export interface BuilderOptions {
    entryPoint: string;
    projectRoot: string;
}
export interface BuildResult {
    js: string;
    map: string;
    watchedFiles: string[];
}
export declare class Builder {
    private ctx;
    private lastResult;
    private readonly opts;
    private readonly actjsSrcRoot;
    constructor(opts: BuilderOptions);
    init(): Promise<void>;
    rebuild(): Promise<BuildResult>;
    getLastResult(): BuildResult;
    dispose(): Promise<void>;
}