export declare class Keys {
    static readonly INJECT_PROPERTY_DECORATOR_KEY: unique symbol;
    static readonly FACTORY_METHOD_PROPERTY_DECORATOR_KEY: unique symbol;
    static readonly INIT_METHOD_PROPERTY_DECORATOR_KEY: unique symbol;
    static readonly SETTER_METHOD_PROPERTY_DECORATOR_KEY: unique symbol;
    static readonly IS_REQUIRED_PARAM: unique symbol;
    static readonly PROPERTY_INJECT_KEY: unique symbol;
    static readonly BEFORE_METHOD_KEY: unique symbol;
    static readonly METHOD_DESCRIPTOR_KEY: unique symbol;
    static readonly AFTER_METHOD_KEY: unique symbol;
    static readonly METHOD_WRAPPER_KEY: unique symbol;
    static readonly ADD_TAGS_KEY: unique symbol;
    static readonly INJECTABLE_KEY: unique symbol;
    static readonly OTHER_INJECTION_REQUIRED: unique symbol;
    static readonly AUTO_CREATE_DEPENDENCY: unique symbol;
}