import type { IResponseReader, ReadResponseBodyResult } from './IResponseReader.js';
/**
 * Reads fetch response bodies with user and hard size limits.
 */
export declare class ResponseReader implements IResponseReader {
    /**
     * Resolves the effective response size limit in megabytes.
     *
     * @param maxResponseSizeMb - User setting; 0 means no configurable limit.
     * @returns The user limit when positive, otherwise {@link HARD_MAX_RESPONSE_SIZE_MB}.
     */
    resolveMaxResponseSizeMb(maxResponseSizeMb: number): number;
    /**
     * Reads a response body, enforcing a max size in megabytes.
     *
     * When {@link maxResponseSizeMb} is 0, the user-configurable limit is disabled but
     * {@link HARD_MAX_RESPONSE_SIZE_MB} still applies as a safety ceiling.
     *
     * @param response - Fetch response to read.
     * @param maxResponseSizeMb - Maximum body size in MB; 0 uses the hard cap only.
     */
    read(response: Response, maxResponseSizeMb: number): Promise<ReadResponseBodyResult>;
}
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