Find the best Rector rule to solve your problem. Searching through 671 rules.

Found 1 rule. That's the one:

PropertyDeferToDeferrableProviderToRector

Change deprecated $defer = true; to Illuminate\Contracts\Support\DeferrableProvider interface

 use Illuminate\Support\ServiceProvider;
+use Illuminate\Contracts\Support\DeferrableProvider;

-final class SomeServiceProvider extends ServiceProvider
+final class SomeServiceProvider extends ServiceProvider implements DeferrableProvider
 {
-    /**
-     * @var bool
-     */
-    protected $defer = true;
 }