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| Current File : //opt/alt/ruby20/lib64/ruby/gems/2.0.0/gems/rack-1.6.4/lib/rack/head.rb |
require 'rack/body_proxy'
module Rack
class Head
# Rack::Head returns an empty body for all HEAD requests. It leaves
# all other requests unchanged.
def initialize(app)
@app = app
end
def call(env)
status, headers, body = @app.call(env)
if env[REQUEST_METHOD] == HEAD
[
status, headers, Rack::BodyProxy.new([]) do
body.close if body.respond_to? :close
end
]
else
[status, headers, body]
end
end
end
end