7 use warnings FATAL => 'redefine'; # to avoid to load Mouse::PurePerl
14 return 0 if ref($class) || !defined($class) || !length($class);
16 # walk the symbol table tree to avoid autovififying
17 # \*{${main::}{"Foo::"}} == \*main::Foo::
20 foreach my $part (split('::', $class)) {
21 my $entry = \$pack->{$part . '::'};
22 return 0 if ref($entry) ne 'GLOB';
23 $pack = *{$entry}{HASH} or return 0;
26 # check for $VERSION or @ISA
27 return 1 if exists $pack->{VERSION}
28 && defined *{$pack->{VERSION}}{SCALAR} && defined ${ $pack->{VERSION} };
29 return 1 if exists $pack->{ISA}
30 && defined *{$pack->{ISA}}{ARRAY} && @{ $pack->{ISA} } != 0;
32 # check for any method
33 foreach my $name( keys %{$pack} ) {
34 my $entry = \$pack->{$name};
35 return 1 if ref($entry) ne 'GLOB' || defined *{$entry}{CODE};
43 # taken from Sub::Identify
46 ref($coderef) or return;
48 my $cv = B::svref_2object($coderef);
49 $cv->isa('B::CV') or return;
52 $gv->isa('B::GV') or return;
54 return ($gv->STASH->NAME, $gv->NAME);
60 my $cv = B::svref_2object($coderef);
61 $cv->isa('B::CV') or return '';
64 $gv->isa('B::GV') or return '';
66 return $gv->STASH->NAME;
70 my($package, $name) = @_;
73 use warnings FATAL => 'uninitialized';
74 return *{$package . '::' . $name}{CODE};
78 Mouse::Util::TypeConstraints;
84 sub Bool { $_[0] ? $_[0] eq '1' : 1 }
85 sub Undef { !defined($_[0]) }
86 sub Defined { defined($_[0]) }
87 sub Value { defined($_[0]) && !ref($_[0]) }
88 sub Num { !ref($_[0]) && looks_like_number($_[0]) }
89 sub Int { defined($_[0]) && !ref($_[0]) && $_[0] =~ /^-?[0-9]+$/ }
90 sub Str { defined($_[0]) && !ref($_[0]) }
92 sub Ref { ref($_[0]) }
93 sub ScalarRef { ref($_[0]) eq 'SCALAR' }
94 sub ArrayRef { ref($_[0]) eq 'ARRAY' }
95 sub HashRef { ref($_[0]) eq 'HASH' }
96 sub CodeRef { ref($_[0]) eq 'CODE' }
97 sub RegexpRef { ref($_[0]) eq 'Regexp' }
98 sub GlobRef { ref($_[0]) eq 'GLOB' }
101 openhandle($_[0]) || (blessed($_[0]) && $_[0]->isa("IO::Handle"))
104 sub Object { blessed($_[0]) && blessed($_[0]) ne 'Regexp' }
106 sub ClassName { Mouse::Util::is_class_loaded($_[0]) }
107 sub RoleName { (Mouse::Util::class_of($_[0]) || return 0)->isa('Mouse::Meta::Role') }
113 sub name { $_[0]->{package} }
116 my $name = $_[0]->{package};
118 return \%{ $name . '::' };
125 return exists $_[0]->{anon_serial_id};
128 sub roles { $_[0]->{roles} }
130 sub linearized_isa { @{ get_linear_isa($_[0]->{package}) } }
136 return exists $_[0]->{anon_serial_id};
139 sub get_roles { $_[0]->{roles} }
142 Mouse::Meta::Attribute;
147 sub name { $_[0]->{name} }
148 sub associated_class { $_[0]->{associated_class} }
150 sub accessor { $_[0]->{accessor} }
151 sub reader { $_[0]->{reader} }
152 sub writer { $_[0]->{writer} }
153 sub predicate { $_[0]->{predicate} }
154 sub clearer { $_[0]->{clearer} }
155 sub handles { $_[0]->{handles} }
157 sub _is_metadata { $_[0]->{is} }
158 sub is_required { $_[0]->{required} }
159 sub default { $_[0]->{default} }
160 sub is_lazy { $_[0]->{lazy} }
161 sub is_lazy_build { $_[0]->{lazy_build} }
162 sub is_weak_ref { $_[0]->{weak_ref} }
163 sub init_arg { $_[0]->{init_arg} }
164 sub type_constraint { $_[0]->{type_constraint} }
166 sub trigger { $_[0]->{trigger} }
167 sub builder { $_[0]->{builder} }
168 sub should_auto_deref { $_[0]->{auto_deref} }
169 sub should_coerce { $_[0]->{coerce} }
171 sub documentation { $_[0]->{documentation} }
175 sub has_accessor { exists $_[0]->{accessor} }
176 sub has_reader { exists $_[0]->{reader} }
177 sub has_writer { exists $_[0]->{writer} }
178 sub has_predicate { exists $_[0]->{predicate} }
179 sub has_clearer { exists $_[0]->{clearer} }
180 sub has_handles { exists $_[0]->{handles} }
182 sub has_default { exists $_[0]->{default} }
183 sub has_type_constraint { exists $_[0]->{type_constraint} }
184 sub has_trigger { exists $_[0]->{trigger} }
185 sub has_builder { exists $_[0]->{builder} }
187 sub has_documentation { exists $_[0]->{documentation} }
189 sub accessor_metaclass(){ 'Mouse::Meta::Method::Accessor' }
192 Mouse::Meta::TypeConstraint;
194 sub name { $_[0]->{name} }
195 sub parent { $_[0]->{parent} }
196 sub message { $_[0]->{message} }
198 sub _compiled_type_constraint{ $_[0]->{compiled_type_constraint} }
200 sub _compiled_type_coercion { $_[0]->{_compiled_type_coercion} }
203 sub has_coercion{ exists $_[0]->{_compiled_type_coercion} }