gitlab-org--gitlab-foss/lib/banzai/request_store_reference_cache.rb
Michael Kozono a54a5d9f39 Use Gitlab::SafeRequestStore in more places
Even if it doesn’t save lines of code, since people will tend to use
code they’ve seen. And `SafeRequestStore` is safer since you
don’t have to remember to check `RequestStore.active?`.
2018-09-24 12:11:27 -07:00

27 lines
648 B
Ruby

module Banzai
module RequestStoreReferenceCache
def cached_call(request_store_key, cache_key, path: [])
if Gitlab::SafeRequestStore.active?
cache = Gitlab::SafeRequestStore[request_store_key] ||= Hash.new do |hash, key|
hash[key] = Hash.new { |h, k| h[k] = {} }
end
cache = cache.dig(*path) if path.any?
get_or_set_cache(cache, cache_key) { yield }
else
yield
end
end
def get_or_set_cache(cache, key)
if cache.key?(key)
cache[key]
else
value = yield
cache[key] = value if key.present?
value
end
end
end
end