| Filename | /home/ss5/perl5/perlbrew/perls/tapper-perl/lib/site_perl/5.16.3/Devel/StackTrace/Frame.pm |
| Statements | Executed 33 statements in 518µs |
| Calls | P | F | Exclusive Time |
Inclusive Time |
Subroutine |
|---|---|---|---|---|---|
| 1 | 1 | 1 | 23µs | 23µs | Devel::StackTrace::Frame::BEGIN@10 |
| 1 | 1 | 1 | 12µs | 21µs | Devel::StackTrace::Frame::BEGIN@6 |
| 1 | 1 | 1 | 7µs | 10µs | Devel::StackTrace::Frame::BEGIN@7 |
| 1 | 1 | 1 | 6µs | 14µs | Devel::StackTrace::Frame::BEGIN@11 |
| 0 | 0 | 0 | 0s | 0s | Devel::StackTrace::Frame::__ANON__[:17] |
| 0 | 0 | 0 | 0s | 0s | Devel::StackTrace::Frame::args |
| 0 | 0 | 0 | 0s | 0s | Devel::StackTrace::Frame::as_string |
| 0 | 0 | 0 | 0s | 0s | Devel::StackTrace::Frame::new |
| Line | State ments |
Time on line |
Calls | Time in subs |
Code |
|---|---|---|---|---|---|
| 1 | package Devel::StackTrace::Frame; | ||||
| 2 | { | ||||
| 3 | 2 | 900ns | $Devel::StackTrace::Frame::VERSION = '1.30'; | ||
| 4 | } | ||||
| 5 | |||||
| 6 | 2 | 18µs | 2 | 30µs | # spent 21µs (12+9) within Devel::StackTrace::Frame::BEGIN@6 which was called:
# once (12µs+9µs) by Devel::StackTrace::BEGIN@11 at line 6 # spent 21µs making 1 call to Devel::StackTrace::Frame::BEGIN@6
# spent 9µs making 1 call to strict::import |
| 7 | 2 | 22µs | 2 | 13µs | # spent 10µs (7+3) within Devel::StackTrace::Frame::BEGIN@7 which was called:
# once (7µs+3µs) by Devel::StackTrace::BEGIN@11 at line 7 # spent 10µs making 1 call to Devel::StackTrace::Frame::BEGIN@7
# spent 3µs making 1 call to warnings::import |
| 8 | |||||
| 9 | # Create accessor routines | ||||
| 10 | # spent 23µs within Devel::StackTrace::Frame::BEGIN@10 which was called:
# once (23µs+0s) by Devel::StackTrace::BEGIN@11 at line 19 | ||||
| 11 | 2 | 50µs | 2 | 23µs | # spent 14µs (6+8) within Devel::StackTrace::Frame::BEGIN@11 which was called:
# once (6µs+8µs) by Devel::StackTrace::BEGIN@11 at line 11 # spent 14µs making 1 call to Devel::StackTrace::Frame::BEGIN@11
# spent 8µs making 1 call to strict::unimport |
| 12 | 1 | 4µs | foreach my $f ( | ||
| 13 | qw( package filename line subroutine hasargs | ||||
| 14 | wantarray evaltext is_require hints bitmask args ) | ||||
| 15 | ) { | ||||
| 16 | 11 | 2µs | next if $f eq 'args'; | ||
| 17 | 10 | 18µs | *{$f} = sub { my $s = shift; return $s->{$f} }; | ||
| 18 | } | ||||
| 19 | 1 | 397µs | 1 | 23µs | } # spent 23µs making 1 call to Devel::StackTrace::Frame::BEGIN@10 |
| 20 | |||||
| 21 | { | ||||
| 22 | 2 | 2µs | my @fields = ( | ||
| 23 | qw( package filename line subroutine hasargs wantarray | ||||
| 24 | evaltext is_require hints bitmask ) | ||||
| 25 | ); | ||||
| 26 | |||||
| 27 | sub new { | ||||
| 28 | my $proto = shift; | ||||
| 29 | my $class = ref $proto || $proto; | ||||
| 30 | |||||
| 31 | my $self = bless {}, $class; | ||||
| 32 | |||||
| 33 | @{$self}{@fields} = @{ shift() }; | ||||
| 34 | |||||
| 35 | # fixup unix-style paths on win32 | ||||
| 36 | $self->{filename} = File::Spec->canonpath( $self->{filename} ); | ||||
| 37 | |||||
| 38 | $self->{args} = shift; | ||||
| 39 | |||||
| 40 | $self->{respect_overload} = shift; | ||||
| 41 | |||||
| 42 | $self->{max_arg_length} = shift; | ||||
| 43 | |||||
| 44 | $self->{message} = shift; | ||||
| 45 | |||||
| 46 | $self->{indent} = shift; | ||||
| 47 | |||||
| 48 | return $self; | ||||
| 49 | } | ||||
| 50 | } | ||||
| 51 | |||||
| 52 | sub args { | ||||
| 53 | my $self = shift; | ||||
