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package Wikibase::Datatype::Reference; |
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347413
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use strict; |
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1096
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use warnings; |
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use Error::Pure qw(err); |
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1568
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5628
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use Mo qw(build is); |
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5090
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use Mo::utils qw(check_array_object check_required); |
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13331
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our $VERSION = 0.31; |
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has snaks => ( |
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is => 'ro', |
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); |
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sub BUILD { |
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my $self = shift; |
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check_required($self, 'snaks'); |
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check_array_object($self, 'snaks', 'Wikibase::Datatype::Snak', 'Snak'); |
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return; |
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} |
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1; |
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__END__ |
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=pod |
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=encoding utf8 |
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=head1 NAME |
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Wikibase::Datatype::Reference - Wikibase reference datatype. |
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=head1 SYNOPSIS |
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use Wikibase::Datatype::Reference; |
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42
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my $obj = Wikibase::Datatype::Reference->new(%params); |
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my $snaks_ar = $obj->snaks; |
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=head1 DESCRIPTION |
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This datatype is reference class for all references in claim. |
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=head1 METHODS |
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=head2 C<new> |
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my $obj = Wikibase::Datatype::Reference->new(%params); |
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Constructor. |
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Returns instance of object. |
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=over 8 |
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=item * C<snaks> |
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Reference to array with Wikibase::Datatype::Snak instances. |
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Parameter is required. |
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=back |
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=head2 C<snaks> |
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70
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my $snaks_ar = $obj->snaks; |
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72
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Get snaks. |
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74
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Returns reference to array of Wikibase::Datatype::Snak instances. |
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76
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=head1 ERRORS |
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78
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new(): |
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From Mo::utils::check_array_object(): |
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Parameter 'snaks' must be a array. |
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Snak isn't 'Wikibase::Datatype::Snak' object. |
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From Mo::utils::check_required(): |
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Parameter 'snaks' is required. |
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85
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=head1 EXAMPLE |
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87
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=for comment filename=create_and_print_reference.pl |
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88
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89
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use strict; |
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90
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use warnings; |
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91
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92
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use Wikibase::Datatype::Reference; |
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use Wikibase::Datatype::Snak; |
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use Wikibase::Datatype::Value::String; |
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use Wikibase::Datatype::Value::Time; |
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96
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97
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# Object. |
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98
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my $obj = Wikibase::Datatype::Reference->new( |
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'snaks' => [ |
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100
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Wikibase::Datatype::Snak->new( |
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'datatype' => 'url', |
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'datavalue' => Wikibase::Datatype::Value::String->new( |
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'value' => 'https://skim.cz', |
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), |
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105
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'property' => 'P854', |
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106
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), |
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107
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Wikibase::Datatype::Snak->new( |
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108
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'datatype' => 'time', |
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'datavalue' => Wikibase::Datatype::Value::Time->new( |
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'value' => '+2013-12-07T00:00:00Z', |
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111
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), |
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112
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'property' => 'P813', |
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113
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), |
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114
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], |
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115
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); |
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116
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117
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# Get value. |
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118
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my $snaks_ar = $obj->snaks; |
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119
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120
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# Print out number of snaks. |
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121
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print "Number of snaks: ".@{$snaks_ar}."\n"; |
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123
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# Output: |
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# Number of snaks: 2 |
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125
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126
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=head1 DEPENDENCIES |
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127
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128
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L<Error::Pure>, |
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129
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L<Mo>, |
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130
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L<Mo::utils>. |
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131
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132
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=head1 SEE ALSO |
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133
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134
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=over |
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135
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136
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=item L<Wikibase::Datatype> |
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137
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138
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Wikibase datatypes. |
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139
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140
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=item L<Wikibase::Datatype::Snak> |
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141
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142
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Wikibase snak datatype. |
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143
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144
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=back |
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145
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146
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=head1 REPOSITORY |
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147
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148
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L<https://github.com/michal-josef-spacek/Wikibase-Datatype> |
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149
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150
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=head1 AUTHOR |
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151
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152
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Michal Josef Špaček L<mailto:skim@cpan.org> |
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153
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154
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L<http://skim.cz> |
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155
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156
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=head1 LICENSE AND COPYRIGHT |
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157
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158
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© 2020-2023 Michal Josef Špaček |
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160
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BSD 2-Clause License |
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161
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162
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=head1 VERSION |
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163
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164
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0.31 |
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165
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166
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=cut |