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package UR::Role::Instance;
use strict;
use warnings;
our $VERSION = "0.47"; # UR $VERSION;
UR::Object::Type->define(
class_name => 'UR::Role::Instance',
doc => 'Instance of a role composed into a class',
id_by => ['role_name','class_name'],
has => [
role_name => { is => 'Text', doc => 'ID of the role prototype' },
role_prototype => { is => 'UR::Role::Prototype', id_by => 'role_name' },
class_name => { is => 'Test', doc => 'Class this role instance is composed into' },
class_meta => { is => 'UR::Object::Type', id_by => 'class_name' },
role_params => { is => 'HASH', doc => 'Parameters used when this role was composed', is_optional => 1 },
],
is_transactional => 0,
);
1;
=pod
=head1 NAME
UR::Role::Instance - Represents a role composed with a class with a set of params
=head1 DESCRIPTION
When a class composes one or more roles, the role names given in the class
description are converted to UR::Role::Instance objects as the class is
constructed. These are returned by the class' C<roles()> method.
=head2 Methods
=over 4
=item role_name()
Returns the name of the role
=item class_name()
Returns the name of the class composing the role
=item role_params()
Returns a hashref of role params used when the class composed the role
=back
=head1 SEE ALSO
L<UR::Role>, L<UR::Role::Prototype>
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