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<?php
declare(strict_types=1);
namespace Aidphp\Template;
use InvalidArgumentException;
class Helpers implements HelpersInterface
{
protected $factories = [];
protected $helpers = [];
public function __construct(array $factories = [])
foreach ($factories as $name => $factory)
$this->register($name, $factory);
}
public function register(string $name, callable $factory): self
$this->factories[$name] = $factory;
return $this;
public function get(string $name)
if (! isset($this->factories[$name]))
throw new InvalidArgumentException('The helper "' . $name . '" does not exist');
if (! isset($this->helpers[$name]))
$this->helpers[$name] = $this->factories[$name]();
return $this->helpers[$name];
public function has(string $name): bool
return isset($this->factories[$name]);
aidphp /
template
