feat: add TypedItem to allow for psr/cache:3

.github/workflows/tests.yml

@@ -9,7 +9,7 @@ jobs:
         runs-on: ubuntu-latest
         strategy:
             matrix:
-                php: [ "5.6", "7.0", "7.1", "7.2", "7.3", "7.4", "8.0", "8.1" ]
+                php: [ "7.1", "7.2", "7.3", "7.4", "8.0", "8.1" ]
         name: PHP ${{matrix.php }} Unit Test
         steps:
             - uses: actions/checkout@v3
@@ -23,46 +23,34 @@ jobs:
                 timeout_minutes: 10
                 max_attempts: 3
                 command: composer install
-            - if: ${{ contains(fromJson('["5.6", "7.0", "7.1"]'), matrix.php)}}
-              name: Run PHPUnit Patches
-              run: sh .github/apply-phpunit-patches.sh
             - name: Run Script
               run: vendor/bin/phpunit
     test_lowest:
         runs-on: ubuntu-latest
-        strategy:
-            matrix:
-                php: [ "5.6", "7.2" ]
-        name: PHP ${{matrix.php }} Unit Test Prefer Lowest
+        name: Test Prefer Lowest
         steps:
             - uses: actions/checkout@v3
             - name: Setup PHP
               uses: shivammathur/setup-php@v2
               with:
-                php-version: ${{ matrix.php }}
+                php-version: "7.1"
             - name: Install Dependencies
               uses: nick-invision/retry@v2
               with:
                 timeout_minutes: 10
                 max_attempts: 3
                 command: composer update --prefer-lowest
-            - if: ${{ matrix.php == '5.6' }}
-              name: Run PHPUnit Patches
-              run: sh .github/apply-phpunit-patches.sh
             - name: Run Script
               run: vendor/bin/phpunit
     guzzle6:
         runs-on: ubuntu-latest
-        strategy:
-            matrix:
-                php: [ "7.2" ]
-        name: PHP ${{ matrix.php }} Unit Test Guzzle 6
+        name: Test Guzzle 6
         steps:
             - uses: actions/checkout@v3
             - name: Setup PHP
               uses: shivammathur/setup-php@v2
               with:
-                php-version: ${{ matrix.php }}
+                php-version: "7.2"
             - name: Install Dependencies
               uses: nick-invision/retry@v2
               with:
@@ -79,7 +67,7 @@ jobs:
             - name: Setup PHP
               uses: shivammathur/setup-php@v2
               with:
-                php-version: "7.4"
+                php-version: "8.0"
             - name: Install Dependencies
               uses: nick-invision/retry@v2
               with:

composer.json

@@ -9,17 +9,17 @@
     "docs": "https://googleapis.github.io/google-auth-library-php/main/"
   },
   "require": {
-    "php": ">=5.6",
+    "php": "^7.1||^8.0",
     "firebase/php-jwt": "~5.0",
     "guzzlehttp/guzzle": "^6.2.1|^7.0",
     "guzzlehttp/psr7": "^1.7|^2.0",
     "psr/http-message": "^1.0",
-    "psr/cache": "^1.0|^2.0"
+    "psr/cache": "^1.0|^2.0|^3.0"
   },
   "require-dev": {
     "guzzlehttp/promises": "0.1.1|^1.3",
     "squizlabs/php_codesniffer": "^3.5",
-    "phpunit/phpunit": "^5.7||^8.5.13",
+    "phpunit/phpunit": "^7.5||^8.5",
     "phpspec/prophecy-phpunit": "^1.1",
     "sebastian/comparator": ">=1.2.3",
     "phpseclib/phpseclib": "^2.0.31",

src/Cache/MemoryCacheItemPool.php

@@ -41,26 +41,26 @@ final class MemoryCacheItemPool implements CacheItemPoolInterface
      * @return CacheItemInterface
      *   The corresponding Cache Item.
      */
-    public function getItem($key)
+    public function getItem($key): CacheItemInterface
     {
         return current($this->getItems([$key]));
     }
 
     /**
      * {@inheritdoc}
      *
-     * @return array
+     * @return iterable
      *   A traversable collection of Cache Items keyed by the cache keys of
      *   each item. A Cache item will be returned for each key, even if that
      *   key is not found. However, if no keys are specified then an empty
      *   traversable MUST be returned instead.
      */
-    public function getItems(array $keys = [])
+    public function getItems(array $keys = []): iterable
     {
         $items = [];
-
+        $itemClass = \PHP_VERSION_ID >= 80000 ? TypedItem::class : Item::class;
         foreach ($keys as $key) {
-            $items[$key] = $this->hasItem($key) ? clone $this->items[$key] : new Item($key);
+            $items[$key] = $this->hasItem($key) ? clone $this->items[$key] : new $itemClass($key);
         }
 
         return $items;
@@ -72,7 +72,7 @@ public function getItems(array $keys = [])
      * @return bool
      *   True if item exists in the cache, false otherwise.
      */
-    public function hasItem($key)
+    public function hasItem($key): bool
     {
         $this->isValidKey($key);
 
