NAME

Coro::Cont - schmorp's faked continuations

SYNOPSIS

use Coro::Cont;

# multiply all hash keys by 2
my $cont = csub {
   yield $_*2;
   yield $_;
};
my %hash2 = map &$csub, &hash1;

# dasselbe in grün (as we germans say)
sub mul2 : Cont {
   yield $_[0]*2;
   yield $_[0];
}

my %hash2 = map mul2($_), &hash1;

DESCRIPTION

csub { ... }

Create a new "continuation" (when the sub falls of the end it is being terminated).

@_ = yield [list]

Return the given list/scalar as result of the continuation. Also returns the new arguments given to the subroutine on the next call.

AUTHOR

Marc Lehmann <pcg@goof.com>
http://www.goof.com/pcg/marc/