import { BuilderContext } from "@angular-devkit/architect";
import { IHookableOptions } from "./IHookable";
import { ExecutionTransformer } from '@angular-devkit/build-angular';
import { IndexHtmlTransform } from '@angular-devkit/build-angular/src/utils/index-file/index-html-generator';
import { Configuration } from 'webpack';
export declare function modifyOptions<T extends IHookableOptions>(options: T, context: BuilderContext): T;
export declare function modifyWebpack(options: IHookableOptions, context: BuilderContext): ExecutionTransformer<Configuration>;
export declare function modifyIndexHtml(options: IHookableOptions, context: BuilderContext): IndexHtmlTransform;