Class: Rack::Head

Inherits:
Object show all
Defined in:
lib/vendor/rack-1.5.2/lib/rack/head.rb

Instance Method Summary collapse

Constructor Details

#initialize(app) ⇒ Head

Rack::Head returns an empty body for all HEAD requests. It leaves all other requests unchanged.



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# File 'lib/vendor/rack-1.5.2/lib/rack/head.rb', line 6

def initialize(app)
  @app = app
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/vendor/rack-1.5.2/lib/rack/head.rb', line 10

def call(env)
  status, headers, body = @app.call(env)

  if env["REQUEST_METHOD"] == "HEAD"
    body.close if body.respond_to? :close
    [status, headers, []]
  else
    [status, headers, body]
  end
end