import type { ExtendWithPath, ILens, IPathLens } from './types';
export declare class ComposableLens<Structure, FocussedValue> implements IPathLens<Structure, FocussedValue> {
    private readonly lens;
    constructor(lens: ILens<Structure, FocussedValue>);
    get: (structure: Structure) => FocussedValue;
    set: (value: FocussedValue) => (structure: Structure) => Structure;
    withInnerLens: <InnerFocussedValue>(lens: ILens<FocussedValue, InnerFocussedValue>) => ComposableLens<Structure, InnerFocussedValue>;
    withOuterLens: <OuterStructure>(lens: ILens<OuterStructure, Structure>) => ComposableLens<OuterStructure, FocussedValue>;
    extendWithPath: ExtendWithPath<Structure, FocussedValue>;
}