/
BooleanType.php
133 lines (112 loc) · 2.66 KB
/
BooleanType.php
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<?php declare(strict_types = 1);
namespace PHPStan\Type;
use PHPStan\TrinaryLogic;
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\NonArrayTypeTrait;
use PHPStan\Type\Traits\NonCallableTypeTrait;
use PHPStan\Type\Traits\NonGeneralizableTypeTrait;
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 NonArrayTypeTrait;
use NonCallableTypeTrait;
use NonIterableTypeTrait;
use NonObjectTypeTrait;
use UndecidedBooleanTypeTrait;
use UndecidedComparisonTypeTrait;
use NonGenericTypeTrait;
use NonOffsetAccessibleTypeTrait;
use NonGeneralizableTypeTrait;
/** @api */
public function __construct()
{
}
public function getConstantStrings(): array
{
return [];
}
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],
[],
true,
);
}
public function toArrayKey(): Type
{
return new UnionType([new ConstantIntegerType(0), new ConstantIntegerType(1)]);
}
public function isNull(): TrinaryLogic
{
return TrinaryLogic::createNo();
}
public function isTrue(): TrinaryLogic
{
return TrinaryLogic::createMaybe();
}
public function isFalse(): TrinaryLogic
{
return TrinaryLogic::createMaybe();
}
public function isBoolean(): TrinaryLogic
{
return TrinaryLogic::createYes();
}
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();
}
}