@see WebSocket::Handshake::Handler::Base#handshake_keys
# File lib/websocket/handshake/handler/client75.rb, line 9 def handshake_keys keys = [ ["Upgrade", "WebSocket"], ["Connection", "Upgrade"] ] host = @handshake.host host += ":#{@handshake.port}" if @handshake.port keys << ["Host", host] keys << ["Origin", @handshake.origin] if @handshake.origin keys end