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<?php declare(strict_types=1);
namespace Stratadox\PuzzleSolver;
/**
* Puzzle Description
*
* Value object used to describe some core characteristics of the puzzle to
* solve; contains information about the kind and number of solutions we're
* looking for, whether the moves could turn in circles, whether all moves are
* of equal cost, etc.
* @author Stratadox
*/
final class PuzzleDescription
{
/** @var Find */
private $goal;
/** @var bool */
private $weightedMoves;
private $exhausting;
/** @var Heuristic|null */
private $heuristic;
public function __construct(
Find $goal,
bool $weightedMoves,
bool $exhausting,
?Heuristic $heuristic
) {
$this->goal = $goal;
$this->weightedMoves = $weightedMoves;
$this->exhausting = $exhausting;
$this->heuristic = $heuristic;
}
public function isWeightedMoves(): bool
return $this->weightedMoves;
public function isExhausting(): bool
return $this->exhausting;
public function heuristic(): ?Heuristic
return $this->heuristic;
public function singleSolution(): bool
return $this->goal->singleSolution();
public function onlyBest(): bool
return $this->goal->onlyBest();
Stratadox /
PuzzleSolver
