import * as i0 from "@angular/core";
export declare class ButtonGroupDirective {
    static ɵfac: i0.ɵɵFactoryDeclaration<ButtonGroupDirective, never>;
    static ɵdir: i0.ɵɵDirectiveDeclaration<ButtonGroupDirective, "[ngmButtonGroup]", never, {}, {}, never, never, true, never>;
}
