getRootSpans method

Iterable<Span> getRootSpans()

Implementation

Iterable<Span> getRootSpans() {
  return _rootSpans.followedBy(
    _spans.where(
      (span) =>
          span.parentSpanId != null &&
          !_spansById.containsKey("${span.traceId}/${span.parentSpanId}"),
    ),
  );
}