Upgrade the minimum php version to 8.0 for etcd.

src/etcd/README.md

@@ -1 +0,0 @@
-# Etcd

src/etcd/composer.json

@@ -9,7 +9,7 @@
     ],
     "description": "Etcd Client for Hyperf.",
     "require": {
-        "php": ">=7.2",
+        "php": ">=8.0",
         "hyperf/guzzle": "~3.0.0",
         "hyperf/utils": "~3.0.0"
     },

src/etcd/src/Client.php

@@ -17,36 +17,16 @@ use Hyperf\Utils\Coroutine;
 
 abstract class Client
 {
-    /**
-     * @var string
-     */
-    protected $baseUri;
-
-    /**
-     * @var string
-     */
-    protected $version;
-
-    /**
-     * @var array
-     */
-    protected $options = [];
+    protected string $baseUri;
 
     /**
      * @var HandlerStack[]
      */
-    protected $stacks = [];
+    protected array $stacks = [];
 
-    /**
-     * @var HandlerStackFactory
-     */
-    protected $factory;
-
-    public function __construct(string $uri, string $version, array $options, HandlerStackFactory $factory)
+    public function __construct(string $uri, string $version, protected array $options, protected HandlerStackFactory $factory)
     {
-        $this->options = $options;
         $this->baseUri = sprintf('%s/%s/', $uri, $version);
-        $this->factory = $factory;
     }
 
     protected function getDefaultHandler()

src/etcd/src/KVFactory.php

@@ -45,6 +45,6 @@ class KVFactory
                 return make(V3\KV::class, $params);
         }
 
-        throw new ClientNotFindException(sprintf("KV of {$version} is not find."));
+        throw new ClientNotFindException("KV of {$version} is not find.");
     }
 }

src/etcd/src/V3/EtcdClient.php

@@ -748,7 +748,7 @@ class EtcdClient
         }
 
         $map = [];
-        foreach ($data as $index => $value) {
+        foreach ($data as $value) {
             $key = $value['key'];
             $map[$key] = $value['value'];
         }