Filename | /home/ss5/perl5/perlbrew/perls/perl-5.14.1/lib/site_perl/5.14.1/aliased.pm |
Statements | Executed 104 statements in 3.17ms |
Calls | P | F | Exclusive Time |
Inclusive Time |
Subroutine |
---|---|---|---|---|---|
5 | 1 | 1 | 931µs | 354ms | _load_alias (recurses: max depth 1, inclusive time 2.13ms) | aliased::
5 | 1 | 1 | 338µs | 502µs | _make_alias | aliased::
5 | 5 | 2 | 202µs | 355ms | import (recurses: max depth 1, inclusive time 2.39ms) | aliased::
5 | 1 | 1 | 98µs | 164µs | _get_alias | aliased::
5 | 1 | 1 | 67µs | 67µs | CORE:subst (opcode) | aliased::
1 | 1 | 1 | 56µs | 72µs | BEGIN@8 | aliased::
1 | 1 | 1 | 30µs | 86µs | BEGIN@35 | aliased::
0 | 0 | 0 | 0s | 0s | __ANON__[:36] | aliased::
0 | 0 | 0 | 0s | 0s | alias | aliased::
Line | State ments |
Time on line |
Calls | Time in subs |
Code |
---|---|---|---|---|---|
1 | package aliased; | ||||
2 | 1 | 2µs | $VERSION = '0.30'; | ||
3 | |||||
4 | 1 | 2µs | require Exporter; | ||
5 | 1 | 26µs | @ISA = qw(Exporter); | ||
6 | 1 | 3µs | @EXPORT = qw(alias); | ||
7 | |||||
8 | 2 | 696µs | 2 | 89µs | # spent 72µs (56+16) within aliased::BEGIN@8 which was called:
# once (56µs+16µs) by Data::DPath::Path::BEGIN@14 at line 8 # spent 72µs making 1 call to aliased::BEGIN@8
# spent 16µs making 1 call to strict::import |
9 | |||||
10 | # spent 355ms (202µs+355) within aliased::import which was called 5 times, avg 70.9ms/call:
# once (39µs+339ms) by Data::DPath::Path::BEGIN@16 at line 16 of Data/DPath/Path.pm
# once (47µs+13.3ms) by Data::DPath::Path::BEGIN@14 at line 14 of Data/DPath/Path.pm
# once (36µs+2.42ms) by Data::DPath::Path::BEGIN@15 at line 15 of Data/DPath/Path.pm
# once (49µs+-49µs) by Data::DPath::Context::BEGIN@14 at line 14 of Data/DPath/Context.pm
# once (31µs+-31µs) by Data::DPath::Context::BEGIN@15 at line 15 of Data/DPath/Context.pm | ||||
11 | 25 | 194µs | my ( $class, $package, $alias, @import ) = @_; | ||
12 | |||||
13 | if ( @_ <= 1 ) { | ||||
14 | $class->export_to_level(1); | ||||
15 | return; | ||||
16 | } | ||||
17 | |||||
18 | my $callpack = caller(0); | ||||
19 | |||||
20 | 5 | 354ms | _load_alias( $package, $callpack, @import ); # spent 356ms making 5 calls to aliased::_load_alias, avg 71.3ms/call, recursion: max depth 1, sum of overlapping time 2.13ms | ||
21 | 5 | 502µs | _make_alias( $package, $callpack, $alias ); # spent 502µs making 5 calls to aliased::_make_alias, avg 100µs/call | ||
22 | } | ||||
23 | |||||
24 | # spent 164µs (98+67) within aliased::_get_alias which was called 5 times, avg 33µs/call:
# 5 times (98µs+67µs) by aliased::_make_alias at line 33, avg 33µs/call | ||||
25 | 15 | 183µs | my $package = shift; | ||
26 | 5 | 67µs | $package =~ s/.*(?:::|')//; # spent 67µs making 5 calls to aliased::CORE:subst, avg 13µs/call | ||
27 | return $package; | ||||
28 | } | ||||
29 | |||||
30 | # spent 502µs (338+164) within aliased::_make_alias which was called 5 times, avg 100µs/call:
# 5 times (338µs+164µs) by aliased::import at line 21, avg 100µs/call | ||||
31 | 15 | 325µs | my ( $package, $callpack, $alias ) = @_; | ||
32 | |||||
33 | 5 | 164µs | $alias ||= _get_alias($package); # spent 164µs making 5 calls to aliased::_get_alias, avg 33µs/call | ||
34 | |||||
35 | 2 | 815µs | 2 | 143µs | # spent 86µs (30+56) within aliased::BEGIN@35 which was called:
# once (30µs+56µs) by Data::DPath::Path::BEGIN@14 at line 35 # spent 86µs making 1 call to aliased::BEGIN@35
# spent 56µs making 1 call to strict::unimport |
36 | *{ join q{::} => $callpack, $alias } = sub () { $package }; | ||||
37 | } | ||||
38 | |||||
39 | # spent 354ms (931µs+353) within aliased::_load_alias which was called 5 times, avg 70.9ms/call:
# 5 times (931µs+353ms) by aliased::import at line 20, avg 70.9ms/call | ||||
40 | 20 | 100µs | my ( $package, $callpack, @import ) = @_; | ||
41 | |||||
42 | # We don't localize $SIG{__DIE__} here because we need to be careful about | ||||
43 | # restoring its value if there is a failure. Very, very tricky. | ||||
44 | my $sigdie = $SIG{__DIE__}; | ||||
45 | { | ||||
46 | 20 | 803µs | my $code = | ||
47 | @import == 0 | ||||
48 | ? "package $callpack; use $package;" | ||||
49 | : "package $callpack; use $package (\@import)"; | ||||
50 | eval $code; # spent 442µs executing statements in string eval # includes 12.8ms spent executing 1 call to 1 sub defined therein. # spent 436µs executing statements in string eval # includes 1.06ms spent executing 1 call to 1 sub defined therein. # spent 399µs executing statements in string eval # includes 962µs spent executing 1 call to 1 sub defined therein. # spent 368µs executing statements in string eval # includes 869µs spent executing 1 call to 1 sub defined therein. # spent 46µs executing statements in string eval # includes 39µs spent executing 1 call to 1 sub defined therein. | ||||
51 | if ( my $error = $@ ) { | ||||
52 | $SIG{__DIE__} = $sigdie; | ||||
53 | die $error; | ||||
54 | } | ||||
55 | $sigdie = $SIG{__DIE__} | ||||
56 | if defined $SIG{__DIE__}; | ||||
57 | } | ||||
58 | |||||
59 | # Make sure a global $SIG{__DIE__} makes it out of the localization. | ||||
60 | $SIG{__DIE__} = $sigdie if defined $sigdie; | ||||
61 | } | ||||
62 | |||||
63 | sub alias { | ||||
64 | my ( $package, @import ) = @_; | ||||
65 | |||||
66 | my $callpack = scalar caller(0); | ||||
67 | _load_alias( $package, $callpack, @import ); | ||||
68 | |||||
69 | return $package; | ||||
70 | } | ||||
71 | |||||
72 | 1 | 18µs | 1; | ||
73 | __END__ | ||||
# spent 67µs within aliased::CORE:subst which was called 5 times, avg 13µs/call:
# 5 times (67µs+0s) by aliased::_get_alias at line 26, avg 13µs/call |