialize so that it | ||||
| 38 | # works as expected in subclasses, | ||||
| 39 | # since metaclass instances are | ||||
| 40 | # singletons, this is not really a | ||||
| 41 | # big deal anyway. | ||||
| 42 | 195 | 774µs | 390 | 5.28ms | $metaclass->initialize(blessed($_[0]) || $_[0]) # spent 5.20ms making 195 calls to Class::MOP::Class::initialize, avg 27µs/call, recursion: max depth 1, sum of overlapping time 6µs
# spent 88µs making 195 calls to Scalar::Util::blessed, avg 452ns/call |
| 43 | 25 | 72µs | }; | ||
| 44 | } | ||||
| 45 | |||||
| 46 | # spent 9.20ms (292µs+8.91) within Class::MOP::Method::Meta::wrap which was called 25 times, avg 368µs/call:
# 23 times (257µs+3.35ms) by Class::MOP::Mixin::HasMethods::_add_meta_method at line 24 of Class/MOP/Mixin/HasMethods.pm, avg 157µs/call
# 2 times (35µs+5.56ms) by Moose::Meta::Method::Meta::wrap at line 20 of Moose/Meta/Method/Meta.pm, avg 2.80ms/call | ||||
| 47 | 25 | 24µs | my ($class, @args) = @_; | ||
| 48 | |||||
| 49 | 25 | 16µs | unshift @args, 'body' if @args % 2 == 1; | ||
| 50 | 25 | 32µs | my %params = @args; | ||
| 51 | $class->_throw_exception( CannotOverrideBodyOfMetaMethods => params => \%params, | ||||
| 52 | class => $class | ||||
| 53 | ) | ||||
| 54 | 25 | 8µs | if $params{body}; | ||
| 55 | |||||
| 56 | 25 | 40µs | 25 | 187µs | my $metaclass_class = $params{associated_metaclass}->meta; # spent 180µs making 24 calls to Class::MOP::Object::meta, avg 8µs/call
# spent 6µs making 1 call to Class::MOP::Mixin::meta |
| 57 | 25 | 48µs | 25 | 123µs | $params{body} = $class->_generate_meta_method($metaclass_class); # spent 123µs making 25 calls to Class::MOP::Method::Meta::_generate_meta_method, avg 5µs/call |
| 58 | 25 | 102µs | 25 | 8.60ms | return $class->SUPER::wrap(%params); # spent 8.60ms making 25 calls to Class::MOP::Method::wrap, avg 344µs/call |
| 59 | } | ||||
| 60 | |||||
| 61 | sub _make_compatible_with { | ||||
| 62 | my $self = shift; | ||||
| 63 | my ($other) = @_; | ||||
| 64 | |||||
| 65 | # XXX: this is pretty gross. the issue here is that CMOP::Method::Meta | ||||
| 66 | # objects are subclasses of CMOP::Method, but when we get to moose, they'll | ||||
| 67 | # need to be compatible with Moose::Meta::Method, which isn't possible. the | ||||
| 68 | # right solution here is to make ::Meta into a role that gets applied to | ||||
| 69 | # whatever the method_metaclass happens to be and get rid of | ||||
| 70 | # _meta_method_metaclass entirely, but that's not going to happen until | ||||
| 71 | # we ditch cmop and get roles into the bootstrapping, so. i'm not | ||||
| 72 | # maintaining the previous behavior of turning them into instances of the | ||||
| 73 | # new method_metaclass because that's equally broken, and at least this way | ||||
| 74 | # any issues will at least be detectable and potentially fixable. -doy | ||||
| 75 | return $self unless $other->_is_compatible_with($self->_real_ref_name); | ||||
| 76 | |||||
| 77 | return $self->SUPER::_make_compatible_with(@_); | ||||
| 78 | } | ||||
| 79 | |||||
| 80 | 1 | 2µs | 1; | ||
| 81 | |||||
| 82 | # ABSTRACT: Method Meta Object for C<meta> methods | ||||
| 83 | |||||
| 84 | __END__ |