import type { Node } from './nodes.js';
import type { MultiAgentState } from './state.js';
/**
 * Evaluates whether an edge should be traversed based on the current execution state.
 */
export type EdgeHandler = (state: MultiAgentState) => boolean | Promise<boolean>;
/**
 * Directed edge between two nodes.
 */
export declare class Edge {
    readonly source: Node;
    readonly target: Node;
    /** Edge condition. The edge is always traversed when no handler is provided. */
    readonly handler: EdgeHandler;
    constructor(data: {
        source: Node;
        target: Node;
        handler?: EdgeHandler;
    });
}
/**
 * Options for creating an edge with an optional condition handler.
 */
export interface EdgeOptions {
    source: string;
    target: string;
    handler?: EdgeHandler;
}
/**
 * An edge definition accepted by orchestration constructors.
 *
 * Pass a `[source, target]` tuple for the simple case, or {@link EdgeOptions}
 * when per-edge configuration is needed.
 */
export type EdgeDefinition = [source: string, target: string] | EdgeOptions;
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