lib/ews/soap/builders/ews_builder.rb
def calendar_view!(cal_view)
      attribs = {}
      cal_view.each_pair {|k,v| attribs[camel_case(k)] = v.to_s}
      @nbuild[NS_EWS_MESSAGES].CalendarView(attribs)
    end
def calendar_view!(cal_view)
      attribs = {}
      cal_view.each_pair {|k,v| attribs[camel_case(k)] = v.to_s}
      @nbuild[NS_EWS_MESSAGES].CalendarView(attribs)
    end
Build the CalendarView element