1DBIx::Class::Candy::ResUusletrSeCto(n3t)ributed Perl DocDuBmIexn:t:aCtliaosns::Candy::ResultSet(3)
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6 DBIx::Class::Candy::ResultSet - Sugar for your resultsets
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9 package MyApp::Schema::ResultSet::Artist;
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11 use DBIx::Class::Candy::ResultSet
12 -components => ['Helper::ResultSet::Me'];
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14 use experimental 'signatures';
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16 sub by_name ($self, $name) { $self->search({ $self->me . 'name' => $name }) }
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18 1;
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21 "DBIx::Class::Candy::ResultSet" is an initial sugar layer in the spirit
22 of DBIx::Class::Candy. Unlike the original it does not define a DSL,
23 though I do have plans for that in the future. For now all it does is
24 set some imports:
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26 · turns on strict and warnings
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28 · sets your parent class
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30 · sets your mro to "c3"
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33 See "SETTING DEFAULT IMPORT OPTIONS" for information on setting these
34 schema wide.
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36 -base
37 use DBIx::Class::Candy::ResultSet -base => 'MyApp::Schema::ResultSet';
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39 The first thing you can do to customize your usage of
40 "DBIx::Class::Candy::ResultSet" is change the parent class. Do that by
41 using the "-base" import option.
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43 -components
44 use DBIx::Class::Candy::ResultSet -components => ['Helper::ResultSet::Me'];
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46 "DBIx::Class::Candy::ResultSet" allows you to set which components you
47 are using at import time.
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49 -perl5
50 use DBIx::Class::Candy::ResultSet -perl5 => v20;
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52 I love the new features in Perl 5.20, so I felt that it would be nice
53 to remove the boiler plate of doing "use feature ':5.20'" and add it to
54 my sugar importer. Feel free not to use this.
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57 Eventually you will get tired of writing the following in every single
58 one of your resultsets:
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60 use DBIx::Class::Candy::ResultSet
61 -base => 'MyApp::Schema::ResultSet',
62 -perl5 => v20,
63 -experimental => ['signatures'];
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65 You can set all of these for your whole schema if you define your own
66 "Candy::ResultSet" subclass as follows:
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68 package MyApp::Schema::Candy::ResultSet;
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70 use base 'DBIx::Class::Candy::ResultSet';
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72 sub base { $_[1] || 'MyApp::Schema::ResultSEt' }
73 sub perl_version { 20 }
74 sub experimental { ['signatures'] }
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76 Note the "$_[1] ||" in "base". All of these methods are passed the
77 values passed in from the arguments to the subclass, so you can either
78 throw them away, honor them, die on usage, or whatever. To be clear,
79 if you define your subclass, and someone uses it as follows:
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81 use MyApp::Schema::Candy::ResultSet
82 -base => 'MyApp::Schema::ResultSet',
83 -perl5 => v18,
84 -experimental => ['postderef'];
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86 Your "base" method will get "MyApp::Schema::ResultSet", your
87 "experimental" will get "['postderef']", and your "perl_version" will
88 get 18.
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91 Arthur Axel "fREW" Schmidt <frioux+cpan@gmail.com>
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94 This software is copyright (c) 2017 by Arthur Axel "fREW" Schmidt.
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96 This is free software; you can redistribute it and/or modify it under
97 the same terms as the Perl 5 programming language system itself.
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101perl v5.30.1 2020-01-29 DBIx::Class::Candy::ResultSet(3)