}

var stackCreator = regexp.MustCompile(`(?m)^created by (.*)\n\s+(.*):(\d+) \+0x[[:xdigit:]]+$`)

// extractStackCreator retrieves the goroutine file and line that launched this stack. Returns false
// if the creator cannot be located.
// TODO: Go does not expose this via runtime https://github.com/golang/go/issues/11440
func extractStackCreator() (string, int, bool) {
	stack := debug.Stack()
	matches := stackCreator.FindStringSubmatch(string(stack))