@phpstan-require-extends@property on interfaces under PHP 8.2+.
References:
- PHPStan phpdocs-basics: Enforcing class inheritance for interfaces and traits| Analyzer | Version | Result | Diagnostics |
|---|---|---|---|
| phan | 6.0.7Phan 6.0.7 php-ast version 1.1.3 PHP version used to run Phan: 8.5.9 | Not enforced | No diagnostics reported.
|
| phpstan | 2.2.8PHPStan - PHP Static Analysis Tool 2.2.8 | Enforced reported Lv.2+ | phpdoc_advanced_phpstan_require_extends.php:29: Interface Conformance\Tests\PhpdocAdvancedPhpstanRequireExtends\NeedsParent requires implementing class to extend Conformance\Tests\PhpdocAdvancedPhpstanRequireExtends\RequiredParent, but Conformance\Tests\PhpdocAdvancedPhpstanRequireExtends\BadChild does not. [identifier=class.missingExtends] [reported-from-level=2] With strict-rulesphpdoc_advanced_phpstan_require_extends.php:29: Interface Conformance\Tests\PhpdocAdvancedPhpstanRequireExtends\NeedsParent requires implementing class to extend Conformance\Tests\PhpdocAdvancedPhpstanRequireExtends\RequiredParent, but Conformance\Tests\PhpdocAdvancedPhpstanRequireExtends\BadChild does not. [identifier=class.missingExtends]
|
| psalm | 6.16.1Psalm 6.16.1@f1f5de594dc76faf8784e02d3dc4716c91c6f6ac next: 7.0.0-beta19 |
Not enforced | No diagnostics reported.
|
| mago | 1.46.0mago 1.46.0 | Not enforced | No diagnostics reported.
|
| mir | 0.70.1mir 0.70.1 | Not enforced | No diagnostics reported.
|
| phpantom | 0.9.0phpantom_lsp 0.9.0 | Not enforced | No diagnostics reported.
|
| intelephense | 1.18.5intelephense 1.18.5 | Not enforced | No diagnostics reported.
|
| phpy | 0.2.0phpy 0.2.0 | Enforced | phpdoc_advanced_phpstan_require_extends.php:29: interface Conformance\Tests\PhpdocAdvancedPhpstanRequireExtends\NeedsParent expects Conformance\Tests\PhpdocAdvancedPhpstanRequireExtends\RequiredParent as a parent class.
|
| qodana | 262.8665.325Qodana 262.8665.325 | Not enforced | No diagnostics reported.
|
| noverify | 0.5.5NoVerify, version 0.5.5: built on: 2025.04.22 14:36:46 OS: r-kuchinskas arm64 Commit: 4774b82f8adc53fbef38f95e97af4b953b4d1529 | Not enforced | No diagnostics reported.
|
| steins | 0.1.5steins 0.1.5 (2026-08-12 revision 39b4cc1) | Not enforced | No diagnostics reported.
|
| phpstan-strict | 2.2.8PHPStan - PHP Static Analysis Tool 2.2.8 | Enforced | phpdoc_advanced_phpstan_require_extends.php:29: Interface Conformance\Tests\PhpdocAdvancedPhpstanRequireExtends\NeedsParent requires implementing class to extend Conformance\Tests\PhpdocAdvancedPhpstanRequireExtends\RequiredParent, but Conformance\Tests\PhpdocAdvancedPhpstanRequireExtends\BadChild does not. [identifier=class.missingExtends]
|
| psalm-next | 7.0.0-beta19Psalm 7.0.0-beta19@7e751c06a756fa64dc4c759c09fe4a173afcb433 | Not enforced | No diagnostics reported.
|
<?php
declare(strict_types=1);
namespace Conformance\Tests\PhpdocAdvancedPhpstanRequireExtends;
/**
* Cross-tool handling of `@phpstan-require-extends`.
*
* When an interface carries the tag, implementing classes must extend the
* named parent. Useful for `@property` on interfaces under PHP 8.2+.
*
* References:
* - PHPStan phpdocs-basics: Enforcing class inheritance for interfaces and traits
*/
class RequiredParent
{
}
/**
* @phpstan-require-extends RequiredParent
*/
interface NeedsParent // T: @phpstan-require-extends
{
}
// Missing the required extends.
final class BadChild implements NeedsParent // E?: implementing class must extend RequiredParent
{
}
// Satisfies the requirement.
final class GoodChild extends RequiredParent implements NeedsParent // V
{
}