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local/lib/perl5/Exporter/Tiny.pm  view on Meta::CPAN

use 5.006001;
use strict;
use warnings; no warnings qw(void once uninitialized numeric redefine);

our $AUTHORITY = 'cpan:TOBYINK';
our $VERSION   = '1.006002';
our @EXPORT_OK = qw< mkopt mkopt_hash _croak _carp >;

BEGIN {
	*_HAS_NATIVE_LEXICAL_SUB = ( $] ge '5.037002' )
		? sub () { !!1 }
		: sub () { !!0 };
	*_HAS_MODULE_LEXICAL_SUB = ( $] ge '5.011002' and eval('require Lexical::Sub') )
		? sub () { !!1 }
		: sub () { !!0 };
};

sub _croak ($;@) { require Carp; my $fmt = shift; @_ = sprintf($fmt, @_); goto \&Carp::croak }
sub _carp  ($;@) { require Carp; my $fmt = shift; @_ = sprintf($fmt, @_); goto \&Carp::carp }

my $_process_optlist = sub
{
	my $class = shift;

local/lib/perl5/Exporter/Tiny.pm  view on Meta::CPAN

		$class->_exporter_uninstall_sub($_, $wanted->[1], $global_opts)
			for keys %symbols;
	}
}

# Returns a coderef suitable to be used as a sub installer for lexical imports.
#
sub _exporter_lexical_installer {
	_HAS_NATIVE_LEXICAL_SUB and return sub {
		my ( $sigilname, $sym ) = @{ $_[1] };
		no warnings ( $] ge '5.037002' ? 'experimental::builtin' : () );
		builtin::export_lexically( $sigilname, $sym );
	};
	_HAS_MODULE_LEXICAL_SUB and return sub {
		my ( $sigilname, $sym ) = @{ $_[1] };
		( $sigilname =~ /^\w/ )
			? 'Lexical::Sub'->import( $sigilname, $sym )
			: 'Lexical::Var'->import( $sigilname, $sym );
	};
	_croak( 'Lexical export requires Perl 5.37.2+ for native support, or Perl 5.11.2+ with the Lexical::Sub module' );
}