Class: Blendris::RedisList
Overview
RedisList is a wrapper for the Redis LIST data type.
Instance Attribute Summary
Attributes inherited from RedisNode
#key
Instance Method Summary
collapse
Methods inherited from RedisNode
#clear, #exists?, #notify_changed, #rename, #type
#generate_key, #in_temporary_set, redis, #redis
Methods included from Utils
#blank, #camelize, #constantize, #pairify, #sanitize_key
Constructor Details
#initialize(key, options = {}) ⇒ RedisList
Returns a new instance of RedisList.
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# File 'lib/blendris/list.rb', line 9
def initialize(key, options = {})
@key = key.to_s
@options = options
@on_change = options[:on_change]
end
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Instance Method Details
#<<(value) ⇒ Object
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# File 'lib/blendris/list.rb', line 33
def <<(value)
values = [ value ].flatten.compact
values.flatten.compact.each do |v|
redis.rpush key, v
end
notify_changed if values.count > 0
self
end
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#count ⇒ Object
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# File 'lib/blendris/list.rb', line 55
def count
redis.llen key
end
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#delete(value) ⇒ Object
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# File 'lib/blendris/list.rb', line 49
def delete(value)
redis.lrem key, 0, value
ensure
notify_changed
end
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#each ⇒ Object
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# File 'lib/blendris/list.rb', line 27
def each
redis.lrange(key, 0, -1).each do |value|
yield value
end
end
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#get ⇒ Object
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# File 'lib/blendris/list.rb', line 45
def get
self
end
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#set(*values) ⇒ Object
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# File 'lib/blendris/list.rb', line 15
def set(*values)
self.clear
self << values
self
ensure
notify_changed
end
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