/**
 * |           |                                                            |
 * |-----------|------------------------------------------------------------|
 * | namespace |http://opcfoundation.org/UA/                                |
 * | nodeClass |DataType                                                    |
 * | name      |NamingRuleType                                              |
 * | isAbstract|false                                                       |
 */
export declare enum EnumNamingRule {
    /**
     * The BrowseName must appear in all instances of
     * the type.
     */
    Mandatory = 1,
    /**
     * The BrowseName may appear in an instance of the
     * type.
     */
    Optional = 2,
    /**
     * The modelling rule defines a constraint and the
     * BrowseName is not used in an instance of the type.
     */
    Constraint = 3
}