vendor/rails/actionpack/lib/action_controller/vendor/rack-1.0/rack/head.rb

   1 module Rack
   2
   3 class Head
   4   def initialize(app)
   5     @app = app
   6   end
   7
   8   def call(env)
   9     status, headers, body = @app.call(env)
  10
  11     if env["REQUEST_METHOD"] == "HEAD"
  12       [status, headers, []]
  13     else
  14       [status, headers, body]
  15     end
  16   end
  17 end
  18
  19 end