Ruby array-like wrapper for redis sets.

redis_set.rb

require 'forwardable'

class RedisSet
  extend Forwardable
  
  def_delegators :to_ary, :first, :push, :shift, :size, :each, :map

  def initialize(redis, key)
    @redis = redis
    @key = key
  end

  def << *vals
    @redis.sadd @key, *vals
  end

  def clear
    @redis.del @key
  end

  def delete(*vals)
    @redis.srem @key, *vals
  end
  
  def to_ary
    @redis.smembers @key
  end

  def size
    @redis.scard @key
  end

  def count
    @redis.scard @key
  end
end