Function validateQueryAttributes

runtime/parser/parse_metrics_view.go:1289–1296

validateQueryAttributes validates query attribute keys

(attrs map[string]string)

// validateQueryAttributes validates query attribute keys
func validateQueryAttributes(attrs map[string]string) error {
	for key := range attrs {
		if !queryAttributeKeyRegex.MatchString(key) {
			return fmt.Errorf("query attribute key %q contains invalid characters (must be alphanumeric with underscores, hyphens, or dots only)", key)
		}
	}
	return nil
}

var queryAttributeKeyRegex = regexp.MustCompile(`^[a-zA-Z0-9_.-]+$`)