Profile of base.pm

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NYTProf Performance Profile «block view•line view•sub view»
For xt/tapper-mcp-scheduler-with-db-longrun.t
Run on Tue May 22 17:18:39 2012
Reported on Tue May 22 17:22:40 2012

Filename | /2home/ss5/perl5/perlbrew/perls/perl-5.12.3/lib/5.12.3/base.pm
Statements | Executed 3749 statements in 11.0ms

Subroutines
Calls | P | F | Exclusive Time | Inclusive Time | Subroutine
--- | --- | --- | --- | --- | ---
127 | 127 | 117 | 43.5ms | 126ms | base::::importbase::import (recurses: max depth 2, inclusive time 30.5ms)
143 | 1 | 1 | 587µs | 587µs | base::::has_fieldsbase::has_fields
143 | 1 | 1 | 402µs | 402µs | base::::has_attrbase::has_attr
1 | 1 | 1 | 327µs | 648µs | base::::BEGIN@4base::BEGIN@4
1 | 1 | 1 | 11µs | 21µs | base::::BEGIN@3base::BEGIN@3
0 | 0 | 0 | 0s | 0s | base::::__ANON__[:48]base::__ANON__[:48]
0 | 0 | 0 | 0s | 0s | base::::__ANON__[:55]base::__ANON__[:55]
0 | 0 | 0 | 0s | 0s | base::::get_attrbase::get_attr
0 | 0 | 0 | 0s | 0s | base::::inherit_fieldsbase::inherit_fields

Call graph for these subroutines as a Graphviz dot language file.

Line | State ments | Time on line | Calls | Time in subs | Code
--- | --- | --- | --- | --- | ---
1 |  |  |  |  | package base;
2 |  |  |  |  |
3 | 3 | 20µs | 2 | 31µs | # spent 21µs (11+10) within base::BEGIN@3 which was called: # once (11µs+10µs) by Class::Load::BEGIN@7 at line 3 use strict 'vars'; # spent 21µs making 1 call to base::BEGIN@3 # spent 10µs making 1 call to strict::import
4 | 3 | 748µs | 2 | 673µs | # spent 648µs (327+321) within base::BEGIN@4 which was called: # once (327µs+321µs) by Class::Load::BEGIN@7 at line 4 use vars qw($VERSION); # spent 648µs making 1 call to base::BEGIN@4 # spent 25µs making 1 call to vars::import
5 | 1 | 400ns |  |  | $VERSION = '2.18';
6 | 1 | 13µs |  |  | $VERSION = eval $VERSION; # spent 2µs executing statements in string eval
7 |  |  |  |  |
8 |  |  |  |  | # constant.pm is slow
9 |  |  |  |  | sub SUCCESS () { 1 }
10 |  |  |  |  |
11 |  |  |  |  | sub PUBLIC () { 2**0 }
12 |  |  |  |  | sub PRIVATE () { 2**1 }
13 |  |  |  |  | sub INHERITED () { 2**2 }
14 |  |  |  |  | sub PROTECTED () { 2**3 }
15 |  |  |  |  |
16 |  |  |  |  |
17 | 1 | 600ns |  |  | my $Fattr = \%fields::attr;
18 |  |  |  |  |
19 |  |  |  |  | # spent 587µs within base::has_fields which was called 143 times, avg 4µs/call: # 143 times (587µs+0s) by base::import at line 101, avg 4µs/call sub has_fields {
20 | 429 | 708µs |  |  | my($base) = shift;
21 |  |  |  |  | my $fglob = ${"$base\::"}{FIELDS};
22 |  |  |  |  | return( ($fglob && 'GLOB' eq ref($fglob) && *$fglob{HASH}) ? 1 : 0 );
23 |  |  |  |  | }
24 |  |  |  |  |
25 |  |  |  |  | # spent 402µs within base::has_attr which was called 143 times, avg 3µs/call: # 143 times (402µs+0s) by base::import at line 101, avg 3µs/call sub has_attr {
26 | 429 | 476µs |  |  | my($proto) = shift;
27 |  |  |  |  | my($class) = ref $proto || $proto;
28 |  |  |  |  | return exists $Fattr->{$class};
29 |  |  |  |  | }
30 |  |  |  |  |
31 |  |  |  |  | sub get_attr {
32 |  |  |  |  | $Fattr->{$_[0]} = [1] unless $Fattr->{$_[0]};
33 |  |  |  |  | return $Fattr->{$_[0]};
34 |  |  |  |  | }
35 |  |  |  |  |
36 | 2 | 4µs |  |  | if ($] < 5.009) {
37 |  |  |  |  | *get_fields = sub {
38 |  |  |  |  | # Shut up a possible typo warning.
