Class: Familia::Set

Inherits:
RedisObject show all
Defined in:
lib/familia/redisobject.rb

Instance Attribute Summary

Attributes inherited from RedisObject

#name, #parent, #redis

Instance Method Summary collapse

Methods inherited from RedisObject

#db, #dump_method, #exists?, #expire, #expireat, #from_redis, inherited, #initialize, #load_method, #parent?, #realttl, #rediskey, register, registration, #to_redis, #ttl, #type, #update_expiration

Constructor Details

This class inherits a constructor from Familia::RedisObject

Instance Method Details

#<<(v) ⇒ Object 



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# File 'lib/familia/redisobject.rb', line 387

def << v
  add v
end

#add(*values) ⇒ Object 



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# File 'lib/familia/redisobject.rb', line 382

def add *values
  values.flatten.compact.each { |v| redis.sadd rediskey, to_redis(v) }
  self
end

#collect(&blk) ⇒ Object 



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# File 'lib/familia/redisobject.rb', line 407

def collect &blk
  members.collect &blk
end

#delete(v) ⇒ Object Also known as: rem, del 



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# File 'lib/familia/redisobject.rb', line 420

def delete v
  redis.srem rediskey, to_redis(v)
end

#each(&blk) ⇒ Object 



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# File 'lib/familia/redisobject.rb', line 399

def each &blk
  members.each &blk
end

#each_with_index(&blk) ⇒ Object 



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# File 'lib/familia/redisobject.rb', line 403

def each_with_index &blk
  members.each_with_index &blk
end

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/familia/redisobject.rb', line 378

def empty?
  size == 0
end

#intersection(*setkeys) ⇒ Object 



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# File 'lib/familia/redisobject.rb', line 426

def intersection *setkeys
  # TODO
end

#member?(v) ⇒ Boolean Also known as: include?

Returns:

  • (Boolean) 


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# File 'lib/familia/redisobject.rb', line 415

def member? v
  redis.sismember rediskey, to_redis(v)
end

#members ⇒ Object Also known as: all, to_a 



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# File 'lib/familia/redisobject.rb', line 391

def members
  redis.smembers(rediskey).collect do |v|
    from_redis v
  end
end

#move(dstkey, v) ⇒ Object 



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# File 'lib/familia/redisobject.rb', line 434

def move dstkey, v
  redis.smove rediskey, dstkey, v
end

#pop ⇒ Object 



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# File 'lib/familia/redisobject.rb', line 430

def pop
  redis.spop rediskey
end

#random ⇒ Object 



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# File 'lib/familia/redisobject.rb', line 438

def random
  from_redis redis.srandmember(rediskey)
end

#select(&blk) ⇒ Object 



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# File 'lib/familia/redisobject.rb', line 411

def select &blk
  members.select &blk
end

#self ⇒ Object

Make the value stored at KEY identical to the given list define_method :“#RedisObject#name_sync” do |*latest|

latest = latest.flatten.compact
# Do nothing if we're given an empty Array. 
# Otherwise this would clear all current values
if latest.empty?
  false
else
  # Convert to a list of index values if we got the actual objects
  latest = latest.collect { |obj| obj.index } if klass === latest.first
  current = send("#{name_plural}raw")
  added = latest-current
  removed = current-latest
  #Familia.info "#{self.index}: adding: #{added}"
  added.each { |v| self.send("add_#{name_singular}", v) }
  #Familia.info "#{self.index}: removing: #{removed}"
  removed.each { |v| self.send("remove_#{name_singular}", v) }
  true
end

end



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# File 'lib/familia/redisobject.rb', line 463

Familia::RedisObject.register self, :set

#size ⇒ Object Also known as: length 



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# File 'lib/familia/redisobject.rb', line 373

def size
  redis.scard rediskey
end