/**
 * @license
 * Copyright 2024 Google LLC
 * SPDX-License-Identifier: Apache-2.0
 */
import type { InspectableEdge, NodeDescriberResult, NodeTypeDescriberOptions, Schema } from "@breadboard-ai/types";
export declare enum EdgeType {
    In = 0,
    Out = 1
}
export declare const DEFAULT_SCHEMA: Schema;
export declare const edgesToSchema: (edgeType: EdgeType, edges?: InspectableEdge[], keepStar?: boolean) => Schema;
/**
 * Constructs a Schema for an input node.
 * @param options
 * @returns
 */
export declare const describeInput: (options: NodeTypeDescriberOptions) => NodeDescriberResult;
/**
 * Constructs a Schema for an output node.
 * @param options
 * @returns
 */
export declare const describeOutput: (options: NodeTypeDescriberOptions) => NodeDescriberResult;
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