NAME

registry

ABSTRACT

Register Type Libraries with Namespace

SYNOPSIS

package main;

use strict;
use warnings;
use registry;

$registry;

# $registry->('main')
# 'main' Type::Registry object

DESCRIPTION

This pragma is used to associate namespaces with Type::Tiny type libraries. A $registry variable is made available to the caller to be used to access registry objects. The variable is a callback (i.e. coderef) which should be called with a single argument, the namespace whose registry object you want, otherwise the argument defaults to main.

package main;

use strict;
use warnings;

use registry 'Types::Standard';
use registry 'Types::Common::Numeric';
use registry 'Types::Common::String';

$registry;

# my $constraint = $registry->('main')->lookup('StrLength[10]')

You can configure the caller (namespace) to be associated with multiple distinct type libraries. The exported $registry object can be used to reify type constraints and resolve type expressions.

AUTHOR

Al Newkirk, awncorp@cpan.org

LICENSE

Copyright (C) 2011-2019, Al Newkirk, et al.

This is free software; you can redistribute it and/or modify it under the terms of the The Apache License, Version 2.0, as elucidated in the "license file".

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