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package Pod::Index::Extract; |
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61
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use 5.008; |
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239
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$VERSION = '0.14'; |
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use strict; |
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131
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7
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use warnings; |
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121
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use base qw(Pod::Parser); |
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3436
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sub begin_input { |
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0
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my ($self) = @_; |
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505
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$self->cutting(0); # force parser to notice that it's in POD mode |
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} |
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16
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sub verbatim { |
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my ($self, $text, $line_num, $pod_para) = @_; |
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19
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# verbatim should't have the X<> attached |
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return $self->ppi_done unless $self->{ppi_anchor_type}; |
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22
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4
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my $out_fh = $self->output_handle; |
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4
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print $out_fh $text; |
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4
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196
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$self->{ppi_textblock_count}++; |
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} |
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27
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sub textblock { |
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my ($self, $text, $line_num, $pod_para) = @_; |
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30
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# should sanity check that the X<> is really here... |
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#print "<<<$text>>>\n"; |
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my $out_fh = $self->output_handle; |
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100
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unless ($self->{ppi_anchor_type}) { |
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$self->{ppi_anchor_type} = 'textblock'; |
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2
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$self->ppi_start; |
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} |
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40
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# only print the first paragraph if in textblock mode |
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9
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100
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100
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return $self->ppi_done if $self->{ppi_anchor_type} eq 'textblock' |
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and $self->{ppi_textblock_count}; |
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44
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8
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print $out_fh $text; |
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8
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424
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$self->{ppi_textblock_count}++; |
46
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} |
47
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48
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sub command { |
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15
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0
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my ($self, $cmd, $text, $line_num, $pod_para) = @_; |
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51
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# should sanity check that the X<> is really here... |
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53
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15
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46
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my $out_fh = $self->output_handle; |
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55
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15
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100
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41
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unless ($self->{ppi_anchor_type}) { |
56
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4
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8
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$self->{ppi_anchor_type} = 'command'; |
57
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4
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8
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$self->{ppi_command} = $cmd; |
58
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4
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10
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$self->ppi_start; |
59
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4
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100
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11
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if ($cmd eq 'item') { |
60
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2
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5
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print $out_fh "=over\n\n"; |
61
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} |
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} |
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64
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15
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100
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37
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return $self->ppi_done unless $self->{ppi_anchor_type} eq 'command'; |
65
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66
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14
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my $ppi_cmd = $self->{ppi_command}; |
67
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14
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50
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46
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return $self->ppi_done unless $ppi_cmd =~ /^(?:head|item)/; # XXX |
68
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69
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# check if we are out of scope |
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14
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100
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28
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if ($self->{ppi_textblock_count}) { |
71
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8
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100
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33
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if ($ppi_cmd =~ /^head(\d)/) { |
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50
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72
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2
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4
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my $initial_level = $1; |
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2
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50
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10
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if ($cmd =~ /^head(\d)/) { |
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2
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6
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my $current_level = $1; |
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2
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50
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12
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return $self->ppi_done if $current_level <= $initial_level; |
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} |
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} elsif ($ppi_cmd =~ /^item/) { |
78
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6
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100
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100
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50
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if ($cmd =~ /item|back/ and !$self->{ppi_depth}) { |
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100
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100
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79
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2
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7
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return $self->ppi_done; |
80
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} elsif ($cmd eq 'over') { |
81
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1
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3
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$self->{ppi_depth}++; |
82
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} elsif ($cmd eq 'back') { |
83
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1
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3
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$self->{ppi_depth}--; |
84
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} |
85
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} else { |
86
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0
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0
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die "shouldn't be here "; |
87
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} |
88
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} |
89
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90
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10
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535
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print $out_fh $pod_para->raw_text; |
91
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} |
92
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93
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sub ppi_start { |
94
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6
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6
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0
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11
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my ($self) = @_; |
95
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} |
96
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97
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sub ppi_done { |
98
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6
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6
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0
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9
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my ($self) = @_; |
99
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6
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19
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my $out_fh = $self->output_handle; |
100
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6
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100
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100
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37
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if ($self->{ppi_command} and $self->{ppi_command} eq 'item') { |
101
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2
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5
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print $out_fh "=back\n\n"; |
102
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} |
103
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104
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105
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6
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27
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my $fh = $self->input_handle; |
106
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6
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246
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seek $fh, 0, 2; # EOF |
107
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} |
108
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109
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1; |
110
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111
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__END__ |