import * as types from './types.js';
/**
 * Abstract Core Response class that provides a fetch-like API
 */
export declare abstract class CoreResponse<T = any> implements types.ICoreResponse<T> {
    protected consumed: boolean;
    abstract readonly ok: boolean;
    abstract readonly status: number;
    abstract readonly statusText: string;
    abstract readonly headers: types.Headers;
    abstract readonly url: string;
    /**
     * Ensures the body can only be consumed once
     */
    protected ensureNotConsumed(): void;
    /**
     * Parse response as JSON
     */
    abstract json(): Promise<T>;
    /**
     * Get response as text
     */
    abstract text(): Promise<string>;
    /**
     * Get response as ArrayBuffer
     */
    abstract arrayBuffer(): Promise<ArrayBuffer>;
    /**
     * Get response as a web-style ReadableStream
     */
    abstract stream(): ReadableStream<Uint8Array> | null;
}