Initial Commit

dependencies/amphp/cache/lib/PrefixCache.php

@@ -0,0 +1,39 @@
+<?php
+
+namespace WP_Ultimo\Dependencies\Amp\Cache;
+
+use WP_Ultimo\Dependencies\Amp\Promise;
+final class PrefixCache implements Cache
+{
+    private $cache;
+    private $keyPrefix;
+    public function __construct(Cache $cache, string $keyPrefix)
+    {
+        $this->cache = $cache;
+        $this->keyPrefix = $keyPrefix;
+    }
+    /**
+     * Gets the specified key prefix.
+     *
+     * @return string
+     */
+    public function getKeyPrefix() : string
+    {
+        return $this->keyPrefix;
+    }
+    /** @inheritdoc */
+    public function get(string $key) : Promise
+    {
+        return $this->cache->get($this->keyPrefix . $key);
+    }
+    /** @inheritdoc */
+    public function set(string $key, string $value, int $ttl = null) : Promise
+    {
+        return $this->cache->set($this->keyPrefix . $key, $value, $ttl);
+    }
+    /** @inheritdoc */
+    public function delete(string $key) : Promise
+    {
+        return $this->cache->delete($this->keyPrefix . $key);
+    }
+}