39 |  |  |  |  | () = \%{$_[0].'::FIELDS'};
40 |  |  |  |  | my $f = \%{$_[0].'::FIELDS'};
41 |  |  |  |  |
42 |  |  |  |  | # should be centralized in fields? perhaps
43 |  |  |  |  | # fields::mk_FIELDS_be_OK. Peh. As long as %{ $package . '::FIELDS' }
44 |  |  |  |  | # is used here anyway, it doesn't matter.
45 |  |  |  |  | bless $f, 'pseudohash' if (ref($f) ne 'pseudohash');
46 |  |  |  |  |
47 |  |  |  |  | return $f;
48 |  |  |  |  | }
49 |  |  |  |  | }
50 |  |  |  |  | else {
51 |  |  |  |  | *get_fields = sub {
52 |  |  |  |  | # Shut up a possible typo warning.
53 |  |  |  |  | () = \%{$_[0].'::FIELDS'};
54 |  |  |  |  | return \%{$_[0].'::FIELDS'};
55 |  |  |  |  | }
56 |  |  |  |  | }
57 |  |  |  |  |
58 |  |  |  |  | # spent 126ms (43.5+82.9) within base::import which was called 127 times, avg 995µs/call: # once (711µs+53.1ms) by Tapper::MCP::Scheduler::Controller::BEGIN@7 at line 7 of lib/Tapper/MCP/Scheduler/Controller.pm # once (2.30ms+10.5ms) by DBIx::Class::SQLMaker::SQLite::BEGIN@4 at line 4 of DBIx/Class/SQLMaker/SQLite.pm # once (2.58ms+6.15ms) by DBIx::Class::Storage::DBI::BEGIN@7 at line 7 of DBIx/Class/Storage/DBI.pm # once (830µs+6.57ms) by DBIx::Class::BEGIN@70 at line 70 of DBIx/Class.pm # once (540µs+5.99ms) by Class::MOP::Class::BEGIN@26 at line 26 of Class/MOP/Class.pm # once (635µs+5.18ms) by Moose::Meta::Attribute::BEGIN@27 at line 27 of Moose/Meta/Attribute.pm # once (4.35ms+1.27ms) by DBIx::Class::InflateColumn::BEGIN@6 at line 6 of DBIx/Class/InflateColumn.pm # once (425µs+4.18ms) by Class::MOP::Method::Accessor::BEGIN@17 at line 17 of Class/MOP/Method/Accessor.pm # once (1.33ms+1.83ms) by DateTime::Locale::en_US::BEGIN@25 at line 25 of DateTime/Locale/en_US.pm # once (388µs+2.19ms) by Moose::Meta::Method::Overridden::BEGIN@12 at line 12 of Moose/Meta/Method/Overridden.pm # once (556µs+1.32ms) by Object::Enum::BEGIN@10 at line 10 of Object/Enum.pm # once (737µs+787µs) by Class::MOP::Method::Meta::BEGIN@18 at line 18 of Class/MOP/Method/Meta.pm # once (572µs+914µs) by SQL::Translator::Schema::Procedure::BEGIN@51 at line 51 of SQL/Translator/Schema/Procedure.pm # once (642µs+793µs) by DBIx::Class::ResultSourceProxy::Table::BEGIN@6 at line 6 of DBIx/Class/ResultSourceProxy/Table.pm # once (1.01ms+94µs) by SQL::Translator::BEGIN@23 at line 23 of SQL/Translator.pm # once (514µs+204µs) by Class::MOP::Method::Constructor::BEGIN@17 at line 17 of Class/MOP/Method/Constructor.pm # once (280µs+118µs) by DBIx::Class::Storage::DBI::Cursor::BEGIN@6 at line 6 of DBIx/Class/Storage/DBI/Cursor.pm # once (216µs+75µs) by Class::MOP::Mixin::AttributeCore::BEGIN@14 at line 14 of Class/MOP/Mixin/AttributeCore.pm # once (177µs+23µs) by Hash::Merge::BEGIN@7 at line 7 of Hash/Merge.pm # once (137µs+28µs) by Moose::Meta::Role::BEGIN@27 at line 27 of