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ArrayRef.pm	6.28 KB	-rw-r--r--
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ScalarRef.pm	3.68 KB	-rw-r--r--
StrMatch.pm	4.02 KB	-rw-r--r--
Tied.pm	2.95 KB	-rw-r--r--
Tuple.pm	10.8 KB	-rw-r--r--

Code Editor : Tied.pm

package Types::Standard::Tied;

use 5.006001;
use strict;
use warnings;

BEGIN {
	$Types::Standard::Tied::AUTHORITY = 'cpan:TOBYINK';
	$Types::Standard::Tied::VERSION   = '1.012004';
}

$Types::Standard::Tied::VERSION =~ tr/_//d;

use Type::Tiny      ();
use Types::Standard ();
use Types::TypeTiny ();

sub _croak ($;@) { require Error::TypeTiny; goto \&Error::TypeTiny::croak }

no warnings;

sub __constraint_generator {
	return Types::Standard->meta->get_type( 'Tied' ) unless @_;
	
	my $param = Types::TypeTiny::to_TypeTiny( shift );
	unless ( Types::TypeTiny::is_TypeTiny( $param ) ) {
		Types::TypeTiny::is_StringLike( $param )
			or _croak( "Parameter to Tied[`a] expected to be a class name; got $param" );
		require Type::Tiny::Class;
		$param = "Type::Tiny::Class"->new( class => "$param" );
	}
	
	my $check = $param->compiled_check;
	sub {
		$check->(
			tied(
				Scalar::Util::reftype( $_ ) eq 'HASH'             ? %{$_}
				: Scalar::Util::reftype( $_ ) eq 'ARRAY'          ? @{$_}
				: Scalar::Util::reftype( $_ ) =~ /^(SCALAR|REF)$/ ? ${$_}
				:                                                   undef
			)
		);
	};
} #/ sub __constraint_generator

sub __inline_generator {
	my $param = Types::TypeTiny::to_TypeTiny( shift );
	unless ( Types::TypeTiny::is_TypeTiny( $param ) ) {
		Types::TypeTiny::is_StringLike( $param )
			or _croak( "Parameter to Tied[`a] expected to be a class name; got $param" );
		require Type::Tiny::Class;
		$param = "Type::Tiny::Class"->new( class => "$param" );
	}
	return unless $param->can_be_inlined;
	
	sub {
		require B;
		my $var = $_[1];
		sprintf(
			"%s and do { my \$TIED = tied(Scalar::Util::reftype($var) eq 'HASH' ? \%{$var} : Scalar::Util::reftype($var) eq 'ARRAY' ? \@{$var} : Scalar::Util::reftype($var) =~ /^(SCALAR|REF)\$/ ? \${$var} : undef); %s }",
			Types::Standard::Ref()->inline_check( $var ),
			$param->inline_check( '$TIED' )
		);
	}
} #/ sub __inline_generator

__END__

=pod

=encoding utf-8

=head1 NAME

Types::Standard::Tied - internals for the Types::Standard Tied type constraint

=head1 STATUS

This module is considered part of Type-Tiny's internals. It is not
covered by the
L<Type-Tiny stability policy|Type::Tiny::Manual::Policies/"STABILITY">.

=head1 DESCRIPTION

This file contains some of the guts for L<Types::Standard>.
It will be loaded on demand. You may ignore its presence.

=head1 BUGS

Please report any bugs to
L<https://github.com/tobyink/p5-type-tiny/issues>.

=head1 SEE ALSO

L<Types::Standard>.

=head1 AUTHOR

Toby Inkster E<lt>tobyink@cpan.orgE<gt>.

=head1 COPYRIGHT AND LICENCE

This is free software; you can redistribute it and/or modify it under
the same terms as the Perl 5 programming language system itself.

=head1 DISCLAIMER OF WARRANTIES

THIS PACKAGE IS PROVIDED "AS IS" AND WITHOUT ANY EXPRESS OR IMPLIED
WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.

${this.title}

Code Editor : Tied.pm