import { Plugin } from 'postcss';
declare enum Mode {
    combined = "combined",
    override = "override",
    diff = "diff"
}
declare enum Source {
    ltr = "ltr",
    rtl = "rtl"
}
declare enum Autorename {
    disabled = "disabled",
    flexible = "flexible",
    strict = "strict"
}
type ModeValues = keyof typeof Mode;
type SourceValues = keyof typeof Source;
type AutorenameValues = keyof typeof Autorename;
type strings = string | string[];
interface PluginStringMap {
    name?: string;
    search: strings;
    replace: strings;
}
type PrefixSelectorTransformer = (prefix: string, selector: string) => string | void;
interface PluginOptions {
    mode?: ModeValues;
    ltrPrefix?: strings;
    rtlPrefix?: strings;
    bothPrefix?: strings;
    prefixSelectorTransformer?: PrefixSelectorTransformer;
    safeBothPrefix?: boolean;
    ignorePrefixedRules?: boolean;
    source?: SourceValues;
    processUrls?: boolean;
    processKeyFrames?: boolean;
    processEnv?: boolean;
    useCalc?: boolean;
    stringMap?: PluginStringMap[];
    autoRename?: AutorenameValues;
    greedy?: boolean;
    aliases?: Record<string, string>;
}
declare function postcssRTLCSS(options?: PluginOptions): Plugin;
export = postcssRTLCSS