import type { Curried } from '../../compositions/curry.js';
import type { Series, SyncSeries } from '../../controls/types.js';
declare function _syncConcat<T>(preceding: SyncSeries<T>, following: SyncSeries<T>): Generator<T>;
declare function _asyncConcat<T>(preceding: Series<T>, following: Series<T>): AsyncGenerator<T>;
export declare function concatSync<T>(...args: Parameters<typeof _syncConcat<T>>): ReturnType<typeof _syncConcat<T>>;
export declare function concatSync<T>(...args: Parameters<Curried<typeof _syncConcat<T>>>): ReturnType<Curried<typeof _syncConcat<T>>>;
export declare function concatAsync<T>(...args: Parameters<typeof _asyncConcat<T>>): ReturnType<typeof _asyncConcat<T>>;
export declare function concatAsync<T>(...args: Parameters<Curried<typeof _asyncConcat<T>>>): ReturnType<Curried<typeof _asyncConcat<T>>>;
/**
 * Concatenates two series into one series.
 *
 * You can invert the order for curried call by `following => concat.sync(preceding, following)`
 */
export declare namespace concat {
    const sync: typeof concatSync;
    const async: typeof concatAsync;
}
export {};
//# sourceMappingURL=concat.d.ts.map