@@ -85,7 +85,7 @@ public function hasItem($key)
      * @return bool
      *   True if the pool was successfully cleared. False if there was an error.
      */
-    public function clear()
+    public function clear(): bool
     {
         $this->items = [];
         $this->deferredItems = [];
@@ -99,7 +99,7 @@ public function clear()
      * @return bool
      *   True if the item was successfully removed. False if there was an error.
      */
-    public function deleteItem($key)
+    public function deleteItem($key): bool
     {
         return $this->deleteItems([$key]);
     }
@@ -110,7 +110,7 @@ public function deleteItem($key)
      * @return bool
      *   True if the items were successfully removed. False if there was an error.
      */
-    public function deleteItems(array $keys)
+    public function deleteItems(array $keys): bool
     {
         array_walk($keys, [$this, 'isValidKey']);
 
@@ -127,7 +127,7 @@ public function deleteItems(array $keys)
      * @return bool
      *   True if the item was successfully persisted. False if there was an error.
      */
-    public function save(CacheItemInterface $item)
+    public function save(CacheItemInterface $item): bool
     {
         $this->items[$item->getKey()] = $item;
 
@@ -140,7 +140,7 @@ public function save(CacheItemInterface $item)
      * @return bool
      *   False if the item could not be queued or if a commit was attempted and failed. True otherwise.
      */
-    public function saveDeferred(CacheItemInterface $item)
+    public function saveDeferred(CacheItemInterface $item): bool
     {
         $this->deferredItems[$item->getKey()] = $item;
 
@@ -153,7 +153,7 @@ public function saveDeferred(CacheItemInterface $item)
      * @return bool
      *   True if all not-yet-saved items were successfully saved or there were none. False otherwise.
      */
-    public function commit()
+    public function commit(): bool
     {
         foreach ($this->deferredItems as $item) {
             $this->save($item);

src/Cache/SysVCacheItemPool.php

@@ -90,7 +90,7 @@ public function __construct($options = [])
         $this->sysvKey = ftok(__FILE__, $this->options['proj']);
     }
 
-    public function getItem($key)
+    public function getItem($key): CacheItemInterface
     {
         $this->loadItems();
         return current($this->getItems([$key]));
@@ -99,22 +99,23 @@ public function getItem($key)
     /**
      * {@inheritdoc}
      */
-    public function getItems(array $keys = [])
+    public function getItems(array $keys = []): iterable
     {
         $this->loadItems();
         $items = [];
+        $itemClass = \PHP_VERSION_ID >= 80000 ? TypedItem::class : Item::class;
         foreach ($keys as $key) {
             $items[$key] = $this->hasItem($key) ?
                 clone $this->items[$key] :
-                new Item($key);
+                new $itemClass($key);
         }
         return $items;
     }
 
     /**
      * {@inheritdoc}
      */
-    public function hasItem($key)
+    public function hasItem($key): bool
     {
         $this->loadItems();
         return isset($this->items[$key]) && $this->items[$key]->isHit();
@@ -123,7 +124,7 @@ public function hasItem($key)
     /**
      * {@inheritdoc}
      */
-    public function clear()
+    public function clear(): bool
     {
         $this->items = [];
         $this->deferredItems = [];
@@ -133,15 +134,15 @@ public function clear()
     /**
      * {@inheritdoc}
      */
-    public function deleteItem($key)
+    public function deleteItem($key): bool
     {
         return $this->deleteItems([$key]);
     }
 
     /**
      * {@inheritdoc}
      */
-    public function deleteItems(array $keys)
+    public function deleteItems(array $keys): bool
     {
         if (!$this->hasLoadedItems) {
             $this->loadItems();
@@ -156,7 +157,7 @@ public function deleteItems(array $keys)
     /**
      * {@inheritdoc}
      */
-    public function save(CacheItemInterface $item)
+    public function save(CacheItemInterface $item): bool
     {
         if (!$this->hasLoadedItems) {
             $this->loadItems();
@@ -169,7 +170,7 @@ public function save(CacheItemInterface $item)
     /**
      * {@inheritdoc}
      */
-    public function saveDeferred(CacheItemInterface $item)
+    public function saveDeferred(CacheItemInterface $item): bool
     {
         $this->deferredItems[$item->getKey()] = $item;
         return true;
@@ -178,7 +179,7 @@ public function saveDeferred(CacheItemInterface $item)
     /**
      * {@inheritdoc}
      */
-    public function commit()
+    public function commit(): bool
     {
         foreach ($this->deferredItems as $item) {
             if ($this->save($item) === false) {