| Filename | /Users/ether/perl5/perlbrew/perls/36.0/lib/5.36.0/vars.pm |
| Statements | Executed 340 statements in 970µs |
| Calls | P | F | Exclusive Time |
Inclusive Time |
Subroutine |
|---|---|---|---|---|---|
| 16 | 16 | 10 | 485µs | 577µs | vars::import |
| 201 | 3 | 1 | 92µs | 92µs | vars::CORE:match (opcode) |
| 1 | 1 | 1 | 26µs | 26µs | vars::BEGIN@3 |
| 1 | 1 | 1 | 9µs | 32µs | vars::BEGIN@7 |
| 1 | 1 | 1 | 4µs | 9µs | vars::BEGIN@8 |
| Line | State ments |
Time on line |
Calls | Time in subs |
Code |
|---|---|---|---|---|---|
| 1 | package vars; | ||||
| 2 | |||||
| 3 | 2 | 51µs | 1 | 26µs | # spent 26µs within vars::BEGIN@3 which was called:
# once (26µs+0s) by Digest::SHA::BEGIN@7 at line 3 # spent 26µs making 1 call to vars::BEGIN@3 |
| 4 | |||||
| 5 | 1 | 3µs | our $VERSION = '1.05'; | ||
| 6 | |||||
| 7 | 2 | 22µs | 2 | 55µs | # spent 32µs (9+23) within vars::BEGIN@7 which was called:
# once (9µs+23µs) by Digest::SHA::BEGIN@7 at line 7 # spent 32µs making 1 call to vars::BEGIN@7
# spent 23µs making 1 call to warnings::register::import |
| 8 | 2 | 292µs | 2 | 14µs | # spent 9µs (4+5) within vars::BEGIN@8 which was called:
# once (4µs+5µs) by Digest::SHA::BEGIN@7 at line 8 # spent 9µs making 1 call to vars::BEGIN@8
# spent 5µs making 1 call to strict::import |
| 9 | |||||
| 10 | # spent 577µs (485+92) within vars::import which was called 16 times, avg 36µs/call:
# once (71µs+12µs) by Pod::Escapes::BEGIN@6 at line 16 of Pod/Escapes.pm
# once (76µs+6µs) by List::MoreUtils::PP::BEGIN@413 at line 413 of List/MoreUtils/PP.pm
# once (69µs+7µs) by Digest::SHA::BEGIN@7 at line 7 of Digest/SHA.pm
# once (38µs+11µs) by Getopt::Long::BEGIN@46 at line 46 of Getopt/Long.pm
# once (37µs+8µs) by Pod::Simple::BEGIN@14 at line 19 of Pod/Simple.pm
# once (32µs+11µs) by List::MoreUtils::XS::BEGIN@8 at line 8 of List/MoreUtils/XS.pm
# once (24µs+5µs) by Pod::Text::BEGIN@21 at line 21 of Pod/Text.pm
# once (24µs+5µs) by Getopt::Long::BEGIN@52 at line 52 of Getopt/Long.pm
# once (16µs+7µs) by Pod::Simple::BlackBox::BEGIN@24 at line 24 of Pod/Simple/BlackBox.pm
# once (18µs+5µs) by Getopt::Long::BEGIN@49 at line 50 of Getopt/Long.pm
# once (18µs+2µs) by Getopt::Long::BEGIN@47 at line 47 of Getopt/Long.pm
# once (15µs+4µs) by Getopt::Long::BEGIN@27 at line 27 of Getopt/Long.pm
# once (15µs+2µs) by Pod::Simple::LinkSection::BEGIN@8 at line 8 of Pod/Simple/LinkSection.pm
# once (13µs+3µs) by Getopt::Long::BEGIN@20 at line 20 of Getopt/Long.pm
# once (11µs+3µs) by Pod::Simple::TiedOutFH::BEGIN@6 at line 6 of Pod/Simple/TiedOutFH.pm
# once (8µs+1µs) by Getopt::Long::BEGIN@23 at line 23 of Getopt/Long.pm | ||||
| 11 | 16 | 8µs | my $callpack = caller; | ||
| 12 | 16 | 13µs | my (undef, @imports) = @_; | ||
| 13 | 16 | 2µs | my ($sym, $ch); | ||
| 14 | 16 | 47µs | foreach (@imports) { | ||
| 15 | 67 | 177µs | 67 | 75µs | if (($ch, $sym) = /^([\$\@\%\*\&])(.+)/) { # spent 75µs making 67 calls to vars::CORE:match, avg 1µs/call |
| 16 | 67 | 112µs | 67 | 11µs | if ($sym =~ /\W/) { # spent 11µs making 67 calls to vars::CORE:match, avg 164ns/call |
| 17 | # time for a more-detailed check-up | ||||
| 18 | if ($sym =~ /^\w+[[{].*[]}]$/) { | ||||
| 19 | require Carp; | ||||
| 20 | Carp::croak("Can't declare individual elements of hash or array"); | ||||
| 21 | } elsif (warnings::enabled() and length($sym) == 1 and $sym !~ tr/a-zA-Z//) { | ||||
| 22 | warnings::warn("No need to declare built-in vars"); | ||||
| 23 | } elsif (($^H & strict::bits('vars'))) { | ||||
| 24 | require Carp; | ||||
| 25 | Carp::croak("'$_' is not a valid variable name under strict vars"); | ||||
| 26 | } | ||||
| 27 | } | ||||
| 28 | 67 | 112µs | 67 | 6µs | $sym = "${callpack}::$sym" unless $sym =~ /::/; # spent 6µs making 67 calls to vars::CORE:match, avg 90ns/call |
| 29 | *$sym = | ||||
| 30 | ( $ch eq "\$" ? \$$sym | ||||
| 31 | : $ch eq "\@" ? \@$sym | ||||
| 32 | : $ch eq "\%" ? \%$sym | ||||
| 33 | : $ch eq "\*" ? \*$sym | ||||
| 34 | : $ch eq "\&" ? \&$sym | ||||
| 35 | 67 | 128µs | : do { | ||
| 36 | require Carp; | ||||
| 37 | Carp::croak("'$_' is not a valid variable name"); | ||||
| 38 | }); | ||||
| 39 | } else { | ||||
| 40 | require Carp; | ||||
| 41 | Carp::croak("'$_' is not a valid variable name"); | ||||
| 42 | } | ||||
| 43 | } | ||||
| 44 | }; | ||||
| 45 | |||||
| 46 | 1 | 3µs | 1; | ||
| 47 | __END__ | ||||
sub vars::CORE:match; # opcode |