| File | /usr/share/perl/5.10/base.pm |
| Statements Executed | 1847 |
| Total Time | 0.0088665 seconds |
| Calls | P | F | Exclusive Time |
Inclusive Time |
Subroutine |
|---|---|---|---|---|---|
| 62 | 62 | 61 | 35.9ms | 51.8ms | base::import |
| 73 | 1 | 1 | 908µs | 908µs | base::has_version |
| 73 | 1 | 1 | 618µs | 618µs | base::has_fields |
| 73 | 1 | 1 | 432µs | 432µs | base::has_attr |
| 0 | 0 | 0 | 0s | 0s | base::BEGIN |
| 0 | 0 | 0 | 0s | 0s | base::__ANON__[:52] |
| 0 | 0 | 0 | 0s | 0s | base::__ANON__[:59] |
| 0 | 0 | 0 | 0s | 0s | base::get_attr |
| 0 | 0 | 0 | 0s | 0s | base::inherit_fields |
| Line | Stmts. | Exclusive Time | Avg. | Code |
|---|---|---|---|---|
| 1 | package base; | |||
| 2 | ||||
| 3 | 3 | 24µs | 8µs | use strict 'vars'; # spent 17µs making 1 call to strict::import |
| 4 | 3 | 1.24ms | 412µs | use vars qw($VERSION); # spent 29µs making 1 call to vars::import |
| 5 | 1 | 800ns | 800ns | $VERSION = '2.13'; |
| 6 | ||||
| 7 | # constant.pm is slow | |||
| 8 | sub SUCCESS () { 1 } | |||
| 9 | ||||
| 10 | sub PUBLIC () { 2**0 } | |||
| 11 | sub PRIVATE () { 2**1 } | |||
| 12 | sub INHERITED () { 2**2 } | |||
| 13 | sub PROTECTED () { 2**3 } | |||
| 14 | ||||
| 15 | 1 | 6µs | 6µs | my $Fattr = \%fields::attr; |
| 16 | ||||
| 17 | # spent 618µs within base::has_fields which was called 73 times, avg 8µs/call:
# 73 times (618µs+0s) by base::import at line 111, avg 8µs/call | |||
| 18 | 219 | 390µs | 2µs | my($base) = shift; |
| 19 | my $fglob = ${"$base\::"}{FIELDS}; | |||
| 20 | return( ($fglob && 'GLOB' eq ref($fglob) && *$fglob{HASH}) ? 1 : 0 ); | |||
| 21 | } | |||
| 22 | ||||
| 23 | # spent 908µs within base::has_version which was called 73 times, avg 12µs/call:
# 73 times (908µs+0s) by base::import at line 81, avg 12µs/call | |||
| 24 | 219 | 726µs | 3µs | my($base) = shift; |
| 25 | my $vglob = ${$base.'::'}{VERSION}; | |||
| 26 | return( ($vglob && *$vglob{SCALAR}) ? 1 : 0 ); | |||
| 27 | } | |||
| 28 | ||||
| 29 | # spent 432µs within base::has_attr which was called 73 times, avg 6µs/call:
# 73 times (432µs+0s) by base::import at line 111, avg 6µs/call | |||
| 30 | 219 | 266µs | 1µs | my($proto) = shift; |
| 31 | my($class) = ref $proto || $proto; | |||
| 32 | return exists $Fattr->{$class}; | |||
| 33 | } | |||
| 34 | ||||
| 35 | sub get_attr { | |||
| 36 | $Fattr->{$_[0]} = [1] unless $Fattr->{$_[0]}; | |||
| 37 | return $Fattr->{$_[0]}; | |||
| 38 | } | |||
| 39 | ||||
| 40 | 2 | 12µs | 6µs | if ($] < 5.009) { |
| 41 | *get_fields = sub { | |||
| 42 | # Shut up a possible typo warning. | |||
| 43 | () = \%{$_[0].'::FIELDS'}; | |||
| 44 | my $f = \%{$_[0].'::FIELDS'}; | |||
| 45 | ||||
| 46 | # should be centralized in fields? perhaps | |||
| 47 | # fields::mk_FIELDS_be_OK. Peh. As long as %{ $package . '::FIELDS' } | |||
| 48 | # is used here anyway, it doesn't matter. | |||
| 49 | bless $f, 'pseudohash' if (ref($f) ne 'pseudohash'); | |||
| 50 | ||||
| 51 | return $f; | |||
| 52 | } | |||
| 53 | } | |||
| 54 | else { | |||
| 55 | *get_fields = sub { | |||
