import * as i0 from "@angular/core";
export type SnFeedbackType = 'success' | 'danger' | 'warning' | 'validating' | '';
export declare class SnFormFeedbackDirective {
    snType: SnFeedbackType;
    get ascClass(): {
        success: boolean;
        danger: boolean;
        warning: boolean;
    };
    static ɵfac: i0.ɵɵFactoryDeclaration<SnFormFeedbackDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<SnFormFeedbackDirective, "[sn-form-feedback]", ["snFormFeedback"], {}, {}, never, never, false, never>;
}