Add new command: GEORADIUS (Redis 3.2.0).

src/Command/Processor/KeyPrefixProcessor.php

@@ -164,6 +164,7 @@ class KeyPrefixProcessor implements ProcessorInterface
             'GEOHASH' => 'static::first',
             'GEOPOS' => 'static::first',
             'GEODIST' => 'static::first',
+            'GEORADIUS' => 'static::georadius',
         );
     }
 
@@ -417,4 +418,31 @@ class KeyPrefixProcessor implements ProcessorInterface
             $command->setRawArguments($arguments);
         }
     }
+
+    /**
+     * Applies the specified prefix to the key of a GEORADIUS command.
+     *
+     * @param CommandInterface $command Command instance.
+     * @param string           $prefix  Prefix string.
+     */
+    public static function georadius(CommandInterface $command, $prefix)
+    {
+        if ($arguments = $command->getArguments()) {
+            $arguments[0] = "$prefix{$arguments[0]}";
+
+            if (($count = count($arguments)) > 5) {
+                for ($i = 5; $i < $count; ++$i) {
+                    switch (strtoupper($arguments[$i])) {
+                        case 'STORE':
+                        case 'STOREDIST':
+                            $arguments[$i] = "$prefix{$arguments[++$i]}";
+                            break;
+
+                    }
+                }
+            }
+
+            $command->setRawArguments($arguments);
+        }
+    }
 }