| 56 | # Shut up a possible typo warning. | |||
| 57 | () = \%{$_[0].'::FIELDS'}; | |||
| 58 | return \%{$_[0].'::FIELDS'}; | |||
| 59 | } | |||
| 60 | } | |||
| 61 | ||||
| 62 | # spent 51.8ms (35.9+16.0) within base::import which was called 62 times, avg 836µs/call:
# once (20.8ms+85µs) at line 14 of /usr/share/perl5/MARC/File/SAX.pm
# once (679µs+9.05ms) by Moose::Meta::Attribute::BEGIN at line 22 of /usr/local/lib/perl/5.10.0/Moose/Meta/Attribute.pm
# once (736µs+3.64ms) at line 24 of /usr/local/lib/perl/5.10.0/Class/MOP/Class.pm
# once (511µs+3.63ms) by Moose::Meta::Method::Overridden::BEGIN at line 10 of /usr/local/lib/perl/5.10.0/Moose/Meta/Method/Overridden.pm
# once (1.05ms+1.10ms) by Class::MOP::Method::Meta::BEGIN at line 16 of /usr/local/lib/perl/5.10.0/Class/MOP/Method/Meta.pm
# once (1.66ms+69µs) at line 5 of /usr/share/perl5/MARC/Charset/Code.pm
# once (1.10ms+82µs) at line 6 of /usr/share/perl5/MARC/File/XML.pm
# once (985µs+191µs) by Class::MOP::Method::Accessor::BEGIN at line 14 of /usr/local/lib/perl/5.10.0/Class/MOP/Method/Accessor.pm
# once (824µs+243µs) by Class::MOP::Method::Constructor::BEGIN at line 14 of /usr/local/lib/perl/5.10.0/Class/MOP/Method/Constructor.pm
# once (953µs+52µs) at line 3 of /usr/share/perl5/YAML/Base.pm
# once (330µs+96µs) by Class::MOP::Mixin::AttributeCore::BEGIN at line 12 of /usr/local/lib/perl/5.10.0/Class/MOP/Mixin/AttributeCore.pm
# once (87µs+108µs) at line 25 of /usr/local/lib/perl/5.10.0/Moose/Meta/Role.pm
# once (90µs+66µs) by Moose::Meta::Method::Constructor::BEGIN at line 12 of /usr/local/lib/perl/5.10.0/Moose/Meta/Method/Constructor.pm
# once (57µs+96µs) by Moose::Meta::Method::Meta::BEGIN at line 11 of /usr/local/lib/perl/5.10.0/Moose/Meta/Method/Meta.pm
# once (75µs+67µs) by Moose::Meta::Method::Delegation::BEGIN at line 14 of /usr/local/lib/perl/5.10.0/Moose/Meta/Method/Delegation.pm
# once (74µs+66µs) by Moose::Meta::Method::Destructor::BEGIN at line 15 of /usr/local/lib/perl/5.10.0/Moose/Meta/Method/Destructor.pm
# once (67µs+67µs) by Moose::Meta::Method::Accessor::BEGIN at line 11 of /usr/local/lib/perl/5.10.0/Moose/Meta/Method/Accessor.pm
# once (64µs+67µs) by Class::MOP::Attribute::BEGIN at line 17 of /usr/local/lib/perl/5.10.0/Class/MOP/Attribute.pm
# once (82µs+29µs) by Moose::Meta::TypeCoercion::Union::BEGIN at line 14 of /usr/local/lib/perl/5.10.0/Moose/Meta/TypeCoercion/Union.pm
# once (82µs+26µs) at line 4 of /usr/share/perl5/YAML.pm
# once (60µs+28µs) by Moose::Meta::Class::BEGIN at line 29 of /usr/local/lib/perl/5.10.0/Moose/Meta/Class.pm
# once (58µs+30µs) by Moose::Meta::TypeConstraint::Parameterized::BEGIN at line 15 of /usr/local/lib/perl/5.10.0/Moose/Meta/TypeConstraint/Parameterized.pm
# once (48µs+40µs) by Moose::Meta::TypeConstraint::Union::BEGIN at line 16 of /usr/local/lib/perl/5.10.0/Moose/Meta/TypeConstraint/Union.pm
# once (50µs+37µs) by Class::MOP::Method::Wrapped::BEGIN at line 14 of /usr/local/lib/perl/5.10.0/Class/MOP/Method/Wrapped.pm
# once (49µs+35µs) by