| 54 | |||||
| 55 | return @{ $self->{args} }; | ||||
| 56 | } | ||||
| 57 | |||||
| 58 | sub as_string { | ||||
| 59 | my $self = shift; | ||||
| 60 | my $first = shift; | ||||
| 61 | my $p = shift; | ||||
| 62 | |||||
| 63 | my $sub = $self->subroutine; | ||||
| 64 | |||||
| 65 | # This code stolen straight from Carp.pm and then tweaked. All | ||||
| 66 | # errors are probably my fault -dave | ||||
| 67 | if ($first) { | ||||
| 68 | $sub | ||||
| 69 | = defined $self->{message} | ||||
| 70 | ? $self->{message} | ||||
| 71 | : 'Trace begun'; | ||||
| 72 | } | ||||
| 73 | else { | ||||
| 74 | |||||
| 75 | # Build a string, $sub, which names the sub-routine called. | ||||
| 76 | # This may also be "require ...", "eval '...' or "eval {...}" | ||||
| 77 | if ( my $eval = $self->evaltext ) { | ||||
| 78 | if ( $self->is_require ) { | ||||
| 79 | $sub = "require $eval"; | ||||
| 80 | } | ||||
| 81 | else { | ||||
| 82 | $eval =~ s/([\\\'])/\\$1/g; | ||||
| 83 | $sub = "eval '$eval'"; | ||||
| 84 | } | ||||
| 85 | } | ||||
| 86 | elsif ( $sub eq '(eval)' ) { | ||||
| 87 | $sub = 'eval {...}'; | ||||
| 88 | } | ||||
| 89 | |||||
| 90 | # if there are any arguments in the sub-routine call, format | ||||
| 91 | # them according to the format variables defined earlier in | ||||
| 92 | # this file and join them onto the $sub sub-routine string | ||||
| 93 | # | ||||
| 94 | # We copy them because they're going to be modified. | ||||
| 95 | # | ||||
| 96 | if ( my @a = $self->args ) { | ||||
| 97 | for (@a) { | ||||
| 98 | |||||
| 99 | # set args to the string "undef" if undefined | ||||
| 100 | $_ = "undef", next unless defined $_; | ||||
| 101 | |||||
| 102 | # hack! | ||||
| 103 | $_ = $self->Devel::StackTrace::_ref_to_string($_) | ||||
| 104 | if ref $_; | ||||
| 105 | |||||
| 106 | local $SIG{__DIE__}; | ||||
| 107 | local $@; | ||||
| 108 | |||||
| 109 | eval { | ||||
| 110 | my $max_arg_length | ||||
| 111 | = exists $p->{max_arg_length} | ||||
| 112 | ? $p->{max_arg_length} | ||||
| 113 | : $self->{max_arg_length}; | ||||
| 114 | |||||
| 115 | if ( $max_arg_length | ||||
| 116 | && length $_ > $max_arg_length ) { | ||||
| 117 | substr( $_, $max_arg_length ) = '...'; | ||||
| 118 | } | ||||
| 119 | |||||
| 120 | s/'/\\'/g; | ||||
| 121 | |||||
| 122 | # 'quote' arg unless it looks like a number | ||||
| 123 | $_ = "'$_'" unless /^-?[\d.]+$/; | ||||
| 124 | |||||
| 125 | # print control/high ASCII chars as 'M-<char>' or '^<char>' | ||||
| 126 | s/([\200-\377])/sprintf("M-%c",ord($1)&0177)/eg; | ||||
| 127 | s/([\0-\37\177])/sprintf("^%c",ord($1)^64)/eg; | ||||
| 128 | }; | ||||
| 129 | |||||
| 130 | if ( my $e = $@ ) { | ||||
| 131 | $_ = $e =~ /malformed utf-8/i ? '(bad utf-8)' : '?'; | ||||
| 132 | } | ||||
| 133 | } | ||||
| 134 | |||||
| 135 | # append ('all', 'the', 'arguments') to the $sub string | ||||
| 136 | $sub .= '(' . join( ', ', @a ) . ')'; | ||||
| 137 | $sub .= ' called'; | ||||
| 138 | } | ||||
| 139 | } | ||||
| 140 | |||||
| 141 | # If the user opted into indentation (a la Carp::confess), pre-add a tab | ||||
| 142 | my $tab = $self->{indent} && !$first ? "\t" : q{}; | ||||
| 143 | |||||
| 144 | return "${tab}$sub at " . $self->filename . ' line ' . $self->line; | ||||
| 145 | } | ||||
| 146 | |||||
| 147 | 1 | 3µs | 1; | ||
| 148 | |||||
| 149 | # ABSTRACT: A single frame in a stack trace | ||||
| 150 | |||||
| 151 | __END__ |