File | /usr/local/lib/perl5/site_perl/5.10.1/Carp/Clan.pm |
Statements Executed | 92 |
Statement Execution Time | 1.55ms |
Calls | P | F | Exclusive Time |
Inclusive Time |
Subroutine |
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4 | 4 | 4 | 282µs | 349µs | import | Carp::Clan::
4 | 4 | 5 | 43µs | 43µs | CORE:regcomp (opcode) | Carp::Clan::
1 | 1 | 1 | 19µs | 22µs | BEGIN@16 | Carp::Clan::
4 | 4 | 5 | 15µs | 15µs | CORE:qr (opcode) | Carp::Clan::
1 | 1 | 1 | 12µs | 31µs | BEGIN@224 | Carp::Clan::
8 | 1 | 2 | 10µs | 10µs | CORE:match (opcode) | Carp::Clan::
1 | 1 | 1 | 7µs | 72µs | BEGIN@17 | Carp::Clan::
1 | 1 | 1 | 4µs | 4µs | BEGIN@18 | Carp::Clan::
0 | 0 | 0 | 0s | 0s | __ANON__[:225] | Carp::Clan::
0 | 0 | 0 | 0s | 0s | __ANON__[:226] | Carp::Clan::
0 | 0 | 0 | 0s | 0s | __ANON__[:227] | Carp::Clan::
0 | 0 | 0 | 0s | 0s | __ANON__[:228] | Carp::Clan::
0 | 0 | 0 | 0s | 0s | _longmsg | Carp::Clan::
0 | 0 | 0 | 0s | 0s | _shortmsg | Carp::Clan::
0 | 0 | 0 | 0s | 0s | carp | Carp::Clan::
0 | 0 | 0 | 0s | 0s | cluck | Carp::Clan::
0 | 0 | 0 | 0s | 0s | confess | Carp::Clan::
0 | 0 | 0 | 0s | 0s | croak | Carp::Clan::
Line | State ments |
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Calls | Time in subs |
Code |
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1 | |||||
2 | ## | ||||
3 | ## Based on Carp.pm from Perl 5.005_03. | ||||
4 | ## Last modified 24-Oct-2009 by Steffen Beyer. | ||||
5 | ## Should be reasonably backwards compatible. | ||||
6 | ## | ||||
7 | ## This module is free software and can | ||||
8 | ## be used, modified and redistributed | ||||
9 | ## under the same terms as Perl itself. | ||||
10 | ## | ||||
11 | |||||
12 | 1 | 600ns | @DB::args = (); # Avoid warning "used only once" in Perl 5.003 | ||
13 | |||||
14 | package Carp::Clan; | ||||
15 | |||||
16 | 3 | 32µs | 2 | 25µs | # spent 22µs (19+3) within Carp::Clan::BEGIN@16 which was called
# once (19µs+3µs) by MooseX::Types::TypeDecorator::BEGIN@7 at line 16 # spent 22µs making 1 call to Carp::Clan::BEGIN@16
# spent 3µs making 1 call to strict::import |
17 | 3 | 23µs | 2 | 137µs | # spent 72µs (7+65) within Carp::Clan::BEGIN@17 which was called
# once (7µs+65µs) by MooseX::Types::TypeDecorator::BEGIN@7 at line 17 # spent 72µs making 1 call to Carp::Clan::BEGIN@17
# spent 65µs making 1 call to vars::import |
18 | 3 | 940µs | 1 | 4µs | # spent 4µs within Carp::Clan::BEGIN@18 which was called
# once (4µs+0s) by MooseX::Types::TypeDecorator::BEGIN@7 at line 18 # spent 4µs making 1 call to Carp::Clan::BEGIN@18 |
19 | |||||
20 | # Original comments by Andy Wardley <abw@kfs.org> 09-Apr-1998. | ||||
21 | |||||
22 | # The $Max(EvalLen|(Arg(Len|Nums)) variables are used to specify how | ||||
23 | # the eval text and function arguments should be formatted when printed. | ||||
24 | |||||
25 | 1 | 300ns | $MaxEvalLen = 0; # How much eval '...text...' to show. 0 = all. | ||
26 | 1 | 100ns | $MaxArgLen = 64; # How much of each argument to print. 0 = all. | ||
27 | 1 | 100ns | $MaxArgNums = 8; # How many arguments to print. 0 = all. | ||
28 | |||||
29 | 1 | 0s | $Verbose = 0; # If true then make _shortmsg call _longmsg instead. | ||
30 | |||||
31 | 1 | 400ns | $VERSION = '6.04'; | ||
32 | |||||
33 | # _longmsg() crawls all the way up the stack reporting on all the function | ||||