Moose::Meta::Class::Immutable::Trait::BEGIN at line 13 of /usr/local/lib/perl/5.10.0/Moose/Meta/Class/Immutable/Trait.pm
# once (49µs+35µs) by Moose::Meta::TypeConstraint::Enum::BEGIN at line 13 of /usr/local/lib/perl/5.10.0/Moose/Meta/TypeConstraint/Enum.pm
# once (52µs+31µs) by Moose::Meta::Role::Method::Conflicting::BEGIN at line 9 of /usr/local/lib/perl/5.10.0/Moose/Meta/Role/Method/Conflicting.pm
# once (48µs+35µs) by Variable::Magic::BEGIN at line 546 of /usr/local/lib/perl/5.10.0/Variable/Magic.pm
# once (44µs+37µs) by Moose::Meta::Role::Method::Required::BEGIN at line 11 of /usr/local/lib/perl/5.10.0/Moose/Meta/Role/Method/Required.pm
# once (47µs+34µs) by Moose::Meta::Role::Attribute::BEGIN at line 13 of /usr/local/lib/perl/5.10.0/Moose/Meta/Role/Attribute.pm
# once (45µs+35µs) by Moose::Meta::Instance::BEGIN at line 13 of /usr/local/lib/perl/5.10.0/Moose/Meta/Instance.pm
# once (49µs+31µs) by Moose::Meta::Role::Composite::BEGIN at line 13 of /usr/local/lib/perl/5.10.0/Moose/Meta/Role/Composite.pm
# once (48µs+30µs) by Moose::Meta::TypeConstraint::Role::BEGIN at line 14 of /usr/local/lib/perl/5.10.0/Moose/Meta/TypeConstraint/Role.pm
# once (48µs+29µs) by Class::MOP::Instance::BEGIN at line 13 of /usr/local/lib/perl/5.10.0/Class/MOP/Instance.pm
# once (41µs+36µs) by Moose::Error::Default::BEGIN at line 13 of /usr/local/lib/perl/5.10.0/Moose/Error/Default.pm
# once (49µs+28µs) by Moose::Meta::TypeConstraint::Class::BEGIN at line 14 of /usr/local/lib/perl/5.10.0/Moose/Meta/TypeConstraint/Class.pm
# once (43µs+34µs) by Moose::Meta::Method::Augmented::BEGIN at line 10 of /usr/local/lib/perl/5.10.0/Moose/Meta/Method/Augmented.pm
# once (44µs+32µs) by Moose::Meta::TypeConstraint::DuckType::BEGIN at line 17 of /usr/local/lib/perl/5.10.0/Moose/Meta/TypeConstraint/DuckType.pm
# once (46µs+31µs) at line 11 of /usr/local/lib/perl/5.10.0/Moose/Meta/TypeConstraint/Parameterizable.pm
# once (47µs+28µs) by Moose::Meta::Role::Application::RoleSummation::BEGIN at line 15 of /usr/local/lib/perl/5.10.0/Moose/Meta/Role/Application/RoleSummation.pm
# once (46µs+29µs) by Moose::Meta::Role::Method::BEGIN at line 11 of /usr/local/lib/perl/5.10.0/Moose/Meta/Role/Method.pm
# once (43µs+31µs) at line 7 of /usr/share/perl5/MARC/Charset.pm
# once (42µs+31µs) by Moose::Meta::TypeConstraint::Registry::BEGIN at line 14 of /usr/local/lib/perl/5.10.0/Moose/Meta/TypeConstraint/Registry.pm
# once (48µs+25µs) by Moose::Meta::Role::Application::ToInstance::BEGIN at line 13 of /usr/local/lib/perl/5.10.0/Moose/Meta/Role/Application/ToInstance.pm
# once (45µs+28µs) at line 3 of /usr/share/perl5/YAML/Node.pm
# once (38µs+33µs) by Moose::Meta::TypeConstraint::BEGIN at line 16 of /usr/local/lib/perl/5.10.0/Moose/Meta/TypeConstraint.pm
# once (42µs+29µs) by Class::MOP::Mixin::HasAttributes::BEGIN at line 13 of /usr/local/lib/perl/5.10.0/Class/MOP/Mixin/HasAttributes.pm
# once (41µs+30µs) at line 13 of /usr/local/lib/perl/5.10.0/Encode.pm
# once (43µs+27µs) at line 20 of /usr/share/perl5/MARC/Charset/Constants.pm
# once (39µs+29µs) by