import type { NodeResponseContext, ResponseBodyReplacement } from "./node-outcome-hook.js";
export declare function isBodylessStatus(status: number): boolean;
/** Apply a body hook's return to the native response outcome. */
export declare function applyBodyReplacement(response: NodeResponseContext, replaced: string | Uint8Array | ResponseBodyReplacement | undefined): void;
/**
 * Swap a tagged Response's body for a hook's replacement, re-tagging so later body hooks and the Node
 * fallback's direct writer see the new bytes. Explicit lengths are dropped so framing is re-derived.
 */
export declare function withReplacedBody(response: Response, replaced: string | Uint8Array | ResponseBodyReplacement | undefined): Response;
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