line |
stmt |
bran |
cond |
sub |
pod |
time |
code |
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package Inline::denter; |
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3
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use strict; |
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use Carp; |
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63
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use AutoLoader 'AUTOLOAD'; |
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sub new { |
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0
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115
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my $class = shift; |
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1
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bless {width => 4, |
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comma => " : ", |
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level => 0, |
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tabwidth => 8, |
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}, $class; |
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} |
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# Prevent a taint exception being thrown by AutoLoader.pm. |
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# Serves no other purpose. |
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0
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sub DESTROY { |
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} |
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sub undent { |
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0
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5
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local $/ = "\n"; |
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my ($o, $text) = @_; |
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my ($comma) = $o->{comma}; |
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1
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my $package = caller; |
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1
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40
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$package = caller(1) if $package eq 'Inline::denter'; |
27
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1
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1
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%{$o->{xref}} = (); |
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1
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5
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28
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1
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3
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@{$o->{objects}} = (); |
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1
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4
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29
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1
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2
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@{$o->{context}} = (); |
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1
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7
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30
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1
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2
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my $glob = ''; |
31
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1
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4
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chomp $text; |
32
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1
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14
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@{$o->{lines}} = split $/, $text; |
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1
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11
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33
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1
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5
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$o->{level} = 0; |
34
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1
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50
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9
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$o->{line} ||= 1; |
35
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1
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5
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$o->_setup_line; |
36
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1
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3
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while (not $o->{done}) { |
37
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5
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50
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33
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112
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if ($o->{level} == 0 and |
38
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$o->{content} =~ /^(\w+)\s*$comma\s*(.*)$/) { |
39
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5
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14
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$o->{content} = $2; |
40
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1
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1
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187
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no strict 'refs'; |
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1
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2
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1
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1175
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41
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5
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6
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push @{$o->{objects}}, "$1"; |
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5
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56
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42
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} |
43
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5
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9
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push @{$o->{objects}}, $o->_undent_data; |
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5
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15
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44
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} |
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1
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3
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return @{$o->{objects}}; |
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1
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62
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46
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} |
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48
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sub _undent_data { |
49
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14
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14
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17
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my $o = shift; |
50
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14
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18
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my ($obj, $class) = ('', ''); |
51
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14
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15
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my @refs; |
52
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my %refs; |
53
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14
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41
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while ($o->{content} =~ s/^\\(?:\((\w+)\))?((\%|\@|\$|\\).*)/$2/) { |
54
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0
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0
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push @refs, $1; |
55
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0
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0
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$refs{$1} = scalar @refs; |
56
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} |
57
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14
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100
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58
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if ($o->{content} =~ /^([\%\@\$]) |
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50
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58
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(\w(?:\w|::)*)? |
59
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\s*$/x |
60
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) { |
61
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4
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6
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my $foo; |
62
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4
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0
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14
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$obj = ($1 eq '%') ? {} : ($1 eq '@') ? [] : \$foo; |
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50
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63
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4
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50
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20
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$class = $2 || ''; |
64
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4
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50
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9
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if ($1 eq '%') { |
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0
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65
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4
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10
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%$obj = $o->_undent_hash; |
66
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} |
67
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elsif ($1 eq '@') { |
68
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0
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0
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@$obj = $o->_undent_array; |
69
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} |
70
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else { |
71
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0
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0
