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# File 'lib/nanoc3/extra/chick.rb', line 88

def self.call(env)
  # Build request
  request = Rack::Request.new(env)

  # Build headers and strip HTTP_
  request_headers = env.inject({}) do |m,(k,v)|
    k =~ /^HTTP_(.*)$/ && v ? m.merge($1.gsub(/_/, '-') => v) : m
  end

  # Build Net::HTTP request
  http = Net::HTTP.new(request.host, request.port)
  net_http_request_class = METHOD_TO_CLASS_MAPPING[request.request_method]
  raise ArgumentError, "Unsupported method: #{request.request_method}" if net_http_request_class.nil?
  net_http_request = net_http_request_class.new(request.fullpath, request_headers)
  net_http_request.body = env['rack.input'].read if [ 'POST', 'PUT' ].include?(request.request_method)

  # Perform request
  http.request(net_http_request) do |response|
    # Build Rack response triplet
    return [
      response.code.to_i,
      response.to_hash.inject({}) { |m,(k,v)| m.merge(k => v[0]) },
      [ response.body ]
    ]
  end
end