Class::MOP::Mixin::HasMethods::BEGIN at line 16 of /usr/local/lib/perl/5.10.0/Class/MOP/Mixin/HasMethods.pm
# once (32µs+36µs) by Sub::Name::BEGIN at line 50 of /usr/local/lib/perl/5.10.0/Sub/Name.pm
# once (42µs+24µs) by Encode::Alias::BEGIN at line 8 of /usr/local/lib/perl/5.10.0/Encode/Alias.pm
# once (31µs+34µs) at line 49 of /usr/local/lib/perl/5.10.0/Sub/Name.pm
# once (36µs+28µs) by Moose::Meta::Role::Application::ToClass::BEGIN at line 14 of /usr/local/lib/perl/5.10.0/Moose/Meta/Role/Application/ToClass.pm
# once (36µs+27µs) by Moose::Meta::Role::Application::ToRole::BEGIN at line 13 of /usr/local/lib/perl/5.10.0/Moose/Meta/Role/Application/ToRole.pm
# once (43µs+-43µs) by Class::MOP::Method::Inlined::BEGIN at line 13 of /usr/local/lib/perl/5.10.0/Class/MOP/Method/Inlined.pm
# once (45µs+-45µs) by Moose::Meta::Method::BEGIN at line 12 of /usr/local/lib/perl/5.10.0/Moose/Meta/Method.pm
# once (2.93ms+-2.93ms) at line 14 of /usr/local/lib/perl/5.10.0/Class/MOP/Module.pm
# once (51µs+-51µs) by Class::MOP::Method::Generated::BEGIN at line 13 of /usr/local/lib/perl/5.10.0/Class/MOP/Method/Generated.pm
# once (765µs+-765µs) at line 14 of /usr/local/lib/perl/5.10.0/Class/MOP/Method.pm
# once (46µs+-46µs) by Moose::Meta::Mixin::AttributeCore::BEGIN at line 9 of /usr/local/lib/perl/5.10.0/Moose/Meta/Mixin/AttributeCore.pm
# once (50µs+-50µs) at line 15 of /usr/local/lib/perl/5.10.0/Class/MOP/Package.pm | |||
| 63 | 620 | 1.45ms | 2µs | my $class = shift; |
| 64 | ||||
| 65 | return SUCCESS unless @_; | |||
| 66 | ||||
| 67 | # List of base classes from which we will inherit %FIELDS. | |||
| 68 | my $fields_base; | |||
| 69 | ||||
| 70 | my $inheritor = caller(0); | |||
| 71 | my @isa_classes; | |||
| 72 | ||||
| 73 | my @bases; | |||
| 74 | foreach my $base (@_) { | |||
| 75 | 365 | 2.12ms | 6µs | if ( $inheritor eq $base ) { |
| 76 | warn "Class '$inheritor' tried to inherit from itself\n"; | |||
| 77 | } | |||
| 78 | ||||
| 79 | next if grep $_->isa($base), ($inheritor, @bases); # spent 446µs making 86 calls to UNIVERSAL::isa, avg 5µs/call | |||
| 80 | ||||
| 81 | 118 | 211µs | 2µs | if (has_version($base)) { # spent 908µs making 73 calls to base::has_version, avg 12µs/call |
| 82 | ${$base.'::VERSION'} = '-1, set by base.pm' | |||
| 83 | unless defined ${$base.'::VERSION'}; | |||
| 84 | } | |||
| 85 | else { | |||
| 86 | my $sigdie; | |||
| 87 | { | |||
| 88 | 75 | 537µs | 7µs | local $SIG{__DIE__}; |
| 89 | 1 | 1.88ms | 1.88ms | eval "require $base"; |
| 90 | # Only ignore "Can't locate" errors from our eval require. | |||
| 91 | # Other fatal errors (syntax etc) must be reported. | |||
| 92 | die if $@ && $@ !~ /^Can't locate .*? at \(eval /; | |||
| 93 | unless (%{"$base\::"}) { | |||
| 94 | require Carp; | |||
| 95 | local $" = " "; | |||
| 96 | Carp::croak(<<ERROR); | |||
| 97 | Base class package "$base" is empty. | |||
| 98 | (Perhaps you need to 'use' the module which defines that package first, | |||
| 99 | or make that module available in \@INC (\@INC contains: @INC). | |||
