gnu/usr.bin/perl/t/lib/Devel/switchd.pm


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package Devel::switchd;
use strict; BEGIN { } # use strict; BEGIN { ... } to incite [perl #21890]
sub import { print "import<@_>;" }
sub unimport { print "unimport<@_>;" }
package DB;
sub DB { print "DB<", join(",", caller), ">;" }
sub sub { print "sub<$DB::sub>;"; goto &$DB::sub }
1;