Commit | Line | Data |
5d2f0933 |
1 | package Moose::Util::TypeConstraints::OptimizedConstraints; |
2 | |
3 | use strict; |
4 | use warnings; |
5 | |
28412c0b |
6 | use Scalar::Util 'blessed', 'looks_like_number'; |
7 | |
3d24a30e |
8 | our $VERSION = '0.56'; |
75b95414 |
9 | $VERSION = eval $VERSION; |
28412c0b |
10 | our $AUTHORITY = 'cpan:STEVAN'; |
5d2f0933 |
11 | |
fd542f49 |
12 | sub Value { defined($_[0]) && !ref($_[0]) } |
5d2f0933 |
13 | |
fd542f49 |
14 | sub Ref { ref($_[0]) } |
5d2f0933 |
15 | |
fd542f49 |
16 | sub Str { defined($_[0]) && !ref($_[0]) } |
bc47531e |
17 | |
fd542f49 |
18 | sub Num { !ref($_[0]) && looks_like_number($_[0]) } |
5d2f0933 |
19 | |
fd542f49 |
20 | sub Int { defined($_[0]) && !ref($_[0]) && $_[0] =~ /^-?[0-9]+$/ } |
21 | |
267f8179 |
22 | sub ScalarRef { ref($_[0]) eq 'SCALAR' } |
23 | sub ArrayRef { ref($_[0]) eq 'ARRAY' } |
24 | sub HashRef { ref($_[0]) eq 'HASH' } |
25 | sub CodeRef { ref($_[0]) eq 'CODE' } |
26 | sub RegexpRef { ref($_[0]) eq 'Regexp' } |
27 | sub GlobRef { ref($_[0]) eq 'GLOB' } |
fd542f49 |
28 | |
29 | sub FileHandle { ref($_[0]) eq 'GLOB' && Scalar::Util::openhandle($_[0]) or blessed($_[0]) && $_[0]->isa("IO::Handle") } |
30 | |
31 | sub Object { blessed($_[0]) && blessed($_[0]) ne 'Regexp' } |
32 | |
33 | sub Role { blessed($_[0]) && $_[0]->can('does') } |
34 | |
e151db23 |
35 | sub ClassName { |
36 | return 0 if ref($_[0]) || !defined($_[0]) || !length($_[0]); |
37 | |
38 | # walk the symbol table tree to avoid autovififying |
39 | # \*{${main::}{"Foo::"}} == \*main::Foo:: |
40 | |
41 | my $pack = \*::; |
42 | foreach my $part (split('::', $_[0])) { |
43 | return 0 unless exists ${$$pack}{"${part}::"}; |
44 | $pack = \*{${$$pack}{"${part}::"}}; |
45 | } |
46 | |
47 | # check for $VERSION or @ISA |
48 | return 1 if exists ${$$pack}{VERSION} |
49 | && defined *{${$$pack}{VERSION}}{SCALAR}; |
50 | return 1 if exists ${$$pack}{ISA} |
51 | && defined *{${$$pack}{ISA}}{ARRAY}; |
52 | |
53 | # check for any method |
54 | foreach ( keys %{$$pack} ) { |
55 | next if substr($_, -2, 2) eq '::'; |
56 | return 1 if defined *{${$$pack}{$_}}{CODE}; |
57 | } |
58 | |
59 | # fail |
60 | return 0; |
61 | } |
62 | |
fd542f49 |
63 | # NOTE: |
64 | # we have XS versions too, ... |
65 | # 04:09 <@konobi> nothingmuch: konobi.co.uk/code/utilsxs.tar.gz |
66 | # 04:09 <@konobi> or utilxs.tar.gz iirc |
5d2f0933 |
67 | |
28412c0b |
68 | 1; |
5d2f0933 |
69 | |
70 | __END__ |
71 | |
72 | =pod |
73 | |
74 | =head1 NAME |
75 | |
76 | Moose::Util::TypeConstraints::OptimizedConstraints - Optimized constraint |
77 | bodies for various moose types |
78 | |
5d2f0933 |
79 | =head1 DESCRIPTION |
80 | |
004222dc |
81 | This file contains the hand optimized versions of Moose type constraints, |
82 | no user serviceable parts inside. |
5d2f0933 |
83 | |
84 | =head1 FUNCTIONS |
85 | |
86 | =over 4 |
87 | |
88 | =item Value |
89 | |
90 | =item Ref |
91 | |
92 | =item Str |
93 | |
94 | =item Num |
95 | |
96 | =item Int |
97 | |
98 | =item ScalarRef |
99 | |
100 | =item ArrayRef |
101 | |
102 | =item HashRef |
103 | |
104 | =item CodeRef |
105 | |
106 | =item RegexpRef |
107 | |
108 | =item GlobRef |
109 | |
110 | =item FileHandle |
111 | |
112 | =item Object |
113 | |
114 | =item Role |
115 | |
e151db23 |
116 | =item ClassName |
117 | |
5d2f0933 |
118 | =back |
28412c0b |
119 | |
120 | =head1 BUGS |
121 | |
122 | All complex software has bugs lurking in it, and this module is no |
123 | exception. If you find a bug please either email me, or add the bug |
124 | to cpan-RT. |
125 | |
126 | =head1 AUTHOR |
127 | |
128 | Yuval Kogman E<lt>nothingmuch@cpan.orgE<gt> |
129 | |
130 | =head1 COPYRIGHT AND LICENSE |
131 | |
004222dc |
132 | Copyright 2007-2008 by Infinity Interactive, Inc. |
28412c0b |
133 | |
134 | L<http://www.iinteractive.com> |
135 | |
136 | This library is free software; you can redistribute it and/or modify |
137 | it under the same terms as Perl itself. |
138 | |
139 | =cut |