34 | # calls made. The error string, $error, is originally constructed from the | ||||
35 | # arguments passed into _longmsg() via confess(), cluck() or _shortmsg(). | ||||
36 | # This gets appended with the stack trace messages which are generated for | ||||
37 | # each function call on the stack. | ||||
38 | |||||
39 | sub _longmsg { | ||||
40 | return (@_) if ( ref $_[0] ); | ||||
41 | local $_; # Protect surrounding program - just in case... | ||||
42 | my ( $pack, $file, $line, $sub, $hargs, $eval, $require, @parms, $push ); | ||||
43 | my $error = join( '', @_ ); | ||||
44 | my $msg = ''; | ||||
45 | my $i = 0; | ||||
46 | while ( | ||||
47 | do { | ||||
48 | { | ||||
49 | |||||
50 | package DB; | ||||
51 | ( $pack, $file, $line, $sub, $hargs, undef, $eval, $require ) | ||||
52 | = caller( $i++ ) | ||||
53 | } | ||||
54 | } | ||||
55 | ) | ||||
56 | { | ||||
57 | next if ( $pack eq 'Carp::Clan' ); | ||||
58 | if ( $error eq '' ) { | ||||
59 | if ( defined $eval ) { | ||||
60 | $eval =~ s/([\\\'])/\\$1/g unless ($require); # Escape \ and ' | ||||
61 | $eval | ||||
62 | =~ s/([\x00-\x1F\x7F-\xFF])/sprintf("\\x%02X",ord($1))/eg; | ||||
63 | substr( $eval, $MaxEvalLen ) = '...' | ||||
64 | if ( $MaxEvalLen && length($eval) > $MaxEvalLen ); | ||||
65 | if ($require) { $sub = "require $eval"; } | ||||
66 | else { $sub = "eval '$eval'"; } | ||||
67 | } | ||||
68 | elsif ( $sub eq '(eval)' ) { $sub = 'eval {...}'; } | ||||
69 | else { | ||||
70 | @parms = (); | ||||
71 | if ($hargs) { | ||||
72 | $push = 0; | ||||
73 | @parms = @DB::args | ||||
74 | ; # We may trash some of the args so we take a copy | ||||
75 | if ( $MaxArgNums and @parms > $MaxArgNums ) { | ||||
76 | $#parms = $MaxArgNums; | ||||
77 | pop(@parms); | ||||
78 | $push = 1; | ||||
79 | } | ||||
80 | for (@parms) { | ||||
81 | if ( defined $_ ) { | ||||
82 | if ( ref $_ ) { | ||||
83 | $_ = overload::StrVal($_); | ||||
84 | } | ||||
85 | else { | ||||
86 | unless ( /^-?\d+(?:\.\d+(?:[eE][+-]\d+)?)?$/ | ||||
87 | ) # Looks numeric | ||||
88 | { | ||||
89 | s/([\\\'])/\\$1/g; # Escape \ and ' | ||||
90 | s/([\x00-\x1F\x7F-\xFF])/sprintf("\\x%02X",ord($1))/eg; | ||||
91 | substr( $_, $MaxArgLen ) = '...' | ||||
92 | if ( $MaxArgLen | ||||
93 | and length($_) > $MaxArgLen ); | ||||
94 | $_ = "'$_'"; | ||||
95 | } | ||||
96 | } | ||||
97 | } | ||||
98 | else { $_ = 'undef'; } | ||||
99 | } | ||||
100 | push( @parms, '...' ) if ($push); | ||||
101 | } | ||||
102 | $sub .= '(' . join( ', ', @parms ) . ')'; | ||||
103 | } | ||||
104 | if ( $msg eq '' ) { $msg = "$sub called"; } | ||||
105 | else { $msg .= "\t$sub called"; } | ||||
106 | } | ||||
107 | else { | ||||
108 | $msg = quotemeta($sub); | ||||
109 | if ( $error =~ /\b$msg\b/ ) { $msg = $error; } | ||||
110 | else { | ||||
111 | if ( $sub =~ /::/ ) { $msg = "$sub(): $error"; } | ||||
112 | else { $msg = "$sub: $error"; } | ||||
113 | } | ||||
114 | } | ||||
115 | $msg .= " at $file line $line\n" unless ( $error =~ /\n$/ ); | ||||
116 | $error = ''; | ||||
117 | } | ||||
118 | $msg ||= $error; | ||||
119 | $msg =~ tr/\0//d; # Circumvent die's incorrect handling of NUL characters | ||||
120 | $msg; | ||||
121 | } | ||||
122 | |||||
123 | # _shortmsg() is called by carp() and croak() to skip all the way up to | ||||
124 | # the top-level caller's package and report the error from there. confess() | ||||
