Change mutex closure return declaration

Author: mmasiukevich

src/InMemory/InMemoryMutexService.php

@@ -38,7 +38,7 @@ static function () use ($id, $code): \Generator
 
                     InMemoryMutexStorage::instance()->lock($id);
 
-                    yield $code();
+                    yield call($code);
                 }
                 finally
                 {

src/MutexService.php

@@ -20,9 +20,11 @@
 interface MutexService
 {
     /**
-     * @param callable():Promise $code
+     * @template T as Promise|\Generator|mixed
      *
-     * @return Promise<void>
+     * @param callable(): T $code
+     *
+     * @return Promise<mixed>
      */
     public function withLock(string $id, callable $code): Promise;
 }

src/Redis/RedisMutexService.php

@@ -54,7 +54,7 @@ function () use ($id, $code): \Generator
                     }
 
                     yield $this->client->set($id, 'lock', $this->lockOptions);
-                    yield $code();
+                    yield call($code);
                 }
                 finally
                 {

tests/InMemory/InMemoryMutexServiceTest.php

@@ -43,11 +43,9 @@ static function (): \Generator
 
                 yield $mutexService->withLock(
                     $id,
-                    static function () use ($id): Promise
+                    static function () use ($id): void
                     {
                         self::assertTrue(InMemoryMutexStorage::instance()->has($id));
-
-                        return new Success();
                     }
                 );
 

tests/Redis/RedisMutexServiceTest.php

@@ -61,14 +61,9 @@ function (): \Generator
 
                 yield $mutexService->withLock(
                     $id,
-                    function () use ($id): Promise
+                    function () use ($id): \Generator
                     {
-                        return call(
-                            function () use ($id): \Generator
-                            {
-                                self::assertTrue(yield $this->client->has($id));
-                            }
-                        );
+                        self::assertTrue(yield $this->client->has($id));
                     }
                 );