import { Projection } from "../_interfaces";
import { In, Out } from "../_interfaces";
export declare const mapError: CurriedMapError;
export interface CurriedMapError {
    <ObsType, ValueType>(project: Projection<Error, ValueType>, observable: In<ObsType, ValueType>): Out<ObsType, ValueType>;
    <ValueType>(project: Projection<Error, ValueType>): <ObsType>(observable: In<ObsType, ValueType>) => Out<ObsType, ValueType>;
}