src/Operator/Processor/PrefixProcessor.php
public static function evalKeys(CommandInterface $command, $prefix)
    {
        if ($arguments = $command->getArguments()) {
            $command->setRawArguments($arguments);
        }
    }
public static function evalKeys(CommandInterface $command, $prefix)
    {
        if ($arguments = $command->getArguments()) {
            $command->setRawArguments($arguments);
        }
    }
Applies the specified prefix to the keys of an EVAL-based command.

@param CommandInterface $command Command instance.
@param string           $prefix  Prefix string.