import { type Compilation, type Compiler, type sources } from 'webpack';
type Source = sources.Source;
export interface CompressionPluginOptions {
    test: RegExp;
    algorithm: 'gzip' | 'brotli';
}
export declare class CompressionPlugin {
    private name;
    private worker;
    private options;
    constructor(options: CompressionPluginOptions);
    private runCompressionAlgorithm;
    compress(compiler: Compiler, compilation: Compilation, assets: Record<string, Source>): Promise<void>;
    apply(compiler: Compiler): void;
}
export { };