import { PipeTransform } from '@angular/core';
import { PreviewFile } from '../services';
import * as i0 from "@angular/core";
export declare class FilterDocumentPipe implements PipeTransform {
    transform(files: PreviewFile[]): PreviewFile[];
    static ɵfac: i0.ɵɵFactoryDeclaration<FilterDocumentPipe, never>;
    static ɵpipe: i0.ɵɵPipeDeclaration<FilterDocumentPipe, "filterDocument", true>;
}
