Function splitTag

stack/html.go:214–231

(s string)

var reVersion = regexp.MustCompile(`v\d+\.\d+\.\d+\-\d+\-([a-f0-9]+)`)

func splitTag(s string) (string, string, template.URL) {
	// Default to branch master for non-versioned dependencies. It's not
	// optimal but it's better than nothing?
	// TODO(maruel): Replace with HEAD.
	i := strings.IndexByte(s, '@')
	if i == -1 {
		// No tag was found.
		return s, "master", "master"
	}
	// We got a versioned go module.
	tag := s[i+1:]
	srcTag := tag
	if m := reVersion.FindStringSubmatch(tag); len(m) != 0 {
		srcTag = m[1]
	}
	/* #nosec G203 */
	return s[:i], url.QueryEscape(srcTag), template.URL(url.QueryEscape(tag))
}

// symbol is the hashtag to use to refer to the symbol when looking at
// documentation.