import { PipeTransform } from '@angular/core';
import { RdsNullParameterOption } from '../models/filter/null-filter.model';
import * as i0 from "@angular/core";
import * as i1 from "@angular/common";
export declare class NullParameterOptionIconPipe implements PipeTransform {
    transform(option: RdsNullParameterOption): string;
    static ɵfac: i0.ɵɵFactoryDeclaration<NullParameterOptionIconPipe, never>;
    static ɵpipe: i0.ɵɵPipeDeclaration<NullParameterOptionIconPipe, "rdsNullParameterOptionIcon">;
}
export declare class RdsNullParameterOptionIconPipeModule {
    static ɵfac: i0.ɵɵFactoryDeclaration<RdsNullParameterOptionIconPipeModule, never>;
    static ɵmod: i0.ɵɵNgModuleDeclaration<RdsNullParameterOptionIconPipeModule, [typeof NullParameterOptionIconPipe], [typeof i1.CommonModule], [typeof NullParameterOptionIconPipe]>;
    static ɵinj: i0.ɵɵInjectorDeclaration<RdsNullParameterOptionIconPipeModule>;
}