Class: TrailGuide::Adapters::Experiments::Redis

Inherits:
Object
  • Object
show all
Defined in:
lib/trail_guide/adapters/experiments/redis.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(experiment, redis: nil) ⇒ Redis

Returns a new instance of Redis.



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# File 'lib/trail_guide/adapters/experiments/redis.rb', line 8

def initialize(experiment, redis: nil)
  @experiment = experiment
  @redis = redis
end

Instance Attribute Details

#experiment ⇒ Object (readonly)

Returns the value of attribute experiment.



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# File 'lib/trail_guide/adapters/experiments/redis.rb', line 5

def experiment
  @experiment
end

Instance Method Details

#delete(attr) ⇒ Object 



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# File 'lib/trail_guide/adapters/experiments/redis.rb', line 30

def delete(attr)
  redis.hdel(storage_key, attr.to_s)
end

#destroy ⇒ Object 



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# File 'lib/trail_guide/adapters/experiments/redis.rb', line 42

def destroy
  redis.del(storage_key)
end

#exists?(attr) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/trail_guide/adapters/experiments/redis.rb', line 34

def exists?(attr)
  redis.hexists(storage_key, attr.to_s)
end

#get(attr) ⇒ Object 



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# File 'lib/trail_guide/adapters/experiments/redis.rb', line 17

def get(attr)
  redis.hget(storage_key, attr.to_s)
end

#persisted? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/trail_guide/adapters/experiments/redis.rb', line 38

def persisted?
  redis.exists(storage_key)
end

#redis ⇒ Object 



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# File 'lib/trail_guide/adapters/experiments/redis.rb', line 13

def redis
  @redis ||= TrailGuide.redis
end

#set(attr, val) ⇒ Object 



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# File 'lib/trail_guide/adapters/experiments/redis.rb', line 21

def set(attr, val)
  redis.hset(storage_key, attr.to_s, val.to_s)
  val.to_s
end

#setnx(attr, val) ⇒ Object 



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# File 'lib/trail_guide/adapters/experiments/redis.rb', line 26

def setnx(attr, val)
  val.to_s if redis.hsetnx(storage_key, attr.to_s, val.to_s)
end