module Redis::Connection
module Redis::Connection::CommandHelper
module Redis::DisableThreadSafety
class Array
class Redis
class Redis::Client
class Redis::CommandOptions
class Redis::Connection::Hiredis
class Redis::Connection::RedisClient
class Redis::Connection::Ruby
class Redis::Connection::Synchrony
class Redis::Distributed
class Redis::Distributed::CannotDistribute
class Redis::HashRing
class Redis::Pipeline
class Redis::ProtocolError
class Redis::SubscribedClient
class Redis::Subscription
redis
2.2.0
# sismember
def sismember(key, member) synchronize do _bool @client.call(:sismember, key, member) end end