import { Tree } from '@angular-devkit/schematics';
import { Change } from '@schematics/angular/utility/change';
import { Node } from 'typescript';
export declare function applyChanges(host: Tree, changes: Change[], filePath: string): import("@angular-devkit/schematics/src/tree/interface").Tree;
export declare function insertItemToArray(host: Tree, filePath: string, node: Node, item: string, options?: {
    location: 'start' | 'end';
}): import("@angular-devkit/schematics/src/tree/interface").Tree;