import type { AgentReplyPart, AgentReplyPartFailure } from "./index.js";
export type AgentReplyPartDeliveryType = AgentReplyPart["type"] | "unknown";
/**
 * Sanitized terminal disposition for a rich reply part on a destination that
 * cannot deliver it. Source ids, names, URLs, integrity values, payloads, and
 * producer error text are deliberately not representable in this shape.
 */
export interface AgentReplyPartDeliveryOutcome {
    /** Zero-based position in the responder's ordered rich-part list. */
    readonly partIndex: number;
    readonly partType: AgentReplyPartDeliveryType;
    readonly status: "failed";
    readonly code: AgentReplyPartFailure["code"];
    readonly message: string;
    /** Number of source parts represented by an aggregate overflow outcome. */
    readonly affectedPartCount?: number;
}
/**
 * Convert rich reply parts into bounded, destination-safe terminal failures.
 *
 * The first 19 outcomes remain one-to-one when an off-contract responder
 * exceeds the shared 20-part ceiling; the final outcome accounts for every
 * remaining source part as one explicit aggregate instead of dropping them.
 */
export declare function unsupportedReplyPartDeliveryOutcomes(parts: readonly AgentReplyPart[] | undefined): readonly AgentReplyPartDeliveryOutcome[] | undefined;
/**
 * Revalidate an outcome list at a persistence or adapter boundary without
 * trusting its readonly TypeScript shape. The result is dense, capped at the
 * shared 20-record ceiling, and reconstructed only from fixed enums and fixed
 * messages; supplied messages, indices, and unknown fields are never copied.
 */
export declare function sanitizeReplyPartDeliveryOutcomes(value: unknown): readonly AgentReplyPartDeliveryOutcome[] | undefined;
/** Strict validator for the additive machine wire and versioned durable copy. */
export declare function isAgentReplyPartDeliveryOutcomes(value: unknown): value is readonly AgentReplyPartDeliveryOutcome[];
//# sourceMappingURL=reply-part-outcomes.d.ts.map