func commitChanges()

in git-codereview/change.go [81:119]

• 36 lines of code
• 12 McCabe index (conditional complexity)

func commitChanges(amend bool) {
	// git commit will run the gofmt hook.
	// Run it now to give a better error (won't show a git commit command failing).
	hookGofmt()

	if HasUnstagedChanges() && !HasStagedChanges() && !changeAuto {
		printf("warning: unstaged changes and no staged changes; use 'git add' or 'git change -a'")
	}
	commit := func(amend bool) {
		args := []string{"commit", "-q", "--allow-empty"}
		if amend {
			args = append(args, "--amend")
			if changeQuick {
				args = append(args, "--no-edit")
			}
		}
		if commitMsg != "" {
			args = append(args, "-m", commitMsg)
		} else if testCommitMsg != "" {
			args = append(args, "-m", testCommitMsg)
		}
		if changeAuto {
			args = append(args, "-a")
		}
		if changeSignoff {
			args = append(args, "-s")
		}
		run("git", args...)
	}
	commit(amend)
	for !commitMessageOK() {
		fmt.Print("re-edit commit message (y/n)? ")
		if !scanYes() {
			break
		}
		commit(true)
	}
	printf("change updated.")
}