Moose/Meta/Role.pm # once (138µs+13µs) by DBIx::Class::Version::Table::BEGIN@3 at line 3 of DBIx/Class/Schema/Versioned.pm # once (106µs+23µs) by Moose::Meta::Method::Accessor::BEGIN@15 at line 15 of Moose/Meta/Method/Accessor.pm # once (112µs+14µs) by Moose::Meta::Method::Destructor::BEGIN@17 at line 17 of Moose/Meta/Method/Destructor.pm # once (104µs+21µs) by Class::MOP::Attribute::BEGIN@19 at line 19 of Class/MOP/Attribute.pm # once (101µs+22µs) by Moose::Meta::Role::Attribute::BEGIN@16 at line 16 of Moose/Meta/Role/Attribute.pm # once (92µs+18µs) by File::Temp::BEGIN@162 at line 162 of File/Temp.pm # once (88µs+15µs) by Moose::Meta::Method::Constructor::BEGIN@18 at line 18 of Moose/Meta/Method/Constructor.pm # once (81µs+15µs) by Moose::Meta::Method::Meta::BEGIN@13 at line 13 of Moose/Meta/Method/Meta.pm # once (86µs+10µs) by Moose::Meta::TypeConstraint::Class::BEGIN@17 at line 17 of Moose/Meta/TypeConstraint/Class.pm # once (86µs+10µs) by DBIx::Class::Relationship::BEGIN@6 at line 6 of DBIx/Class/Relationship.pm # once (84µs+11µs) by DBIx::Class::ResultSource::Table::BEGIN@8 at line 8 of DBIx/Class/ResultSource/Table.pm # once (83µs+11µs) by DBIx::Class::Storage::DBI::SQLite::BEGIN@6 at line 6 of DBIx/Class/Storage/DBI/SQLite.pm # once (79µs+15µs) by Moose::Meta::Method::Delegation::BEGIN@16 at line 16 of Moose/Meta/Method/Delegation.pm # once (80µs+12µs) by SQL::Translator::Schema::Constants::BEGIN@61 at line 61 of SQL/Translator/Schema/Constants.pm # once (77µs+10µs) by Moose::Meta::Role::Composite::BEGIN@16 at line 16 of Moose/Meta/Role/Composite.pm # once (75µs+11µs) by Moose::Meta::Class::BEGIN@31 at line 31 of Moose/Meta/Class.pm # once (73µs+12µs) by DBIx::Class::FilterColumn::BEGIN@5 at line 5 of DBIx/Class/FilterColumn.pm # once (70µs+15µs) by Devel::Backtrace::Point::BEGIN@25 at line 25 of Devel/Backtrace/Point.pm # once (71µs+12µs) by DateTime::Infinite::BEGIN@12 at line 12 of DateTime/Infinite.pm # once (72µs+11µs) by Variable::Magic::BEGIN@605 at line 605 of Variable/Magic.pm # once (72µs+11µs) by DBIx::Class::Schema::BEGIN@14 at line 14 of DBIx/Class/Schema.pm # once (70µs+11µs) by DBIx::Class::Relationship::ProxyMethods::BEGIN@7 at line 7 of DBIx/Class/Relationship/ProxyMethods.pm # once (68µs+11µs) by DBIx::Class::InflateColumn::DateTime::BEGIN@5 at line 5 of DBIx/Class/InflateColumn/DateTime.pm # once (68µs+11µs) by SQL::Translator::Schema::Trigger::BEGIN@51 at line 51 of SQL/Translator/Schema/Trigger.pm # once (69µs+10µs) by DBIx::Class::Core::BEGIN@6 at line 6 of DBIx/Class/Core.pm # once (69µs+10µs) by Moose::Meta::TypeConstraint::Parameterizable::BEGIN@13 at line 13 of Moose/Meta/TypeConstraint/Parameterizable.pm # once (69µs+10µs) by Moose::Meta::TypeConstraint::Registry::BEGIN@16 at line 16 of Moose/Meta/TypeConstraint/Registry.pm # once (68µs+11µs) by Moose::Meta::Role::Application::RoleSummation::BEGIN@17 at line 17 of Moose/Meta/Role/Application/RoleSummation.pm # once (68µs+11µs) by Moose::Meta::Role::Method::BEGIN@13 at line 13 of Moose/Meta/Role/Method.pm # once (67µs+11µs) by Moose::Meta::Instance::BEGIN@15 at line 15 of Moose/Meta/Instance.pm # once (66µs+12µs) by DateTime::Format::Builder::Parser::Quick::BEGIN@5 at line 5 of DateTime/Format/Builder/Parser/Quick.pm # once (66µs+11µs) by SQL::Translator::Parser::DBIx::Class::BEGIN@23 at line 23 of SQL/Translator/Parser/DBIx/Class.pm # once (66µs+10µs) by Moose::Meta::TypeConstraint::DuckType::BEGIN@20 at line 20 of Moose/Meta/TypeConstraint/DuckType.pm # once (66µs+10µs) by DBIx::Class::ResultSource::View::BEGIN@8 at line 8 of DBIx/Class/ResultSource/View.pm # once (65µs+11µs) by Moose::Meta::Role::Application::ToRole::BEGIN@15 at line 15 of Moose/Meta/Role/Application/ToRole.pm # once (64µs+11µs) by Moose::Meta::Role::Application::ToClass::BEGIN@17 at line 17 of Moose/Meta/Role/Application/ToClass.pm # once (64µs+11µs) by SQL::Translator::Schema::Index::BEGIN@50 at line 50 of SQL/Translator/Schema/Index.pm # once (64µs+11µs) by Moose::Meta::TypeConstraint::BEGIN@26 at line 26 of Moose/Meta/TypeConstraint.pm # once (62µs+12µs) by Moose::Meta::Class::Immutable::Trait::BEGIN@15 at line 15 of Moose/Meta/Class/Immutable/Trait.pm # once (65µs+10µs) by Moose::Meta::TypeConstraint::Role::BEGIN@17 at line 17 of Moose/Meta/TypeConstraint/Role.pm # once (62µs+11µs) by Test::Fixture::DBIC::Schema::BEGIN@5 at line 5 of Test/Fixture/DBIC/Schema.pm # once (62µs+10µs) by Moose::Meta::Role::Method::Conflicting::BEGIN@15 at line 15 of Moose/Meta/Role/Method/Conflicting.pm # once (62µs+9µs) by Moose::Meta::TypeConstraint::Enum::BEGIN@16 at line 16 of Moose/Meta/TypeConstraint/Enum.pm # once (62µs+10µs) by Moose::Meta::TypeConstraint::Parameterized::BEGIN@17 at line 17 of Moose/Meta/TypeConstraint/Parameterized.pm # once (63µs+8µs) by DBIx::Class::ResultSource::BEGIN@16 at line 16 of DBIx/Class/ResultSource.pm # once (61µs+10µs) by Kwalify::BEGIN@18 at line 18 of Kwalify.pm # once (62µs+8µs) by Class::Load::BEGIN@7 at line 7 of Class/Load.pm # once (60µs+10µs) by Moose::Meta::TypeCoercion::Union::BEGIN@16 at line 16 of Moose/Meta/TypeCoercion/Union.pm # once (59µs+10µs) by Moose::Meta::Role::Application::ToInstance::BEGIN@16 at line 16 of Moose/Meta/Role/Application/ToInstance.pm # once (60µs+9µs) by SQL::Translator::Schema::Field::BEGIN@47 at line 47 of SQL/Translator/Schema/Field.pm # once (62µs+7µs) by DBIx::Class::PK::Auto::BEGIN@4 at line 4 of DBIx/Class/PK/Auto.pm # once (56µs+12µs) by Moose::Meta::Method::Augmented::BEGIN@12 at line 12 of Moose/Meta/Method/Augmented.pm # once (58µs+9µs) by Moose::Meta::Role::Method::Required::BEGIN@17 at line 17 of