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FullyQualifiedClassName.php
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FullyQualifiedClassName.php
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<?php
declare(strict_types=1);
namespace Phan\Language\FQSEN;
use Phan\Language\Type;
use Phan\Language\UnionType;
use Phan\Memoize;
use function preg_match;
/**
* A Fully-Qualified Class Name
*/
class FullyQualifiedClassName extends FullyQualifiedGlobalStructuralElement
{
use Memoize;
/**
* @return int
* The namespace map type such as \ast\flags\USE_NORMAL or \ast\flags\USE_FUNCTION
*/
protected static function getNamespaceMapType(): int
{
return \ast\flags\USE_NORMAL;
}
/**
* @return string
* The canonical representation of the name of the object. Functions
* and Methods, for instance, lowercase their names.
* TODO: Separate the function used to render names in phan errors
* from the ones used for generating array keys.
*/
public static function canonicalName(string $name): string
{
return $name;
}
/**
* @return FullyQualifiedClassName
* A fully qualified class name from the given type
*/
public static function fromType(Type $type): FullyQualifiedClassName
{
// @phan-suppress-next-line PhanThrowTypeAbsentForCall
return self::fromFullyQualifiedString(
$type->asFQSENString()
);
}
public const VALID_CLASS_REGEX = '/^\\\\?[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*(\\\\[a-zA-Z_\x7f-\xff][a-zA-Z0-9_\x7f-\xff]*)*$/D';
/**
* Asserts that something is a valid class FQSEN in PHPDoc.
* Use this for FQSENs passed in from the analyzed code.
* @suppress PhanUnreferencedPublicMethod
*/
public static function isValidClassFQSEN(string $type): bool
{
return preg_match(self::VALID_CLASS_REGEX, $type) > 0;
}
/**
* @return Type
* The type of this class
*/
public function asType(): Type
{
// @phan-suppress-next-line PhanThrowTypeAbsentForCall the creation of FullyQualifiedClassName checks for FQSENException.
return Type::fromFullyQualifiedString(
$this->__toString()
);
}
/**
* @return UnionType
* The union type of just this class type, as a phpdoc union type
* @suppress PhanUnreferencedPublicMethod
*/
public function asPHPDocUnionType(): UnionType
{
return $this->asType()->asPHPDocUnionType();
}
/**
* @return UnionType
* The union type of just this class type, as a real union type
*/
public function asRealUnionType(): UnionType
{
return $this->asType()->asRealUnionType();
}
/**
* @return FullyQualifiedClassName
* The FQSEN for \stdClass.
*/
public static function getStdClassFQSEN(): FullyQualifiedClassName
{
return self::memoizeStatic(__METHOD__, static function (): FullyQualifiedClassName {
// @phan-suppress-next-line PhanThrowTypeAbsentForCall
return self::fromFullyQualifiedString("\stdClass");
});
}
}

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