Filename | /Users/timbo/perl5/perlbrew/perls/perl-5.18.2/lib/site_perl/5.18.2/PPIx/Regexp/Token/GroupType/Switch.pm |
Statements | Executed 8 statements in 193µs |
Calls | P | F | Exclusive Time |
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1 | 1 | 1 | 17µs | 33µs | BEGIN@33 | PPIx::Regexp::Token::GroupType::Switch::
1 | 1 | 1 | 11µs | 17µs | BEGIN@34 | PPIx::Regexp::Token::GroupType::Switch::
1 | 1 | 1 | 10µs | 83µs | BEGIN@36 | PPIx::Regexp::Token::GroupType::Switch::
0 | 0 | 0 | 0s | 0s | __defining_string | PPIx::Regexp::Token::GroupType::Switch::
0 | 0 | 0 | 0s | 0s | __match_setup | PPIx::Regexp::Token::GroupType::Switch::
0 | 0 | 0 | 0s | 0s | perl_version_introduced | PPIx::Regexp::Token::GroupType::Switch::
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1 | =head1 NAME | ||||
2 | |||||
3 | PPIx::Regexp::Token::GroupType::Switch - Represent the introducing characters for a switch | ||||
4 | |||||
5 | =head1 SYNOPSIS | ||||
6 | |||||
7 | use PPIx::Regexp::Dumper; | ||||
8 | PPIx::Regexp::Dumper->new( 'qr{(?(1)foo|bar)}smx' ) | ||||
9 | ->print(); | ||||
10 | |||||
11 | =head1 INHERITANCE | ||||
12 | |||||
13 | C<PPIx::Regexp::Token::GroupType::Switch> is a | ||||
14 | L<PPIx::Regexp::Token::GroupType|PPIx::Regexp::Token::GroupType>. | ||||
15 | |||||
16 | C<PPIx::Regexp::Token::GroupType::Switch> has no descendants. | ||||
17 | |||||
18 | =head1 DESCRIPTION | ||||
19 | |||||
20 | This class represents the characters right after a left parenthesis that | ||||
21 | introduce a switch. Strictly speaking these characters are '?(', but | ||||
22 | this class only takes the '?'. | ||||
23 | |||||
24 | =head1 METHODS | ||||
25 | |||||
26 | This class provides no public methods beyond those provided by its | ||||
27 | superclass. | ||||
28 | |||||
29 | =cut | ||||
30 | |||||
31 | package PPIx::Regexp::Token::GroupType::Switch; | ||||
32 | |||||
33 | 2 | 34µs | 2 | 49µs | # spent 33µs (17+16) within PPIx::Regexp::Token::GroupType::Switch::BEGIN@33 which was called:
# once (17µs+16µs) by PPIx::Regexp::Tokenizer::BEGIN@32 at line 33 # spent 33µs making 1 call to PPIx::Regexp::Token::GroupType::Switch::BEGIN@33
# spent 16µs making 1 call to strict::import |
34 | 2 | 29µs | 2 | 23µs | # spent 17µs (11+6) within PPIx::Regexp::Token::GroupType::Switch::BEGIN@34 which was called:
# once (11µs+6µs) by PPIx::Regexp::Tokenizer::BEGIN@32 at line 34 # spent 17µs making 1 call to PPIx::Regexp::Token::GroupType::Switch::BEGIN@34
# spent 6µs making 1 call to warnings::import |
35 | |||||
36 | 2 | 126µs | 2 | 156µs | # spent 83µs (10+73) within PPIx::Regexp::Token::GroupType::Switch::BEGIN@36 which was called:
# once (10µs+73µs) by PPIx::Regexp::Tokenizer::BEGIN@32 at line 36 # spent 83µs making 1 call to PPIx::Regexp::Token::GroupType::Switch::BEGIN@36
# spent 73µs making 1 call to base::import |
37 | |||||
38 | 1 | 800ns | our $VERSION = '0.036'; | ||
39 | |||||
40 | sub perl_version_introduced { | ||||
41 | # my ( $self ) = @_; | ||||
42 | return '5.005'; | ||||
43 | } | ||||
44 | |||||
45 | # Return true if the token can be quantified, and false otherwise | ||||
46 | # sub can_be_quantified { return }; | ||||
47 | |||||
48 | =begin comment | ||||
49 | |||||
50 | sub __PPIX_TOKENIZER__regexp { | ||||
51 | my ( $class, $tokenizer, $character ) = @_; | ||||
52 | |||||
53 | # The optional escape is because any non-open-bracket character may | ||||
54 | # appear as the regular expression delimiter. | ||||
55 | if ( my $accept = $tokenizer->find_regexp( | ||||
56 | qr{ \A \\? \? \( }smx ) ) { | ||||
57 | |||||
58 | # Leave the left paren, since it belongs to the condition. | ||||
59 | --$accept; | ||||
60 | |||||
61 | $tokenizer->expect( qw{ | ||||
62 | PPIx::Regexp::Token::Condition | ||||
63 | } ); | ||||
64 | |||||
65 | return $accept; | ||||
66 | |||||
67 | } | ||||
68 | |||||
69 | return; | ||||
70 | |||||
71 | } | ||||
72 | |||||
73 | =end comment | ||||
74 | |||||
75 | =cut | ||||
76 | |||||
77 | sub __defining_string { | ||||
78 | return ( | ||||
79 | { suffix => '(' }, | ||||
80 | '?', | ||||
81 | ); | ||||
82 | } | ||||
83 | |||||
84 | sub __match_setup { | ||||
85 | my ( $class, $tokenizer ) = @_; | ||||
86 | $tokenizer->expect( qw{ PPIx::Regexp::Token::Condition } ); | ||||
87 | return; | ||||
88 | } | ||||
89 | |||||
90 | |||||
91 | 1 | 3µs | 1; | ||
92 | |||||
93 | __END__ |