1Type::Tiny::Duck(3) User Contributed Perl Documentation Type::Tiny::Duck(3)
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6 Type::Tiny::Duck - type constraints based on the "can" method
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9 This module is covered by the Type-Tiny stability policy.
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12 Type constraints of the general form "{ $_->can("method") }".
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14 This package inherits from Type::Tiny; see that for most documentation.
15 Major differences are listed below:
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17 Attributes
18 "methods"
19 An arrayref of method names.
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21 "constraint"
22 Unlike Type::Tiny, you cannot pass a constraint coderef to the
23 constructor. Instead rely on the default.
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25 "inlined"
26 Unlike Type::Tiny, you cannot pass an inlining coderef to the
27 constructor. Instead rely on the default.
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29 "parent"
30 Parent is always Types::Standard::Object, and cannot be passed to
31 the constructor.
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33 Methods
34 "stringifies_to($constraint)"
35 See Type::Tiny::ConstrainedObject.
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37 "numifies_to($constraint)"
38 See Type::Tiny::ConstrainedObject.
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40 "with_attribute_values($attr1 => $constraint1, ...)"
41 See Type::Tiny::ConstrainedObject.
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44 Please report any bugs to
45 <http://rt.cpan.org/Dist/Display.html?Queue=Type-Tiny>.
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48 Type::Tiny::Manual.
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50 Type::Tiny.
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52 Moose::Meta::TypeConstraint::DuckType.
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55 Toby Inkster <tobyink@cpan.org>.
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58 This software is copyright (c) 2013-2014, 2017-2020 by Toby Inkster.
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60 This is free software; you can redistribute it and/or modify it under
61 the same terms as the Perl 5 programming language system itself.
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64 THIS PACKAGE IS PROVIDED "AS IS" AND WITHOUT ANY EXPRESS OR IMPLIED
65 WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
66 MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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70perl v5.30.1 2020-02-12 Type::Tiny::Duck(3)