import MemoryFS from "memory-fs";
import webpack from "webpack";
import { WatchHandle } from "./WatchHandle";
export { WatchHandle };
export declare enum BundleChunkName {
    IndexJs = "index.js",
    VendorsJs = "vendors.js"
}
export interface BundleChunk {
    name: BundleChunkName;
    content: string | undefined;
    size: number;
    isModified: boolean;
}
export declare type BundleChunksMap = {
    [ChunkName in BundleChunkName]?: BundleChunk;
} & Required<{
    [BundleChunkName.IndexJs]: BundleChunk;
}>;
export interface Build {
    chunks: BundleChunksMap;
    dependencies: {
        bundled: string[];
        missing: string[];
    };
    hash: string | undefined;
    time: number | null;
}
export interface CompilerConfig {
    root: string;
    enableBundleSplit?: boolean;
    externals?: string[];
}
export declare class Compiler {
    static readonly templateModulesFolderName = "__framer-virtual-module-templates__";
    private compiler;
    private outputFileSystem;
    private progressWatcher;
    private watchHandle;
    private inProgressBuildFulfilled;
    private queuedBuild;
    constructor({ root, enableBundleSplit, externals }: CompilerConfig);
    build(): Promise<Build>;
    getWatcher(): WatchHandle;
    private webpackRun;
    destroy(): void;
}
export declare function getBuildResult(fileSystem: MemoryFS, stats: webpack.Stats): Build;
export declare function determineBuildTime({ startTime, endTime }: webpack.Stats): number | null;