| 100 | ERROR | |||
| 101 | } | |||
| 102 | $sigdie = $SIG{__DIE__} || undef; | |||
| 103 | } | |||
| 104 | # Make sure a global $SIG{__DIE__} makes it out of the localization. | |||
| 105 | $SIG{__DIE__} = $sigdie if defined $sigdie; | |||
| 106 | ${$base.'::VERSION'} = "-1, set by base.pm" | |||
| 107 | unless defined ${$base.'::VERSION'}; | |||
| 108 | } | |||
| 109 | push @bases, $base; | |||
| 110 | ||||
| 111 | if ( has_fields($base) || has_attr($base) ) { # spent 618µs making 73 calls to base::has_fields, avg 8µs/call
# spent 432µs making 73 calls to base::has_attr, avg 6µs/call | |||
| 112 | # No multiple fields inheritance *suck* | |||
| 113 | if ($fields_base) { | |||
| 114 | require Carp; | |||
| 115 | Carp::croak("Can't multiply inherit fields"); | |||
| 116 | } else { | |||
| 117 | $fields_base = $base; | |||
| 118 | } | |||
| 119 | } | |||
| 120 | } | |||
| 121 | # Save this until the end so it's all or nothing if the above loop croaks. | |||
| 122 | push @{"$inheritor\::ISA"}, @isa_classes; | |||
| 123 | ||||
| 124 | push @{"$inheritor\::ISA"}, @bases; | |||
| 125 | ||||
| 126 | if( defined $fields_base ) { | |||
| 127 | inherit_fields($inheritor, $fields_base); | |||
| 128 | } | |||
| 129 | } | |||
| 130 | ||||
| 131 | sub inherit_fields { | |||
| 132 | my($derived, $base) = @_; | |||
| 133 | ||||
| 134 | return SUCCESS unless $base; | |||
| 135 | ||||
| 136 | my $battr = get_attr($base); | |||
| 137 | my $dattr = get_attr($derived); | |||
| 138 | my $dfields = get_fields($derived); | |||
| 139 | my $bfields = get_fields($base); | |||
| 140 | ||||
| 141 | $dattr->[0] = @$battr; | |||
| 142 | ||||
| 143 | if( keys %$dfields ) { | |||
| 144 | warn <<"END"; | |||
| 145 | $derived is inheriting from $base but already has its own fields! | |||
| 146 | This will cause problems. Be sure you use base BEFORE declaring fields. | |||
| 147 | END | |||
| 148 | ||||
| 149 | } | |||
| 150 | ||||
| 151 | # Iterate through the base's fields adding all the non-private | |||
| 152 | # ones to the derived class. Hang on to the original attribute | |||
| 153 | # (Public, Private, etc...) and add Inherited. | |||
| 154 | # This is all too complicated to do efficiently with add_fields(). | |||
| 155 | while (my($k,$v) = each %$bfields) { | |||
| 156 | my $fno; | |||
| 157 | if ($fno = $dfields->{$k} and $fno != $v) { | |||
| 158 | require Carp; | |||
| 159 | Carp::croak ("Inherited fields can't override existing fields"); | |||
| 160 | } | |||
| 161 | ||||
| 162 | if( $battr->[$v] & PRIVATE ) { | |||
| 163 | $dattr->[$v] = PRIVATE | INHERITED; | |||
| 164 | } | |||
| 165 | else { | |||
| 166 | $dattr->[$v] = INHERITED | $battr->[$v]; | |||
| 167 | $dfields->{$k} = $v; | |||
| 168 | } | |||
| 169 | } | |||
| 170 | ||||
| 171 | foreach my $idx (1..$#{$battr}) { | |||
| 172 | next if defined $dattr->[$idx]; | |||
| 173 | $dattr->[$idx] = $battr->[$idx] & INHERITED; | |||
| 174 | } | |||
| 175 | } | |||
| 176 | ||||
| 177 | 1 | 6µs | 6µs | 1; |
| 178 | ||||
| 179 | __END__ | |||
| 180 |