import type { ValidationIssue } from "../graph/types";
import type { ExecutionLogEntry } from "./logs";
export type ExecutionEventType = "graph:start" | "graph:validate" | "graph:error" | "graph:success" | "graph:cancel" | "node:queued" | "node:start" | "node:retry" | "node:success" | "node:error" | "node:skipped" | "edge:data";
export type ExecutionFailureCode = "EXECUTION_TIMEOUT" | "NODE_EXECUTION_FAILED" | "EXECUTION_CANCELLED";
export interface ExecutionLifecycleEvent {
    type: ExecutionEventType;
    timestamp: string;
    nodeId?: string;
    nodeType?: string;
    edgeId?: string;
    attempt?: number;
    maxAttempts?: number;
    durationMs?: number;
    code?: ExecutionFailureCode;
    issues?: ValidationIssue[];
    error?: unknown;
    data?: unknown;
    log?: ExecutionLogEntry;
}
export type ExecutionEventListener = (event: ExecutionLifecycleEvent) => void;
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