import * as i0 from "@angular/core";
export declare class JsonViewerComponent {
    data: import("@angular/core").InputSignal<unknown>;
    rootName: import("@angular/core").InputSignal<string>;
    expandedDepth: import("@angular/core").InputSignal<number>;
    private toggled;
    private expandedDefaults;
    toggle(path: string): void;
    isExpanded(path: string, depth: number): boolean;
    isExpandable(value: unknown): boolean;
    isString(value: unknown): boolean;
    objectKeys(value: unknown): string[];
    childValue(value: unknown, key: string): unknown;
    summary(value: unknown): string;
    formatPrimitive(value: unknown): string;
    static ɵfac: i0.ɵɵFactoryDeclaration<JsonViewerComponent, never>;
    static ɵcmp: i0.ɵɵComponentDeclaration<JsonViewerComponent, "ngx-json-viewer", never, { "data": { "alias": "data"; "required": false; "isSignal": true; }; "rootName": { "alias": "rootName"; "required": false; "isSignal": true; }; "expandedDepth": { "alias": "expandedDepth"; "required": false; "isSignal": true; }; }, {}, never, never, true, never>;
}