New command: ZLEXCOUNT (Redis 2.8.9).

lib/Predis/Cluster/PredisStrategy.php

@@ -139,6 +139,7 @@ class PredisStrategy implements StrategyInterface
             'ZSCORE'                => $keyIsFirstArgument,
             'ZUNIONSTORE'           => array($this, 'getKeyFromZsetAggregationCommands'),
             'ZSCAN'                 => $keyIsFirstArgument,
+            'ZLEXCOUNT'             => $keyIsFirstArgument,
 
             /* commands operating on hashes */
             'HDEL'                  => $keyIsFirstArgument,

lib/Predis/Cluster/RedisStrategy.php

@@ -124,6 +124,7 @@ class RedisStrategy implements StrategyInterface
             'ZREVRANK'              => $keyIsFirstArgument,
             'ZSCORE'                => $keyIsFirstArgument,
             'ZSCAN'                 => $keyIsFirstArgument,
+            'ZLEXCOUNT'             => $keyIsFirstArgument,
 
             /* commands operating on hashes */
             'HDEL'                  => $keyIsFirstArgument,

lib/Predis/Command/Processor/KeyPrefixProcessor.php

@@ -152,6 +152,7 @@ class KeyPrefixProcessor implements ProcessorInterface
             'PFADD'                     => 'self::first',
             'PFCOUNT'                   => 'self::all',
             'PFMERGE'                   => 'self::all',
+            'ZLEXCOUNT'                 => 'self::first',
         );
     }
 

lib/Predis/Command/ZSetLexCount.php

@@ -0,0 +1,27 @@
+<?php
+
+/*
+ * This file is part of the Predis package.
+ *
+ * (c) Daniele Alessandri <suppakilla@gmail.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Predis\Command;
+
+/**
+ * @link http://redis.io/commands/zlexcount
+ * @author Daniele Alessandri <suppakilla@gmail.com>
+ */
+class ZSetLexCount extends Command
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function getId()
+    {
+        return 'ZLEXCOUNT';
+    }
+}

lib/Predis/Profile/RedisVersion280.php

@@ -240,6 +240,7 @@ class RedisVersion280 extends RedisProfile
 
             /* commands operating on sorted sets */
             'ZSCAN'                     => 'Predis\Command\ZSetScan',
+            'ZLEXCOUNT'                 => 'Predis\Command\ZSetLexCount',
 
             /* commands operating on hashes */
             'HSCAN'                     => 'Predis\Command\HashScan',

lib/Predis/Replication/ReplicationStrategy.php

@@ -204,6 +204,7 @@ class ReplicationStrategy
             'ZRANK'             => true,
             'ZREVRANK'          => true,
             'ZSCAN'             => true,
+            'ZLEXCOUNT'         => true,
             'HGET'              => true,
             'HMGET'             => true,
             'HEXISTS'           => true,