Support for PHP 7.4

Allow installation on PHP 7.4
Fixed notices
Run tools on PHP 7.4

.travis.yml

@@ -11,6 +11,7 @@ php:
   - 7.1
   - 7.2
   - 7.3
+  - 7.4
 
 services:
   - redis-server
@@ -23,14 +24,14 @@ env:
 matrix:
   fast_finish: true
   include:
-    - php: 7.3
+    - php: 7.4
       env: COMPOSER_EXTRA_ARGS="" COVERAGE="--coverage ./coverage.xml --coverage-src ./src" TESTER_RUNTIME="phpdbg"
-    - php: 7.3
+    - php: 7.4
       env: COMPOSER_EXTRA_ARGS="" PHPSTAN=1 RUN_TESTS=0
-    - php: 7.3
+    - php: 7.4
       env: COMPOSER_EXTRA_ARGS="" CODING_STANDARD=1 RUN_TESTS=0
   exclude:
-    - php: 7.3
+    - php: 7.4
       env: COMPOSER_EXTRA_ARGS=""
   allow_failures:
     - env: RUN_TESTS=1

README.md

@@ -10,7 +10,7 @@ Kdyby/Redis
 Requirements
 ------------
 
-Kdyby/Redis requires PHP 7.1 to PHP 7.3.
+Kdyby/Redis requires PHP 7.1 to PHP 7.4.
 
 - [Nette Framework](https://github.com/nette/nette)
 - [Redis database](http://redis.io)

composer.json

@@ -17,7 +17,7 @@
 		"issues": "https://github.com/kdyby/redis/issues"
 	},
 	"require": {
-		"php": "7.1.* || 7.2.* || 7.3.*",
+		"php": "^7.1",
 		"ext-redis": "*",
 		"nette/di": "~2.4.10 || ~3.0",
 		"nette/caching": "~3.0",

src/Kdyby/Redis/RedisStorage.php

@@ -133,7 +133,8 @@ protected function verify(array $meta): bool
 			if (!empty($meta[self::META_ITEMS])) {
 				foreach ($meta[self::META_ITEMS] as $itemKey => $time) {
 					$m = $this->readMeta($itemKey);
-					if ($m[self::META_TIME] !== $time || ($m && !$this->verify($m))) {
+					$metaTime = $m[self::META_TIME] ?? NULL;
+					if ($metaTime !== $time || ($m && !$this->verify($m))) {
 						break 2;
 					}
 				}
@@ -191,7 +192,7 @@ public function write(string $key, $data, array $dp): void
 		if (isset($dp[Cache::ITEMS])) {
 			foreach ((array) $dp[Cache::ITEMS] as $itemName) {
 				$m = $this->readMeta($itemName);
-				$meta[self::META_ITEMS][$itemName] = $m[self::META_TIME]; // may be NULL
+				$meta[self::META_ITEMS][$itemName] = $m[self::META_TIME] ?? NULL; // may be NULL
 				unset($m);
 			}
 		}