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BooleanType.php
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BooleanType.php
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<?php declare(strict_types = 1);
namespace PHPStan\Type;
use PHPStan\Type\Constant\ConstantArrayType;
use PHPStan\Type\Constant\ConstantBooleanType;
use PHPStan\Type\Constant\ConstantFloatType;
use PHPStan\Type\Constant\ConstantIntegerType;
use PHPStan\Type\Constant\ConstantStringType;
use PHPStan\Type\Traits\NonCallableTypeTrait;
use PHPStan\Type\Traits\NonGenericTypeTrait;
use PHPStan\Type\Traits\NonIterableTypeTrait;
use PHPStan\Type\Traits\NonObjectTypeTrait;
use PHPStan\Type\Traits\NonOffsetAccessibleTypeTrait;
use PHPStan\Type\Traits\UndecidedBooleanTypeTrait;
use PHPStan\Type\Traits\UndecidedComparisonTypeTrait;
/** @api */
class BooleanType implements Type
{
use JustNullableTypeTrait;
use NonCallableTypeTrait;
use NonIterableTypeTrait;
use NonObjectTypeTrait;
use UndecidedBooleanTypeTrait;
use UndecidedComparisonTypeTrait;
use NonGenericTypeTrait;
use NonOffsetAccessibleTypeTrait;
/** @api */
public function __construct()
{
}
public function describe(VerbosityLevel $level): string
{
return 'bool';
}
public function toNumber(): Type
{
return $this->toInteger();
}
public function toString(): Type
{
return TypeCombinator::union(
new ConstantStringType(''),
new ConstantStringType('1'),
);
}
public function toInteger(): Type
{
return TypeCombinator::union(
new ConstantIntegerType(0),
new ConstantIntegerType(1),
);
}
public function toFloat(): Type
{
return TypeCombinator::union(
new ConstantFloatType(0.0),
new ConstantFloatType(1.0),
);
}
public function toArray(): Type
{
return new ConstantArrayType(
[new ConstantIntegerType(0)],
[$this],
1,
);
}
public function tryRemove(Type $typeToRemove): ?Type
{
if ($typeToRemove instanceof ConstantBooleanType) {
return new ConstantBooleanType(!$typeToRemove->getValue());
}
return null;
}
/**
* @param mixed[] $properties
*/
public static function __set_state(array $properties): Type
{
return new self();
}
}