import { Message } from "./message.ts";
export type ParseInput = Uint8Array | string | AsyncIterable<Uint8Array>;
export interface ParseOptions {
    /**
     * CESR version to use for cold start parsing. Defaults to 1.
     */
    version?: number;
}
/**
 * Parses CESR messages from an incoming stream of bytes.
 *
 * @example
 *
 * ```ts
 * import { parse } from "cesr";
 *
 * const url = "https://example.com/oobi/EAQABAA..."; // URL returning a CESR stream
 * const response = await fetch(url);
 *
 * if (response.body) {
 *   for await (const message of parse(response.body)) {
 *     console.log(message);
 *   }
 * }
 * ```
 *
 * @param input
 * Input to the parser. Can be an Uint8Array, string or stream.
 *
 * Strings are treated as UTF-8 encoded data.
 *
 * @param options
 * Parser options
 *
 * @returns An async iterable of {@link Message} objects
 */
export declare function parse(input: ParseInput, options?: ParseOptions): AsyncIterableIterator<Message>;