import { Graph, GraphFunctions, GraphNodeID, GraphNodeInput, GraphNodeOutput, Simplify, StringKeyOf, ValuesOrReference } from "./GraphTypes";
export declare class CircularReferenceError extends Error {
    readonly path: GraphNodeID[];
    constructor(path: GraphNodeID[]);
}
export declare class GraphBuilder<GFS extends GraphFunctions, G extends {
    [name: GraphNodeID]: any;
} = {}> {
    private readonly graph;
    constructor(graph: Graph<GFS>);
    append<Type extends StringKeyOf<GFS>, ID extends GraphNodeID>(id: ID, type: Type, ...input: ValuesOrReference<GraphNodeInput<GFS[Type]>, G>): GraphBuilder<GFS, Simplify<G & {
        [I in ID]: GraphNodeOutput<GFS[Type]>;
    }>>;
    checkForCircularReferences(currentID: GraphNodeID, path?: GraphNodeID[], originalID?: string): void;
    build(): Graph<GFS>;
}