class Statsig::Memo

def self.for(hash, method, key, disable_evaluation_memoization: false)
  if disable_evaluation_memoization
    return yield
  end
  if key != nil
    method_hash = hash[method]
    unless method_hash
      method_hash = hash[method] = {}
    end
    return method_hash[key] if method_hash.key?(key)
  end
  method_hash[key] = yield
end

def self.for_global(method, key)
  return self.for(@global_memo, method, key) do
    yield
  end
end