mocktracer/mockspan.go
func (s *MockSpan) Finish() {
	s.Lock()
	s.FinishTime = time.Now()
	s.Unlock()
	s.tracer.recordSpan(s)
}
func (s *MockSpan) Finish() {
	s.Lock()
	s.FinishTime = time.Now()
	s.Unlock()
	s.tracer.recordSpan(s)
}
func ( s * MockSpan ) Finish ( ) { s . Lock ( ) s . FinishTime = time . Now ( ) s . Unlock ( ) s . tracer . recordSpan ( s ) }
// Finish belongs to the Span interface
Finish belongs to the Span interface