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$$obj = $o->_undent_scalar; |
72
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} |
73
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4
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50
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12
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bless $obj, $class if length $class; |
74
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} |
75
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elsif ($o->{content} =~ /^\?\s*$/) { |
76
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0
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0
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$obj = $o->_undent_undef; |
77
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} |
78
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else { |
79
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10
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19
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$obj = $o->_undent_value; |
80
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} |
81
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14
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40
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while (@refs) { |
82
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0
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0
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my $ref = pop @refs; |
83
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0
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0
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my $copy = $obj; |
84
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0
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0
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$obj = \ $copy; |
85
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0
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0
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0
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$o->{xref}{$ref} = $obj if $ref; |
86
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} |
87
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14
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69
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return $obj; |
88
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} |
89
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90
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sub _undent_value { |
91
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10
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10
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11
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my $o = shift; |
92
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10
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11
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my $value = ''; |
93
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10
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50
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30
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if ($o->{content} =~ /^\<\<(\w+)(\-?)\s*$/) { |
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50
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94
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0
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0
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my ($marker, $chomp) = ($1, $2); |
95
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0
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0
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my $line = $o->{line}; |
96
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0
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0
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$o->_next_line; |
97
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0
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0
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0
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while (not $o->{done} and |
98
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$o->{lines}[0] ne $marker) { |
99
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0
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0
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$value .= $o->{lines}[0] . "\n"; |
100
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0
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0
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$o->_next_line; |
101
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} |
102
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0
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0
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0
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croak M03_no_value_end_marker($marker, $line) if $o->{done}; |
103
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0
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0
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0
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chomp $value if $chomp; |
104
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} |
105
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elsif ($o->{content} =~ /^\"/) { |
106
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0
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0
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0
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croak $o->M04_mismatched_quotes unless $o->{content} =~ /^\".*\"\s*$/; |
107
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0
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0
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($value = $o->{content}) =~ s/^\"|\"\s*$//g; |
108
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} |
109
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else { |
110
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10
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14
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$value = $o->{content}; |
111
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} |
112
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10
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21
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$o->_next_line; |
113
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10
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17
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$o->_setup_line; |
114
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10
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24
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return $value; |
115
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} |
116
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117
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sub _undent_hash { |
118
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4
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4
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4
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my @values; |
119
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4
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5
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my $o = shift; |
120
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4
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6
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my $level = $o->{level} + 1; |
121
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4
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8
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$o->_next_line; |
122
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4
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14
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$o->_setup_line; |
123
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4
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12
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while ($o->{level} == $level) { |
124
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9
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132
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my ($key, $value) = split $o->{comma}, $o->{content}; |
125
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9
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50
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33
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46
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croak $o->M05_invalid_key_value unless (defined $key and defined $value); |
126
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9
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29
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$o->{content} = $value; |
127
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9
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23
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push @values, $o->_get_key($key), $o->_undent_data;; |
128
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} |
129
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4
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50
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12
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croak $o->M06_invalid_indent_level if $o->{level} > $level; |
130
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4
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24
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return @values; |
131
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} |
132
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133
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sub _get_key { |
134
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9
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9
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15
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my ($o, $key) = @_; |
135
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9
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50
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43
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return $key unless $key =~ /^\<\<(\w+)(\-?)/; |
136
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0
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0
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my ($marker, $chomp) = ($1, $2); |
137
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0
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0
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$key = ''; |
138
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0
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0
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my $line = $o->{line}; |
139
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0
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|
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0
