Flowdock
method

digest

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v4.0.2 - Show latest stable - 0 notes - Class: Digestor
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digest(name, format, finder, options = {}) public

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# File actionpack/lib/action_view/digestor.rb, line 12
      def digest(name, format, finder, options = {})
        cache_key = ([name, format] + Array.wrap(options[:dependencies])).join('.')
        # this is a correctly done double-checked locking idiom
        # (ThreadSafe::Cache's lookups have volatile semantics)
        @@cache[cache_key] || @@digest_monitor.synchronize do
          @@cache.fetch(cache_key) do # re-check under lock
            compute_and_store_digest(cache_key, name, format, finder, options)
          end
        end
      end
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