Moose/Meta/Role/Method/Required.pm # once (59µs+8µs) by SQL::Translator::Schema::Constraint::BEGIN@48 at line 48 of SQL/Translator/Schema/Constraint.pm # once (55µs+8µs) by SQL::Translator::Schema::View::BEGIN@47 at line 47 of SQL/Translator/Schema/View.pm # once (54µs+8µs) by Class::MOP::Instance::BEGIN@15 at line 15 of Class/MOP/Instance.pm # once (52µs+9µs) by Class::MOP::Method::Wrapped::BEGIN@16 at line 16 of Class/MOP/Method/Wrapped.pm # once (52µs+8µs) by Class::MOP::Method::Overload::BEGIN@15 at line 15 of Class/MOP/Method/Overload.pm # once (52µs+6µs) by Sub::Name::BEGIN@49 at line 49 of Sub/Name.pm # once (52µs+6µs) by DBIx::Class::ResultSet::BEGIN@5 at line 5 of DBIx/Class/ResultSet.pm # once (52µs+6µs) by DBIx::Class::Relationship::Base::BEGIN@6 at line 6 of DBIx/Class/Relationship/Base.pm # once (52µs+6µs) by DBIx::Class::ResultSetColumn::BEGIN@6 at line 6 of DBIx/Class/ResultSetColumn.pm # once (51µs+6µs) by DBIx::Class::Version::TableCompat::BEGIN@33 at line 33 of DBIx/Class/Schema/Versioned.pm # once (50µs+6µs) by DBIx::Class::TimeStamp::BEGIN@3 at line 3 of DBIx/Class/TimeStamp.pm # once (48µs+6µs) by DBIx::Class::DynamicDefault::BEGIN@6 at line 6 of DBIx/Class/DynamicDefault.pm # once (46µs+7µs) by Moose::Error::Default::BEGIN@17 at line 17 of Moose/Error/Default.pm # once (47µs+6µs) by DBIx::Class::ResultSourceHandle::BEGIN@6 at line 6 of DBIx/Class/ResultSourceHandle.pm # once (46µs+7µs) by SQL::Translator::Schema::Table::BEGIN@48 at line 48 of SQL/Translator/Schema/Table.pm # once (46µs+6µs) by DBIx::Class::Schema::Versioned::BEGIN@202 at line 202 of DBIx/Class/Schema/Versioned.pm # once (46µs+6µs) by DBIx::Class::Relationship::Helpers::BEGIN@7 at line 7 of DBIx/Class/Relationship/Helpers.pm # once (45µs+7µs) by SQL::Translator::Schema::BEGIN@56 at line 56 of SQL/Translator/Schema.pm # once (45µs+6µs) by DBIx::Class::PK::BEGIN@6 at line 6 of DBIx/Class/PK.pm # once (45µs+6µs) by DBIx::Class::Version::BEGIN@48 at line 48 of DBIx/Class/Schema/Versioned.pm # once (44µs+7µs) by Class::MOP::Mixin::HasMethods::BEGIN@21 at line 21 of Class/MOP/Mixin/HasMethods.pm # once (43µs+7µs) by Moose::Meta::TypeConstraint::Union::BEGIN@19 at line 19 of Moose/Meta/TypeConstraint/Union.pm # once (44µs+7µs) by SQL::Translator::Utils::BEGIN@22 at line 22 of SQL/Translator/Utils.pm # once (44µs+5µs) by DateTime::Infinite::Future::BEGIN@44 at line 44 of DateTime/Infinite.pm # once (44µs+6µs) by DateTime::Infinite::Past::BEGIN@68 at line 68 of DateTime/Infinite.pm # once (43µs+6µs) by Class::MOP::Mixin::HasAttributes::BEGIN@15 at line 15 of Class/MOP/Mixin/HasAttributes.pm # once (41µs+6µs) by DBIx::Class::VersionCompat::BEGIN@56 at line 56 of DBIx/Class/Schema/Versioned.pm # once (37µs+6µs) by Sub::Name::BEGIN@50 at line 50 of Sub/Name.pm # once (10µs+1µs) by File::Temp::BEGIN@173 