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lib/fulib/macros/cache_able.ex
defmodule Fulib.CacheAble do
defmacro __using__(_opts \\ []) do
quote do
import Fulib.CacheAble
@doc """
获取cache
"""
def fetch(cache_key, missing_fn, opts \\ []) do
if has_key?(cache_key) do
get(cache_key)
else
if is_function(missing_fn) do
set(cache_key, missing_fn.(), opts)
else
set(cache_key, missing_fn, opts)
end
end
end
end
end
end