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Declare::Constraints::Simple::Library::OO.3pm
Langue: en
Version: 2006-09-11 (fedora - 01/12/10)
Section: 3 (Bibliothèques de fonctions)
Sommaire
NAME
Declare::Constraints::Simple::Library::OO - OO ConstraintsSYNOPSIS
# accept objects or classes my $object_or_class = Or( IsObject, IsClass ); # valid on objects with all methods my $proper_object = And( IsObject, HasMethods( qw(foo bar) )); # validate against date objects my $is_date_object = IsA('DateTime');
DESCRIPTION
This library contains the constraints for validating parameters in an object oriented manner.CONSTRAINTS
HasMethods(@methods)
Returns true if the value is an object or class that "can" all the specified @methods.The stack or path part of "HasMethods" looks like "HasMethods[$method]" where $method is the first found missing method.
IsA(@classes)
Is true if the passed object or class is a subclass of one of the classes mentioned in @classes.IsClass()
Valid if value is a loaded class.IsObject()
True if the value is blessed.SEE ALSO
Declare::Constraints::Simple, Declare::Constraints::Simple::LibraryAUTHOR
Robert 'phaylon' Sedlacek "<phaylon@dunkelheit.at>"LICENSE AND COPYRIGHT
This module is free software, you can redistribute it and/or modify it under the same terms as perl itself.Contenus ©2006-2024 Benjamin Poulain
Design ©2006-2024 Maxime Vantorre