func formatCommit()

in git-codereview/pending.go [298:382]
80 lines of code
28 McCabe index (conditional complexity)

func formatCommit(w io.Writer, c *Commit, short bool) {
	g := c.g
	if g == nil {
		g = new(GerritChange)
	}
	msg := strings.TrimRight(c.Message, "\r\n")
	fmt.Fprintf(w, "%s", c.ShortHash)
	var tags []string
	if short {
		if i := strings.Index(msg, "\n"); i >= 0 {
			msg = msg[:i]
		}
		fmt.Fprintf(w, " %s", msg)
		if g.Number != 0 {
			tags = append(tags, fmt.Sprintf("CL %d%s", g.Number, codeReviewScores(g)))
		}
	} else {
		if g.Number != 0 {
			fmt.Fprintf(w, " %s/%d", auth.url, g.Number)
		}
	}
	if g.CurrentRevision == c.Hash {
		tags = append(tags, "mailed")
	}
	switch g.Status {
	case "MERGED":
		tags = append(tags, "submitted")
	case "ABANDONED":
		tags = append(tags, "abandoned")
	}
	if len(c.Parents) > 1 {
		var h []string
		for _, p := range c.Parents[1:] {
			h = append(h, p[:7])
		}
		tags = append(tags, "merge="+strings.Join(h, ","))
	}
	if g.UnresolvedCommentCount > 0 {
		tags = append(tags, fmt.Sprintf("%d unresolved comments", g.UnresolvedCommentCount))
	}
	if len(tags) > 0 {
		fmt.Fprintf(w, " (%s)", strings.Join(tags, ", "))
	}
	fmt.Fprintf(w, "\n")
	if short {
		return
	}

	fmt.Fprintf(w, "\t%s\n", strings.Replace(msg, "\n", "\n\t", -1))
	fmt.Fprintf(w, "\n")

	for _, name := range g.LabelNames() {
		label := g.Labels[name]
		minValue := 10000
		maxValue := -10000
		byScore := map[int][]string{}
		for _, x := range label.All {
			// Hide CL owner unless owner score is nonzero.
			if g.Owner != nil && x.ID == g.Owner.ID && x.Value == 0 {
				continue
			}
			byScore[x.Value] = append(byScore[x.Value], x.Name)
			if minValue > x.Value {
				minValue = x.Value
			}
			if maxValue < x.Value {
				maxValue = x.Value
			}
		}
		// Unless there are scores to report, do not show labels other than Code-Review.
		// This hides Run-TryBot and TryBot-Result.
		if minValue >= 0 && maxValue <= 0 && name != "Code-Review" {
			continue
		}
		fmt.Fprintf(w, "\t%s:\n", name)
		for score := maxValue; score >= minValue; score-- {
			who := byScore[score]
			if len(who) == 0 || score == 0 && name != "Code-Review" {
				continue
			}
			sort.Strings(who)
			fmt.Fprintf(w, "\t\t%+d %s\n", score, strings.Join(who, ", "))
		}
	}
}