method_missing(method, *args) private  Hide source   
 # File actionpack/lib/action_dispatch/http/mime_type.rb, line 329 def method_missing(method, *args) if method.end_with?("?") method[0..-2].downcase.to_sym == to_sym else super end end

 RSpec
RSpec Ruby on Rails
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  = protected
 = protected 