at line 173 of File/Temp.pm # once (60µs+-60µs) by DBIx::Class::Storage::BEGIN@6 at line 6 of DBIx/Class/Storage.pm # once (43µs+-43µs) by DBIx::Class::Storage::NESTED_ROLLBACK_EXCEPTION::BEGIN@12 at line 12 of DBIx/Class/Storage.pm # once (2.26ms+-2.26ms) by DBIx::Class::AccessorGroup::BEGIN@6 at line 6 of DBIx/Class/AccessorGroup.pm # once (1.14ms+-1.14ms) by Class::Accessor::Fast::BEGIN@2 at line 2 of Class/Accessor/Fast.pm # once (64µs+-64µs) by Log::Log4perl::Filter::Boolean::BEGIN@15 at line 15 of Log/Log4perl/Filter/Boolean.pm # once (53µs+-53µs) by DateTime::Locale::root::BEGIN@25 at line 25 of DateTime/Locale/root.pm # once (66µs+-66µs) by DBIx::Class::Cursor::BEGIN@6 at line 6 of DBIx/Class/Cursor.pm # once (910µs+-910µs) by DBIx::Class::Componentised::BEGIN@7 at line 7 of DBIx/Class/Componentised.pm # once (1.67ms+-1.67ms) by DateTime::Locale::en::BEGIN@25 at line 25 of DateTime/Locale/en.pm # once (2.03ms+-2.03ms) by DBIx::Class::Storage::DBIHacks::BEGIN@13 at line 13 of DBIx/Class/Storage/DBIHacks.pm # once (65µs+-65µs) by Class::MOP::Package::BEGIN@18 at line 18 of Class/MOP/Package.pm # once (8.68ms+-8.68ms) by DBIx::Class::SQLMaker::BEGIN@38 at line 38 of DBIx/Class/SQLMaker.pm # once (66µs+-66µs) by Log::Log4perl::Layout::PatternLayout::Multiline::BEGIN@4 at line 4 of Log/Log4perl/Layout/PatternLayout/Multiline.pm # once (79µs+-79µs) by Moose::Meta::Method::BEGIN@14 at line 14 of Moose/Meta/Method.pm # once (54µs+-54µs) by Class::MOP::Method::Inlined::BEGIN@15 at line 15 of Class/MOP/Method/Inlined.pm # once (75µs+-75µs) by Class::MOP::Method::Generated::BEGIN@16 at line 16 of Class/MOP/Method/Generated.pm # once (58µs+-58µs) by Moose::Meta::Mixin::AttributeCore::BEGIN@12 at line 12 of Moose/Meta/Mixin/AttributeCore.pm # once (518µs+-518µs) by Class::MOP::Method::BEGIN@16 at line 16 of Class/MOP/Method.pm # once (1.12ms+-1.12ms) by Class::MOP::Module::BEGIN@16 at line 16 of Class/MOP/Module.pm # once (46µs+-46µs) by DBIx::Class::ResultSourceProxy::BEGIN@7 at line 7 of DBIx/Class/ResultSourceProxy.pm # once (55µs+-55µs) by SQL::Translator::Schema::Object::BEGIN@38 at line 38 of SQL/Translator/Schema/Object.pm # once (42µs+-42µs) by SQL::Translator::Schema::Object::BEGIN@39 at line 39 of SQL/Translator/Schema/Object.pm # once (59µs+-59µs) by Log::Log4perl::Layout::PatternLayout::BEGIN@38 at line 38 of Log/Log4perl/Layout/PatternLayout.pm # once (63µs+-63µs) by Log::Log4perl::Layout::SimpleLayout::BEGIN@14 at line 14 of Log/Log4perl/Layout/SimpleLayout.pm # once (57µs+-57µs) by DBIx::Class::Row::BEGIN@6 at line 6 of DBIx/Class/Row.pm sub import {
59 | 1016 | 2.47ms |  |  | my $class = shift;
60 |  |  |  |  |
61 |  |  |  |  | return SUCCESS unless @_;
62 |  |  |  |  |
63 |  |  |  |  | # List of base classes from which we will inherit %FIELDS.
