Filename | /2home/ss5/perl5/perlbrew/perls/perl-5.12.3/lib/5.12.3/if.pm |
Statements | Executed 24 statements in 69µs |
Calls | P | F | Exclusive Time |
Inclusive Time |
Subroutine |
---|---|---|---|---|---|
2 | 1 | 1 | 40µs | 50µs | work | if::
2 | 2 | 1 | 6µs | 6µs | import | if::
2 | 1 | 1 | 5µs | 5µs | CORE:subst (opcode) | if::
0 | 0 | 0 | 0s | 0s | unimport | if::
Line | State ments |
Time on line |
Calls | Time in subs |
Code |
---|---|---|---|---|---|
1 | package if; | ||||
2 | |||||
3 | 1 | 400ns | $VERSION = '0.05'; | ||
4 | |||||
5 | # spent 50µs (40+10) within if::work which was called 2 times, avg 25µs/call:
# 2 times (40µs+10µs) by Moose::Object::BEGIN@19 or Moose::Object::BEGIN@20 at line 18, avg 25µs/call | ||||
6 | 2 | 900ns | my $method = shift() ? 'import' : 'unimport'; | ||
7 | 2 | 900ns | die "Too few arguments to `use if' (some code returning an empty list in list context?)" | ||
8 | unless @_ >= 2; | ||||
9 | 2 | 400ns | return unless shift; # CONDITION | ||
10 | |||||
11 | 2 | 500ns | my $p = $_[0]; # PACKAGE | ||
12 | 2 | 13µs | 2 | 5µs | (my $file = "$p.pm") =~ s!::!/!g; # spent 5µs making 2 calls to if::CORE:subst, avg 3µs/call |
13 | 2 | 1µs | require $file; # Works even if $_[0] is a keyword (like open) | ||
14 | 2 | 30µs | 2 | 4µs | my $m = $p->can($method); # spent 4µs making 2 calls to UNIVERSAL::can, avg 2µs/call |
15 | 2 | 8µs | 1 | 2.43ms | goto &$m if $m; # spent 2.43ms making 1 call to metaclass::import |
16 | } | ||||
17 | |||||
18 | 6 | 12µs | 2 | 50µs | # spent 6µs within if::import which was called 2 times, avg 3µs/call:
# once (4µs+0s) by Moose::Object::BEGIN@19 at line 19 of Moose/Object.pm
# once (2µs+0s) by Moose::Object::BEGIN@20 at line 20 of Moose/Object.pm # spent 50µs making 2 calls to if::work, avg 25µs/call |
19 | sub unimport { shift; unshift @_, 0; goto &work } | ||||
20 | |||||
21 | 1 | 2µs | 1; | ||
22 | __END__ | ||||
# spent 5µs within if::CORE:subst which was called 2 times, avg 3µs/call:
# 2 times (5µs+0s) by if::work at line 12, avg 3µs/call |