import { CSSInterpolation } from "@emotion/css";
import { once } from "./utils";
export declare type FalsyValue = false | null | undefined;
export declare type TruthyValue = true | 1;
export declare type Style = string | CSSInterpolation | (string | CSSInterpolation)[];
export declare type Rule = Style | ((this: any, ...args: any[]) => Style);
export declare type RuleSet = {
    [key: string]: Rule;
};
export declare type Styles<T> = T extends Array<any> ? never : {
    [key in keyof T]?: T[key] extends Style ? any : T[key] extends (param: infer P) => Style ? P | FalsyValue : void;
};
export interface DynamicOptions<TPrefix, TSeparator = "_"> {
    prefix: TPrefix;
    separator?: TSeparator;
}
declare const root: (...styles: (CSSInterpolation | string)[]) => void;
export declare type CustomStyle<T> = string | CSSInterpolation | (() => T);
export interface Use<TBaseRules = RuleSet> {
    <R extends TBaseRules>(rules: R, styles: Styles<R> | (Styles<R> | FalsyValue)[], ...customStyles: CustomStyle<Styles<R>>[]): string;
    <R extends TBaseRules, S extends Styles<R>>(rules: R, styles: () => S): (enabled?: any) => string;
}
declare const use: Use;
export declare type Sheet<R extends RuleSet> = {
    (styles: () => Styles<R>): (enabled?: any) => string;
    (styles: Styles<R> | (Styles<R> | FalsyValue)[], ...customStyles: CustomStyle<Styles<R>>[]): string;
    readonly rules: R;
    extend<R2 extends R>(rules: R2): Sheet<R & R2>;
};
declare const sheet: <R extends RuleSet>(rules: R | (() => R)) => Sheet<R>;
export { use, sheet, root, once };
export { cx as cs, keyframes, cache, flush, css, hydrate } from "@emotion/css";