125 | # and cluck() generate a full stack trace so they call _longmsg() to | ||||
126 | # generate that. In verbose mode _shortmsg() calls _longmsg() so you | ||||
127 | # always get a stack trace. | ||||
128 | |||||
129 | sub _shortmsg { | ||||
130 | my $pattern = shift; | ||||
131 | my $verbose = shift; | ||||
132 | return (@_) if ( ref $_[0] ); | ||||
133 | goto &_longmsg if ( $Verbose or $verbose ); | ||||
134 | my ( $pack, $file, $line, $sub ); | ||||
135 | my $error = join( '', @_ ); | ||||
136 | my $msg = ''; | ||||
137 | my $i = 0; | ||||
138 | while ( ( $pack, $file, $line, $sub ) = caller( $i++ ) ) { | ||||
139 | next if ( $pack eq 'Carp::Clan' or $pack =~ /$pattern/ ); | ||||
140 | if ( $error eq '' ) { $msg = "$sub() called"; } | ||||
141 | else { | ||||
142 | $msg = quotemeta($sub); | ||||
143 | if ( $error =~ /\b$msg\b/ ) { $msg = $error; } | ||||
144 | else { | ||||
145 | if ( $sub =~ /::/ ) { $msg = "$sub(): $error"; } | ||||
146 | else { $msg = "$sub: $error"; } | ||||
147 | } | ||||
148 | } | ||||
149 | $msg .= " at $file line $line\n" unless ( $error =~ /\n$/ ); | ||||
150 | $msg =~ tr/\0//d; # Circumvent die's incorrect handling of NUL characters | ||||
151 | return $msg; | ||||
152 | } | ||||
153 | goto &_longmsg; | ||||
154 | } | ||||
155 | |||||
156 | # In the two identical regular expressions (immediately after the two occurrences of | ||||
157 | # "quotemeta") above, the "\b ... \b" helps to avoid confusion between function names | ||||
158 | # which are prefixes of each other, e.g. "My::Class::print" and "My::Class::println". | ||||
159 | |||||
160 | # The following four functions call _longmsg() or _shortmsg() depending on | ||||
161 | # whether they should generate a full stack trace (confess() and cluck()) | ||||
162 | # or simply report the caller's package (croak() and carp()), respectively. | ||||
163 | # confess() and croak() die, carp() and cluck() warn. | ||||
164 | |||||
165 | # Following code kept for calls with fully qualified subroutine names: | ||||
166 | # (For backward compatibility with the original Carp.pm) | ||||
167 | |||||
168 | sub croak { | ||||
169 | my $callpkg = caller(0); | ||||
170 | my $pattern = ( $callpkg eq 'main' ) ? '^:::' : "^$callpkg\$"; | ||||
171 | die _shortmsg( $pattern, 0, @_ ); | ||||
172 | } | ||||
173 | sub confess { die _longmsg(@_); } | ||||
174 | |||||
175 | sub carp { | ||||
176 | my $callpkg = caller(0); | ||||
177 | my $pattern = ( $callpkg eq 'main' ) ? '^:::' : "^$callpkg\$"; | ||||
178 | warn _shortmsg( $pattern, 0, @_ ); | ||||
179 | } | ||||
180 | sub cluck { warn _longmsg(@_); } | ||||
181 | |||||
182 | # The following method imports a different closure for every caller. | ||||
183 | # I.e., different modules can use this module at the same time | ||||
184 | # and in parallel and still use different patterns. | ||||
185 | |||||
186 | # spent 349µs (282+67) within Carp::Clan::import which was called 4 times, avg 87µs/call:
# once (74µs+29µs) by MooseX::Types::UndefinedType::BEGIN@13 at line 13 of MooseX/Types/UndefinedType.pm
# once (77µs+15µs) by MooseX::Types::Base::BEGIN@10 at line 10 of MooseX/Types/Base.pm
# once (71µs+12µs) by MooseX::Types::TypeDecorator::BEGIN@7 at line 7 of MooseX/Types/TypeDecorator.pm
# once (60µs+12µs) by MooseX::Types::BEGIN@16 at line 16 of MooseX/Types.pm | ||||
187 | 40 | 36µs | my $pkg = shift; | ||
