func (e *EventCounterPlugin) CheckFlags() error {
	e.matcher = NewEventMatcher(e.desc)
	return nil
}
func (e *EventCounterPlugin) CheckFlags() error {
	e.matcher = NewEventMatcher(e.desc)
	return nil
}
func ( e * EventCounterPlugin ) CheckFlags ( ) error { e . matcher = NewEventMatcher ( e . desc ) return nil }
// CheckFlags is delegated to EventMatcher
CheckFlags is delegated to EventMatcher