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Versions: 30
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Contents
module Rediska
module Databases
module Expiring
def self.included(base)
base.send(:include, InstanceMethods)
base.extend ClassMethods
attr_reader :expires
end
module InstanceMethods
def initialize
super
@expires = {}
end
def [](key)
key = normalize(key)
delete(key) if expired?(key)
super
end
def []=(key, val)
key = normalize(key)
expire(key)
super
end
def delete(key)
key = normalize(key)
expire(key)
super
end
def expire(key)
key = normalize(key)
expires.delete(key)
end
def expired?(key)
key = normalize(key)
expires.include?(key) && expires[key] < Time.now
end
def key?(key)
key = normalize(key)
delete(key) if expired?(key)
super
end
def values_at(*keys)
keys.each do |key|
key = normalize(key)
delete(key) if expired?(key)
end
super
end
def keys
super.select do |key|
key = normalize(key)
if expired?(key)
delete(key)
false
else
true
end
end
end
def normalize(key)
key.to_s
end
end
module ClassMethods
end
end
end
end
Version data entries
30 entries across 30 versions & 1 rubygems