import { Path, PathComponent } from './Path.js';
type Continue = boolean;
export interface MatchHandler {
    (value: any, component: PathComponent): Continue;
}
export interface PathExpression {
    find(current: any, callback: MatchHandler): Continue;
    test(component: PathComponent): boolean;
    readonly allowGaps: boolean;
    toString(): string;
}
export declare function isPathExpression(component: PathComponent | PathExpression): component is PathExpression;
export interface Node {
    readonly path: Path;
    readonly value: any;
}
export declare class IndexMatcher implements PathExpression {
    private readonly index;
    readonly allowGaps = true;
    constructor(index: number);
    find(current: any, callback: MatchHandler): Continue;
    test(component: PathComponent): boolean;
    toString(): string;
}
export declare class PropertyMatcher implements PathExpression {
    private readonly property;
    readonly allowGaps = false;
    constructor(property: string);
    find(current: any, callback: MatchHandler): Continue;
    test(component: PathComponent): boolean;
    toString(): string;
}
export declare class UnionMatcher implements PathExpression {
    private readonly components;
    constructor(components: PathComponent[]);
    find(current: any, callback: MatchHandler): Continue;
    test(component: PathComponent): boolean;
    get allowGaps(): boolean;
    toString(): string;
    static of(...components: PathComponent[]): UnionMatcher;
    private propertyToString;
}
export declare const AnyIndex: PathExpression;
export declare const AnyProperty: PathExpression;
export {};