/usr/share/perl5/String/Flogger.pm is in libstring-flogger-perl 1.101245-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 | use strict;
use warnings;
package String::Flogger;
# ABSTRACT: string munging for loggers
$String::Flogger::VERSION = '1.101245';
use Params::Util qw(_ARRAYLIKE _CODELIKE);
use Scalar::Util qw(blessed);
use Sub::Exporter::Util ();
use Sub::Exporter -setup => [ flog => Sub::Exporter::Util::curry_method ];
#pod =head1 SYNOPSIS
#pod
#pod use String::Flogger qw(flog);
#pod
#pod my @inputs = (
#pod 'simple!',
#pod
#pod [ 'slightly %s complex', 'more' ],
#pod
#pod [ 'and inline some data: %s', { look => 'data!' } ],
#pod
#pod [ 'and we can defer evaluation of %s if we want', sub { 'stuff' } ],
#pod
#pod sub { 'while avoiding sprintfiness, if needed' },
#pod );
#pod
#pod say flog($_) for @inputs;
#pod
#pod The above will output:
#pod
#pod simple!
#pod
#pod slightly more complex
#pod
#pod and inline some data: {{{ "look": "data!" }}}
#pod
#pod and we can defer evaluation of stuff if we want
#pod
#pod while avoiding sprintfiness, if needed
#pod
#pod =method flog
#pod
#pod This method is described in the synopsis.
#pod
#pod =method format_string
#pod
#pod $flogger->format_string($fmt, \@input);
#pod
#pod This method is used to take the formatted arguments for a format string (when
#pod C<flog> is passed an arrayref) and turn it into a string. By default, it just
#pod uses C<L<perlfunc/sprintf>>.
#pod
#pod =cut
sub _encrefs {
my ($self, $messages) = @_;
return map { blessed($_) ? sprintf('obj(%s)', "$_")
: ref $_ ? $self->_stringify_ref($_)
: defined $_ ? $_
: '{{null}}' }
map { _CODELIKE($_) ? scalar $_->() : $_ }
@$messages;
}
my $JSON;
sub _stringify_ref {
my ($self, $ref) = @_;
if (ref $ref eq 'SCALAR' or ref $ref eq 'REF') {
my ($str) = $self->_encrefs([ $$ref ]);
return "ref($str)";
}
require JSON::MaybeXS;
$JSON ||= JSON::MaybeXS->new
->ascii(1)
->canonical(1)
->allow_nonref(1)
->space_after(1)
->convert_blessed(1);
# This is horrible. Just horrible. I wish I could do this with a callback
# passed to JSON: https://rt.cpan.org/Ticket/Display.html?id=54321
# -- rjbs, 2013-01-31
local *UNIVERSAL::TO_JSON = sub { "obj($_[0])" };
return '{{' . $JSON->encode($ref) . '}}'
}
sub flog {
my ($class, $input) = @_;
my $output;
if (_CODELIKE($input)) {
$input = $input->();
}
return $input unless ref $input;
if (_ARRAYLIKE($input)) {
my ($fmt, @data) = @$input;
return $class->format_string($fmt, $class->_encrefs(\@data));
}
return $class->format_string('%s', $class->_encrefs([$input]));
}
sub format_string {
my ($self, $fmt, @input) = @_;
sprintf $fmt, @input;
}
1;
__END__
=pod
=encoding UTF-8
=head1 NAME
String::Flogger - string munging for loggers
=head1 VERSION
version 1.101245
=head1 SYNOPSIS
use String::Flogger qw(flog);
my @inputs = (
'simple!',
[ 'slightly %s complex', 'more' ],
[ 'and inline some data: %s', { look => 'data!' } ],
[ 'and we can defer evaluation of %s if we want', sub { 'stuff' } ],
sub { 'while avoiding sprintfiness, if needed' },
);
say flog($_) for @inputs;
The above will output:
simple!
slightly more complex
and inline some data: {{{ "look": "data!" }}}
and we can defer evaluation of stuff if we want
while avoiding sprintfiness, if needed
=head1 METHODS
=head2 flog
This method is described in the synopsis.
=head2 format_string
$flogger->format_string($fmt, \@input);
This method is used to take the formatted arguments for a format string (when
C<flog> is passed an arrayref) and turn it into a string. By default, it just
uses C<L<perlfunc/sprintf>>.
=head1 AUTHOR
Ricardo SIGNES <rjbs@cpan.org>
=head1 COPYRIGHT AND LICENSE
This software is copyright (c) 2014 by Ricardo SIGNES <rjbs@cpan.org>.
This is free software; you can redistribute it and/or modify it under
the same terms as the Perl 5 programming language system itself.
=cut
|