Function globToRegexp

tests/utils/objectstore/objectstore.go:670–676

globToRegexp converts a path glob, where `*` matches any sequence of characters including `/`, into an anchored extended regular expression

(pattern string)

// globToRegexp converts a path glob, where `*` matches any sequence of
// characters including `/`, into an anchored extended regular expression
func globToRegexp(pattern string) string {
	fragments := strings.Split(pattern, "*")
	for i, fragment := range fragments {
		fragments[i] = regexp.QuoteMeta(fragment)
	}
	return "^" + strings.Join(fragments, ".*") + "$"
}

// listFilesScript builds a shell script printing every object in the store
// as a `bucket/key` line, filtered by the glob expressed in the given path.