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<?php declare(strict_types=1);
/*
* This file is part of sebastian/type.
*
* (c) Sebastian Bergmann <[email protected]>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace SebastianBergmann\Type;
use function strtolower;
final class SimpleType extends Type
{
/**
* @var string
*/
private $name;
/**
* @var bool
*/
private $allowsNull;
/**
* @var mixed
*/
private $value;
public function __construct(string $name, bool $nullable, $value = null)
{
$this->name = $this->normalize($name);
$this->allowsNull = $nullable;
$this->value = $value;
}
public function isAssignable(Type $other): bool
{
if ($this->allowsNull && $other instanceof NullType) {
return true;
}
if ($this->name === 'bool' && $other->name() === 'false') {
return true;
}
if ($other instanceof self) {
return $this->name === $other->name;
}
return false;
}
public function name(): string
{
return $this->name;
}
public function allowsNull(): bool
{
return $this->allowsNull;
}
public function value()
{
return $this->value;
}
private function normalize(string $name): string
{
$name = strtolower($name);
switch ($name) {
case 'boolean':
return 'bool';
case 'real':
case 'double':
return 'float';
case 'integer':
return 'int';
case '[]':
return 'array';
default:
return $name;
}
}
}
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