Name

SPVM::Stringer - Interface Type for Stringing Callback

Synopsys

use Stringer;
use Point;

my $stringer = (Stringer)method : string ($object : object) {
  my $point = (Point)$object;

  my $string = $point->to_string;
  
  return $string;
};

my $point = Point->new_xy(1, 2);
my $string = $stringer->($point);

Description

Stringer is the interface type for the stringing callback.

Interface Methods

required method : string ($object : object)

The implementation must receive a object and return the string that represents the object.