/ 
Venus-4.11
River stage two • 3 direct dependents • 56 total dependents
/ Venus::Core::Role

NAME

Venus::Core::Role - Role Base Class

ABSTRACT

Role Base Class for Perl 5

SYNOPSIS

package Person;

use base 'Venus::Core::Role';

package User;

use base 'Venus::Core::Class';

package main;

my $user = User->ROLE('Person')->new(
  fname => 'Elliot',
  lname => 'Alderson',
);

# bless({fname => 'Elliot', lname => 'Alderson'}, 'User')

DESCRIPTION

This package provides a role base class with role building and object construction lifecycle hooks.

INHERITS

This package inherits behaviors from:

Venus::Core

METHODS

This package provides the following methods:

does

does(string $name) (boolean)

The does method returns true if the object is composed of the role provided.

Since 1.00

does example 1
package Employee;

use base 'Venus::Core::Role';

Employee->ROLE('Person');

package main;

my $user = User->ROLE('Employee')->new(
  fname => 'Elliot',
  lname => 'Alderson',
);

my $does = Employee->does('Person');

# 1

import

import(any @args) (any)

The import method throws a fatal exception whenever the "use" in perlfunc declaration is used with roles as they are meant to be consumed via the with or role keyword functions.

Since 2.91

import example 1
package main;

use Person;

# Exception! (isa Venus::Fault)

meta

meta() (Venus::Meta)

The meta method returns a Venus::Meta objects which describes the package's configuration.

Since 1.00

meta example 1
package main;

my $user = User->ROLE('Person')->new(
  fname => 'Elliot',
  lname => 'Alderson',
);

my $meta = Person->meta;

# bless({...}, 'Venus::Meta')

unimport

unimport(any @args) (any)

The unimport method invokes the UNIMPORT lifecycle hook and is invoked whenever the "no" in perlfunc declaration is used.

Since 2.91

unimport example 1
package main;

no User;

# ()

AUTHORS

Awncorp, awncorp@cpan.org

LICENSE

Copyright (C) 2000, Awncorp, awncorp@cpan.org.

This program is free software, you can redistribute it and/or modify it under the terms of the Apache license version 2.0.