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$o->_next_line; |
140
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0
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0
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0
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while (not $o->{done} and |
141
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$o->{lines}[0] ne $marker) { |
142
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0
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0
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$key .= $o->{lines}[0] . "\n"; |
143
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0
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0
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$o->_next_line; |
144
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|
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} |
145
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0
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0
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0
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croak M02_no_key_end_marker($marker, $line) if $o->{done}; |
146
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0
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0
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0
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chomp $key if $chomp; |
147
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0
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0
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$o->_next_line; |
148
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0
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|
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0
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$o->_setup_line; |
149
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0
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0
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return $key; |
150
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} |
151
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152
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sub _undent_array { |
153
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0
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|
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0
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0
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my @values; |
154
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0
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|
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|
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0
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my $o = shift; |
155
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0
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|
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|
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0
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my $level = $o->{level} + 1; |
156
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0
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|
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0
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$o->_next_line; |
157
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0
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|
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|
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0
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$o->_setup_line; |
158
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0
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|
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0
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while ($o->{level} == $level) { |
159
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0
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|
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0
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push @values, $o->_undent_data; |
160
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} |
161
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0
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0
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|
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0
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croak $o->M06_invalid_indent_level if $o->{level} > $level; |
162
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0
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|
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|
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0
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return @values; |
163
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} |
164
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165
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sub _undent_scalar { |
166
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0
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|
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0
|
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0
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my $values; |
167
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0
|
|
|
|
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0
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my $o = shift; |
168
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0
|
|
|
|
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0
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my $level = $o->{level} + 1; |
169
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0
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|
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|
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0
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$o->_next_line; |
170
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0
|
|
|
|
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0
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$o->_setup_line; |
171
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0
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0
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|
|
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0
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croak $o->M06_invalid_indent_level if $o->{level} != $level; |
172
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0
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0
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|
|
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0
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croak $o->M07_invalid_scalar_value if $o->{content} =~ /^[\%\@\$\\]/; |
173
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0
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0
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|
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0
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return $o->_undent_undef if $o->{content} =~ /^\?/; |
174
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0
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|
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|
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0
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return $o->_undent_value; |
175
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} |
176
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177
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|
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sub _undent_undef { |
178
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0
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|
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0
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0
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my $o = shift; |
179
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0
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|
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|
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0
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$o->_next_line; |
180
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0
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|
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|
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0
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$o->_setup_line; |
181
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0
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|
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0
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return undef; |
182
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|
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} |
183
|
|
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184
|
|
|
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|
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sub _next_line { |
185
|
14
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|
|
14
|
|
14
|
my $o = shift; |
186
|
14
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50
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|
|
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13
|
$o->{done}++, $o->{level} = -1, return unless @{$o->{lines}}; |
|
14
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35
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|
187
|
14
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|
|
|
17
|
local $_ = shift @{$o->{lines}}; |
|
14
|
|
|
|
|
28
|
|
188
|
14
|
|
|
|
|
23
|
$o->{line}++; |
189
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|
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|
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} |
190
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191
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|
|
|
sub _setup_line { |
192
|
15
|
|
|
15
|
|
21
|
my $o = shift; |
193
|
15
|
100
|
|
|
|
13
|
$o->{done}++, $o->{level} = -1, return unless @{$o->{lines}}; |
|
15
|
|
|
|
|
38
|
|
194
|
14
|
|
|
|
|
19
|
my ($width, $tabwidth) = @{$o}{qw(width tabwidth)}; |
|
14
|
|
|
|
|
25
|
|
195
|
14
|
|
|
|
|
17
|
while (1) { |
196
|
14
|
|
|
|
|
23
|
local $_ = $o->{lines}[0]; |
197
|
|
|
|
|
|
|
# expand tabs in leading whitespace; |
198
|
14
|
50
|
|
|
|
59
|
$o->next_line, next if /^(\s*$|\#)/; # skip comments and blank lines |
199
|
14
|
|
|
|
|
40
|
while (s{^( *)(\t+)} |
200
|
0
|
|
|
|
|
0
|
{' ' x (length($1) + length($2) * $tabwidth - |
201
|
|
|
|
|
|
|
length($1) % $tabwidth)}e){} |
202
|
14
|
50
|
|
|
|
131
|
croak $o->M01_invalid_indent_width unless /^(( {$width})*)(\S.*)$/; |
203
|
14
|
|
|
|
|
43
|
$o->{level} = length($1) / $width; |
204
|
14
|
|
|
|
|
26
|
$o->{content} = $3; |
205
|
14
|
|
|
|
|
35
|
last; |
206
|
|
|
|
|
|
|
} |
207
|
|
|
|
|
|
|
} |
208
|
|
|
|
|
|
|
|
209
|
|
|
|
|
|
|
1; |
210
|
|
|
|
|
|
|
__END__ |