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2
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use Catmandu::Sane; |
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86546
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9
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35
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4
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our $VERSION = '1.2019'; |
5
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6
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use YAML::XS (); |
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5
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34
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use Moo; |
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8
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5
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107
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8
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5
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21
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use Devel::Peek; |
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8
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5
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39
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7417
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use namespace::clean; |
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1971
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106
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529
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11
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5
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33
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11
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with 'Catmandu::Importer'; |
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13
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my $RE_EOF = qr'^\.\.\.$'; |
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my $RE_SEP = qr'^---'; |
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16
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my ($self) = @_; |
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sub { |
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state $fh = $self->fh; |
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state $yaml = ""; |
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state $data; |
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state $line; |
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while (defined($line = <$fh>)) { |
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if ($line =~ $RE_EOF) { |
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last; |
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} |
26
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if ($line =~ $RE_SEP && $yaml) { |
27
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utf8::encode($yaml); |
28
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$data = YAML::XS::Load($yaml); |
29
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$yaml = $line; |
30
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return $data; |
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} |
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$yaml .= $line; |
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} |
34
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if ($yaml) { |
35
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utf8::encode($yaml); |
36
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$data = YAML::XS::Load($yaml); |
37
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$yaml = ""; |
38
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return $data; |
39
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} |
40
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return; |
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}; |
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} |
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44
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1; |
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46
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47
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=pod |
48
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49
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=head1 NAME |
50
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51
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Catmandu::Importer::YAML - Package that imports YAML data |
52
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53
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=head1 SYNOPSIS |
54
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55
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# From the command line |
56
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57
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$ catmandu convert YAML to JSON < data.yaml |
58
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59
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# In a Perl script |
60
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61
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use Catmandu; |
62
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63
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my $importer = Catmandu->importer('YAML',file => "/foo/bar.yaml"); |
64
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65
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my $n = $importer->each(sub { |
66
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my $hashref = $_[0]; |
67
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# ... |
68
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}); |
69
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70
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The YAML input file needs to be separated into records: |
71
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72
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--- |
73
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- recordno: 1 |
74
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- name: Alpha |
75
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--- |
76
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- recordno: 2 |
77
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- name: Beta |
78
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... |
79
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80
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where '---' is the record separator and '...' the EOF indicator. |
81
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82
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=head1 CONFIGURATION |
83
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84
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=over |
85
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86
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=item file |
87
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88
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Read input from a local file given by its path. Alternatively a scalar |
89
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reference can be passed to read from a string. |
90
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91
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=item fh |
92
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93
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Read input from an L<IO::Handle>. If not specified, L<Catmandu::Util::io> is used to |
94
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create the input stream from the C<file> argument or by using STDIN. |
95
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96
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=item encoding |
97
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98
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Binmode of the input stream C<fh>. Set to C<:utf8> by default. |
99
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100
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=item fix |
101
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102
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An ARRAY of one or more fixes or file scripts to be applied to imported items. |
103
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104
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=back |
105
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106
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=head1 METHODS |
107
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108
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Every L<Catmandu::Importer> is a L<Catmandu::Iterable> all its methods are |
109
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inherited. The Catmandu::Importer::YAML methods are not idempotent: YAML feeds |
110
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can only be read once. |
111
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112
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=head1 SEE ALSO |
113
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114
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L<Catmandu::Exporter::YAML> |
115
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116
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=cut |