# File lib/action_controller/caching.rb, line 373 def expire_fragment(name, options = nil) return unless perform_caching key = fragment_cache_key(name) if key.is_a?(Regexp) self.class.benchmark "Expired fragments matching: #{key.source}" do fragment_cache_store.delete_matched(key, options) end else self.class.benchmark "Expired fragment: #{key}" do fragment_cache_store.delete(key, options) end end end