64 |  |  |  |  | my $fields_base;
65 |  |  |  |  |
66 |  |  |  |  | my $inheritor = caller(0);
67 |  |  |  |  |
68 |  |  |  |  | my @bases;
69 |  |  |  |  | foreach my $base (@_) {
70 | 719 | 2.49ms |  |  | if ( $inheritor eq $base ) {
71 |  |  |  |  | warn "Class '$inheritor' tried to inherit from itself\n";
72 |  |  |  |  | }
73 |  |  |  |  |
74 |  |  | 166 | 381µs | next if grep $_->isa($base), ($inheritor, @bases); # spent 381µs making 166 calls to UNIVERSAL::isa, avg 2µs/call
75 |  |  |  |  |
76 |  |  |  |  | # Following blocks help isolate $SIG{__DIE__} changes
77 |  |  |  |  | {
78 | 429 | 173µs |  |  | my $sigdie;
79 |  |  |  |  | {
80 | 715 | 3.86ms |  |  | local $SIG{__DIE__};
81 |  |  |  |  | eval "require $base"; # spent 110µs executing statements in string eval # spent 105µs executing statements in 8 string evals (merged) # spent 105µs executing statements in 2 string evals (merged) # spent 86µs executing statements in 5 string evals (merged) # spent 83µs executing statements in string eval # spent 81µs executing statements in 9 string evals (merged) # spent 78µs executing statements in string eval # spent 73µs executing statements in 8 string evals (merged) # spent 72µs executing statements in string eval # spent 72µs executing statements in string eval # spent 72µs executing statements in 3 string evals (merged) # spent 70µs executing statements in string eval # spent 69µs executing statements in 2 string evals (merged) # spent 68µs executing statements in 2 string evals (merged) # spent 68µs executing statements in 2 string evals (merged) # spent 66µs executing statements in string eval # spent 66µs executing statements in string eval # spent 64µs executing statements in 2 string evals (merged) # spent 62µs executing statements in string eval # spent 61µs executing statements in string eval # spent 61µs executing statements in 3 string evals (merged) # spent 61µs executing statements in 4 string evals (merged) # spent 58µs executing statements in 3 string evals (merged) # spent 58µs executing statements in string eval # spent 57µs executing statements in string eval # spent 56µs executing statements in string eval # spent 56µs executing statements in string eval # spent 55µs executing statements in string eval # spent 54µs executing statements in 2 string evals (merged) # spent 47µs executing statements in 21 string evals (merged) # spent 24µs executing statements in 9 string evals (merged) # spent 17µs executing statements in 7 string evals (merged) # spent 10µs executing statements in 4 string evals (merged) # spent 5µs executing statements in 2 string evals (merged) # spent 4µs executing statements in 2 string evals (merged) # spent 4µs executing statements in 2 string evals (merged) # spent 4µs executing statements in 2 string evals (merged) # spent 3µs executing statements in 2 string evals (merged) # spent 3µs executing statements in 2 string evals (merged) # spent 3µs executing statements in string eval # spent 3µs executing statements in string eval # spent 3µs executing statements in string eval # spent 2µs executing statements in string eval # spent 2µs executing statements in string eval # spent 2µs executing statements in string eval # spent 2µs executing statements in string eval # spent 2µs executing statements in string eval # spent 2µs executing statements in string eval # spent 2µs executing statements in string eval # spent 2µs executing statements in string eval # spent 2µs executing statements in string eval # spent 2µs executing statements in string eval # spent 2µs executing statements in string eval # spent 2µs executing statements in string eval # spent 2µs executing statements in string eval # spent 2µs executing statements in string eval # spent 2µs executing statements in string eval # spent 2µs executing statements in string eval # spent 2µs executing statements in string eval
82 |  |  |  |  | # Only ignore "Can't locate" errors from our eval require.
83 |  |  |  |  | # Other fatal errors (syntax etc) must be reported.
84 |  |  |  |  | die if $@ && $@ !~ /^Can't locate .*? at \(eval /;
85 |  |  |  |  | unless (%{"$base\::"}) {
86 |  |  |  |  | require Carp;
87 |  |  |  |  | local $" = " ";
88 |  |  |  |  | Carp::croak(<<ERROR);
89 |  |  |  |  | Base class package "$base" is empty.
90 |  |  |  |  | (Perhaps you need to 'use' the module which defines that package first,
91 |  |  |  |  | or make that module available in \@INC (\@INC contains: @INC).
