Error Identifiers: class.*

There are 41 error identifiers in the class.* group:

class.allowDynamicPropertiesReadonly non-ignorable

AllowDynamicProperties attribute cannot be used on a readonly class.
class.deprecatedAttribute non-ignorable

The #[Deprecated] attribute is used on a class, which is not supported.
class.disallowedSubtype

Class extends a sealed type without being listed as an allowed subtype.
class.duplicate

Same class name is declared in multiple files.
class.duplicateConstant non-ignorable

Class constant is declared more than once in the same class.
class.duplicateEnumCase non-ignorable

Enum case is declared more than once in the same enum.
class.duplicateMethod non-ignorable

Method is declared more than once in the same class.
class.duplicateProperty non-ignorable

Property is declared more than once in the same class.
class.extendsDeprecatedClass phpstan-deprecation-rules

Class extends a deprecated class.
class.extendsDeprecatedEnum phpstan-deprecation-rules

Class extends a deprecated enum.
class.extendsDeprecatedInterface phpstan-deprecation-rules

Class extends a deprecated interface.
class.extendsDeprecatedTrait phpstan-deprecation-rules

Class extends a deprecated class.
class.extendsEnum non-ignorable

Class cannot extend an enum.
class.extendsFinal non-ignorable

Class extends a final class that cannot be extended.
class.extendsFinalByPhpDoc

Class extends a class marked as @final in PHPDoc.
class.extendsInterface non-ignorable

Class uses extends instead of implements for an interface.
class.extendsInternalClass

Class extends a class marked as @internal.
class.extendsInternalEnum

Class extends an internal enum.
class.extendsInternalInterface

Class extends an internal interface.
class.extendsInternalTrait

Class extends an internal trait.
class.extendsNetteObject phpstan-nette

Class extends the deprecated Nette\Object or Nette\LegacyObject.
class.extendsTrait non-ignorable

Class cannot extend a trait.
class.implementsDeprecatedClass phpstan-deprecation-rules

Class implements a deprecated interface.
class.implementsDeprecatedEnum phpstan-deprecation-rules

Class references a deprecated enum in its implements clause.
class.implementsDeprecatedInterface phpstan-deprecation-rules

Class implements a deprecated interface.
class.implementsDeprecatedTrait phpstan-deprecation-rules

Class references a deprecated trait in its implements clause.
class.implementsInternalClass

Class implements an interface marked as @internal.
class.implementsInternalEnum

Class implements an internal enum.
class.implementsInternalInterface

Class implements an interface marked as @internal.
class.implementsInternalTrait

Class uses a trait marked as @internal.
class.missingExtends

Class does not extend the base class required by @phpstan-require-extends.
class.missingImplements

Class does not implement the interface required by @phpstan-require-implements.
class.nameCase

Class is referenced with incorrect letter casing.
class.nameInUse non-ignorable

Class name conflicts with an imported name in the same namespace.
class.nonReadOnly non-ignorable

Non-readonly class cannot extend a readonly class.
class.noParent

Using parent:: in a class that does not extend any class.
class.notFound

Referenced class does not exist.
class.prefixed non-ignorable

Class name uses an internal vendor prefix from a PHAR build.
class.readOnly non-ignorable

Readonly class cannot extend a non-readonly class.
class.serializable

Class implements Serializable without the __serialize() and __unserialize() methods.
class.toStringDeprecated phpstan-deprecation-rules

Casting to string invokes a deprecated __toString() method.

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