func unescape()

in cmd/git-sync/main.go [1314:1328]

• 15 lines of code
• 5 McCabe index (conditional complexity)

func unescape(ch <-chan rune) (rune, error) {
	r, ok := <-ch
	if !ok {
		return 0, fmt.Errorf("unexpected end of escape sequence")
	}
	switch r {
	case 'n':
		return '\n', nil
	case 't':
		return '\t', nil
	case '"', ',', '\\':
		return r, nil
	}
	return 0, fmt.Errorf("unsupported escape character: '%c'", r)
}