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<?php interface DoThing { public function doThing(): void; } class SimplyDoThing implements DoThing { public function doThing(): void { echo 'Thing done.' . PHP_EOL; } } class DoThingAndLog implements DoThing { public function __construct(private object $logger) {} public function doThing(): void { echo 'Thing done.' . PHP_EOL; echo 'Log logged.' . PHP_EOL; } } class DoThingAndMail implements DoThing { public function __construct(private object $mailer) {} public function doThing(): void { echo 'Thing done.' . PHP_EOL; echo 'Mail sended.' . PHP_EOL; } } (new SimplyDoThing)->doThing(); (new DoThingAndLog(new stdClass))->doThing(); (new DoThingAndMail(new stdClass))->doThing();
Output for git.master, git.master_jit, rfc.property-hooks
Thing done. Thing done. Log logged. Thing done. Mail sended.

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