class HTTP::Message

def new_response(body, req = nil)

body:: a String or an IO of response message body.
Creates a Message instance of response.

def new_response(body, req = nil)
  m = new
  m.http_header.init_response(Status::OK, req)
  m.http_body = Body.new
  m.http_body.init_response(body)
  m.http_header.body_size = m.http_body.size || 0
  m
end