Sha256: 16b2a8b61a2fda637b6faf4b04d873e2c76829bc22761aa6666fed8a96134a51
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Versions: 31
Compression:
Stored size: 1.25 KB
Contents
module Scrivito
module Cache
module Chainable
def read(key)
transformed_key = transform_key(key)
value = internal_read(transformed_key)
if !value && next_store
value = next_store.read(transformed_key)
internal_write(transformed_key, value)
end
value
end
def write(key, value, expires_in = nil)
transformed_key = transform_key(key)
if forward_write?(key, value, expires_in)
next_store.write(transformed_key, value, expires_in)
end
internal_write(transformed_key, value, expires_in)
end
def fetch(key, &block)
read(key) || block.call.tap { |value| write(key, value) }
end
def clear
raise NotImplementedError
end
def clear_all
clear
next_store.clear if next_store
end
private
def next_store
raise NotImplementedError
end
def internal_read(key)
raise NotImplementedError
end
def internal_write(key, value, expires_in = nil)
raise NotImplementedError
end
def transform_key(key)
key
end
def forward_write?(key, value, expires_in)
next_store.present?
end
end
end
end
Version data entries
31 entries across 31 versions & 1 rubygems