func overallStatus()

in pkg/summarizer/summary.go [969:1055]
70 lines of code
21 McCabe index (conditional complexity)

func overallStatus(grid *statepb.Grid, recent int, stale string, brokenState bool, alerts []*summarypb.FailingTestSummary, features FeatureFlags, colCells gridStats, opts *configpb.DashboardTabStatusCustomizationOptions) summarypb.DashboardTabSummary_TabStatus {
	if brokenState {
		return summarypb.DashboardTabSummary_BROKEN
	}
	if stale != "" {
		return summarypb.DashboardTabSummary_STALE
	}
	if len(alerts) > 0 {
		return summarypb.DashboardTabSummary_FAIL
	}
	// safeguard PENDING status behind a flag
	if features.AllowMinNumberOfRuns && opts.GetMinAcceptableRuns() > int32(colCells.completedCols-colCells.ignoredCols) {
		return summarypb.DashboardTabSummary_PENDING
	}

	results := result.Map(grid.Rows)
	moreCols := true
	var passing bool
	var flaky bool
	// We want to look at recent columns, skipping over any that are still running.
	for moreCols && recent > 0 {
		moreCols = false
		var foundCol bool
		var running bool
		var ignored bool
		// One result off each column since we don't know which
		// cells are running ahead of time.
		for _, resultF := range results {
			r, ok := resultF()
			if !ok {
				continue
			}
			moreCols = true
			if r == statuspb.TestStatus_RUNNING {
				running = true
				// not break because we need to pull this column's
				// result off every row's channel.
				continue
			}
			if features.AllowIgnoredColumns && result.Ignored(r, opts) {
				ignored = true
				continue
			}
			r = coalesceResult(r, result.IgnoreRunning)
			if r == statuspb.TestStatus_NO_RESULT {
				continue
			}
			// any failure in a recent column results in flaky
			if r != statuspb.TestStatus_PASS {
				flaky = true
				continue
			}
			foundCol = true
		}

		// Running columns are unfinished and therefore should
		// not count as "recent" until they finish.
		if running {
			continue
		}

		// Ignored columns are ignored from tab status but they do count as recent
		// Failures in this col are ignored too
		if ignored {
			recent--
			flaky = false
			continue
		}

		if flaky {
			if isAcceptable(colCells, opts, features) {
				return summarypb.DashboardTabSummary_ACCEPTABLE
			}
			return summarypb.DashboardTabSummary_FLAKY
		}

		if foundCol {
			passing = true
			recent--
		}
	}

	if passing {
		return summarypb.DashboardTabSummary_PASS
	}
	return summarypb.DashboardTabSummary_UNKNOWN
}