mocktracer/mockspan.go
func (s *MockSpan) SetOperationName(operationName string) opentracing.Span {
	s.Lock()
	defer s.Unlock()
	s.OperationName = operationName
	return s
}
func (s *MockSpan) SetOperationName(operationName string) opentracing.Span {
	s.Lock()
	defer s.Unlock()
	s.OperationName = operationName
	return s
}
func ( s * MockSpan ) SetOperationName ( operationName string ) opentracing . Span { s . Lock ( ) defer s . Unlock ( ) s . OperationName = operationName return s }
// SetOperationName belongs to the Span interface
SetOperationName belongs to the Span interface