import { Compiler, Plugin } from "webpack";
export interface FrontlineJsConfigWebpackPluginOptions {
    mode: "production" | "development" | "none";
    browserslistEnv: string;
    babelConfigFile?: string;
    tsConfigFile?: string;
}
export declare class FrontlineJsConfigWebpackPlugin implements Plugin {
    options: Partial<FrontlineJsConfigWebpackPluginOptions>;
    constructor(options?: Partial<FrontlineJsConfigWebpackPluginOptions>);
    resolveBabelConfigFilePath(
        contextPath: string,
        environmentName: "production" | "development" | "none" | undefined
    ): any;
    userHasTsConfigFile(contextPath?: string): boolean;
    apply(compiler: Compiler): void;
}