188 | my $callpkg = caller(0); | ||||
189 | my $pattern = ( $callpkg eq 'main' ) ? '^:::' : "^$callpkg\$"; | ||||
190 | my $verbose = 0; | ||||
191 | my $item; | ||||
192 | my $file; | ||||
193 | |||||
194 | for $item (@_) { | ||||
195 | 8 | 36µs | 8 | 10µs | if ( $item =~ /^\d/ ) { # spent 10µs making 8 calls to Carp::Clan::CORE:match, avg 1µs/call |
196 | if ( $VERSION < $item ) { | ||||
197 | $file = "$pkg.pm"; | ||||
198 | $file =~ s!::!/!g; | ||||
199 | $file = $INC{$file}; | ||||
200 | die _shortmsg( '^:::', 0, | ||||
201 | "$pkg $item required--this is only version $VERSION ($file)" | ||||
202 | ); | ||||
203 | } | ||||
204 | } | ||||
205 | elsif ( $item =~ /^verbose$/i ) { $verbose = 1; } | ||||
206 | else { $pattern = $item; } | ||||
207 | } | ||||
208 | |||||
209 | # Speed up pattern matching in Perl versions >= 5.005: | ||||
210 | # (Uses "eval ''" because qr// is a syntax error in previous Perl versions) | ||||
211 | 4 | 81µs | if ( $] >= 5.005 ) { | ||
212 | 1 | 114µs | 8 | 57µs | eval '$pattern = qr/$pattern/;'; # spent 43µs making 4 calls to Carp::Clan::CORE:regcomp, avg 11µs/call
# spent 15µs making 4 calls to Carp::Clan::CORE:qr, avg 4µs/call |
213 | } | ||||
214 | else { | ||||
215 | eval { $pkg =~ /$pattern/; }; | ||||
216 | } | ||||
217 | if ($@) { | ||||
218 | $@ =~ s/\s+$//; | ||||
219 | $@ =~ s/\s+at\s.+$//; | ||||
220 | die _shortmsg( '^:::', 0, $@ ); | ||||
221 | } | ||||
222 | { | ||||
223 | 20 | 80µs | local ($^W) = 0; | ||
224 | 3 | 199µs | 2 | 50µs | # spent 31µs (12+19) within Carp::Clan::BEGIN@224 which was called
# once (12µs+19µs) by MooseX::Types::TypeDecorator::BEGIN@7 at line 224 # spent 31µs making 1 call to Carp::Clan::BEGIN@224
# spent 19µs making 1 call to strict::unimport |
225 | *{"${callpkg}::croak"} = sub { die _shortmsg( $pattern, $verbose, @_ ); }; | ||||
226 | *{"${callpkg}::confess"} = sub { die _longmsg ( @_ ); }; | ||||
227 | *{"${callpkg}::carp"} = sub { warn _shortmsg( $pattern, $verbose, @_ ); }; | ||||
228 | *{"${callpkg}::cluck"} = sub { warn _longmsg ( @_ ); }; | ||||
229 | } | ||||
230 | } | ||||
231 | |||||
232 | 1 | 8µs | 1; | ||
233 | |||||
# spent 10µs within Carp::Clan::CORE:match which was called 8 times, avg 1µs/call:
# 8 times (10µs+0s) by Carp::Clan::import at line 195 of Carp/Clan.pm, avg 1µs/call | |||||
# spent 15µs within Carp::Clan::CORE:qr which was called 4 times, avg 4µs/call:
# once (5µs+0s) by Carp::Clan::import at line 1 of (eval 0)[Carp/Clan.pm:212] at line 212 of Carp/Clan.pm
# once (4µs+0s) by Carp::Clan::import at line 1 of (eval 0)[Carp/Clan.pm:212] at line 212 of Carp/Clan.pm
# once (3µs+0s) by Carp::Clan::import at line 1 of (eval 0)[Carp/Clan.pm:212] at line 212 of Carp/Clan.pm
# once (3µs+0s) by Carp::Clan::import at line 1 of (eval 0)[Carp/Clan.pm:212] at line 212 of Carp/Clan.pm | |||||
# spent 43µs within Carp::Clan::CORE:regcomp which was called 4 times, avg 11µs/call:
# once (22µs+0s) by Carp::Clan::import at line 1 of (eval 0)[Carp/Clan.pm:212] at line 212 of Carp/Clan.pm
# once (8µs+0s) by Carp::Clan::import at line 1 of (eval 0)[Carp/Clan.pm:212] at line 212 of Carp/Clan.pm
# once (7µs+0s) by Carp::Clan::import at line 1 of (eval 0)[Carp/Clan.pm:212] at line 212 of Carp/Clan.pm
# once (6µs+0s) by Carp::Clan::import at line 1 of (eval 0)[Carp/Clan.pm:212] at line 212 of Carp/Clan.pm |