func submitHashes()

in git-codereview/submit.go [198:249]

• 40 lines of code
• 10 McCabe index (conditional complexity)

func submitHashes(b *Branch) []string {
	// Get pending commits on b.
	pending := b.Pending()
	for _, c := range pending {
		// Note that DETAILED_LABELS does not imply LABELS.
		c.g, c.gerr = b.GerritChange(c, "CURRENT_REVISION", "LABELS", "DETAILED_LABELS")
		if c.g == nil {
			c.g = new(GerritChange)
		}
	}

	// Construct submit script.
	var script bytes.Buffer
	for i := len(pending) - 1; i >= 0; i-- {
		c := pending[i]

		if c.g.ID == "" {
			fmt.Fprintf(&script, "# change not on Gerrit:\n#")
		} else if err := submitCheck(c.g); err != nil {
			fmt.Fprintf(&script, "# %v:\n#", err)
		}

		formatCommit(&script, c, true)
	}

	fmt.Fprintf(&script, `
# The above commits will be submitted in order from top to bottom
# when you exit the editor.
#
# These lines can be re-ordered, removed, and commented out.
#
# If you remove all lines, the submit will be aborted.
`)

	// Edit the script.
	final := editor(script.String())

	// Parse the final script.
	var hashes []string
	for _, line := range lines(final) {
		line := strings.TrimSpace(line)
		if len(line) == 0 || line[0] == '#' {
			continue
		}
		if i := strings.Index(line, " "); i >= 0 {
			line = line[:i]
		}
		hashes = append(hashes, line)
	}

	return hashes
}