92 |  |  |  |  | ERROR
93 |  |  |  |  | }
94 |  |  |  |  | $sigdie = $SIG{__DIE__} || undef;
95 |  |  |  |  | }
96 |  |  |  |  | # Make sure a global $SIG{__DIE__} makes it out of the localization.
97 |  |  |  |  | $SIG{__DIE__} = $sigdie if defined $sigdie;
98 |  |  |  |  | }
99 |  |  |  |  | push @bases, $base;
100 |  |  |  |  |
101 |  |  | 286 | 989µs | if ( has_fields($base) || has_attr($base) ) { # spent 587µs making 143 calls to base::has_fields, avg 4µs/call # spent 402µs making 143 calls to base::has_attr, avg 3µs/call
102 |  |  |  |  | # No multiple fields inheritance *suck*
103 |  |  |  |  | if ($fields_base) {
104 |  |  |  |  | require Carp;
105 |  |  |  |  | Carp::croak("Can't multiply inherit fields");
106 |  |  |  |  | } else {
107 |  |  |  |  | $fields_base = $base;
108 |  |  |  |  | }
109 |  |  |  |  | }
110 |  |  |  |  | }
111 |  |  |  |  | # Save this until the end so it's all or nothing if the above loop croaks.
112 |  |  |  |  | push @{"$inheritor\::ISA"}, @bases;
113 |  |  |  |  |
114 |  |  |  |  | if( defined $fields_base ) {
115 |  |  |  |  | inherit_fields($inheritor, $fields_base);
116 |  |  |  |  | }
117 |  |  |  |  | }
118 |  |  |  |  |
119 |  |  |  |  |
120 |  |  |  |  | sub inherit_fields {
121 |  |  |  |  | my($derived, $base) = @_;
122 |  |  |  |  |
123 |  |  |  |  | return SUCCESS unless $base;
124 |  |  |  |  |
125 |  |  |  |  | my $battr = get_attr($base);
126 |  |  |  |  | my $dattr = get_attr($derived);
127 |  |  |  |  | my $dfields = get_fields($derived);
128 |  |  |  |  | my $bfields = get_fields($base);
129 |  |  |  |  |
130 |  |  |  |  | $dattr->[0] = @$battr;
131 |  |  |  |  |
132 |  |  |  |  | if( keys %$dfields ) {
133 |  |  |  |  | warn <<"END";
134 |  |  |  |  | $derived is inheriting from $base but already has its own fields!
135 |  |  |  |  | This will cause problems. Be sure you use base BEFORE declaring fields.
136 |  |  |  |  | END
137 |  |  |  |  |
138 |  |  |  |  | }
139 |  |  |  |  |
140 |  |  |  |  | # Iterate through the base's fields adding all the non-private
141 |  |  |  |  | # ones to the derived class. Hang on to the original attribute
142 |  |  |  |  | # (Public, Private, etc...) and add Inherited.
143 |  |  |  |  | # This is all too complicated to do efficiently with add_fields().
144 |  |  |  |  | while (my($k,$v) = each %$bfields) {
145 |  |  |  |  | my $fno;
146 |  |  |  |  | if ($fno = $dfields->{$k} and $fno != $v) {
147 |  |  |  |  | require Carp;
148 |  |  |  |  | Carp::croak ("Inherited fields can't override existing fields");
149 |  |  |  |  | }
150 |  |  |  |  |
151 |  |  |  |  | if( $battr->[$v] & PRIVATE ) {
152 |  |  |  |  | $dattr->[$v] = PRIVATE | INHERITED;
153 |  |  |  |  | }
154 |  |  |  |  | else {
155 |  |  |  |  | $dattr->[$v] = INHERITED | $battr->[$v];
156 |  |  |  |  | $dfields->{$k} = $v;
157 |  |  |  |  | }
158 |  |  |  |  | }
159 |  |  |  |  |
160 |  |  |  |  | foreach my $idx (1..$#{$battr}) {
161 |  |  |  |  | next if defined $dattr->[$idx];
162 |  |  |  |  | $dattr->[$idx] = $battr->[$idx] & INHERITED;
163 |  |  |  |  | }
164 |  |  |  |  | }
165 |  |  |  |  |
166 |  |  |  |  |
167 | 1 | 4µs |  |  | 1;
168 |  |  |  |  |
169 |  |  |  |  | __END__