import type { WorkflowDefinition, WorkflowEdge, WorkflowNodeResult } from "./types.js";
/**
 * Validate the full graph: shape, known start node, known edge targets, and
 * at most one outgoing edge per node.
 */
export declare function validateWorkflowDefinition(workflow: WorkflowDefinition): void;
/**
 * Resolve the next node after `from` completed with `output`. Switch edges
 * route on a JSON path into the output (`$.field` or `$output.field`) or the
 * node result (`$result.outcome`).
 */
export declare function resolveNext(edges: WorkflowEdge[], from: string, output: unknown, result?: WorkflowNodeResult): string | null;
/**
 * Resolve routing for a failed node. Only `$result.` switch edges apply, so a
 * workflow can explicitly route on outcomes like `failed` or `timed_out`.
 */
export declare function resolveNextForOutcome(edges: WorkflowEdge[], from: string, result: WorkflowNodeResult): string | null;