import { type ErrorEvent, type EventSourceInit } from "eventsource";
import { Transport } from "../shared/transport.js";
import { JSONRPCMessage } from "../types.js";
export declare class SseError extends Error {
readonly code: number | undefined;
readonly event: ErrorEvent;
constructor(code: number | undefined, message: string | undefined, event: ErrorEvent);
}
/**
* Client transport for SSE: this will connect to a server using Server-Sent Events for receiving
* messages and make separate POST requests for sending messages.
*/
export declare class SSEClientTransport implements Transport {
private _eventSource?;
private _endpoint?;
private _abortController?;
private _url;
private _eventSourceInit?;
private _requestInit?;
onclose?: () => void;
onerror?: (error: Error) => void;
onmessage?: (message: JSONRPCMessage) => void;
constructor(url: URL, opts?: {
eventSourceInit?: EventSourceInit;
requestInit?: RequestInit;
});
start(): Promise<void>;
close(): Promise<void>;
send(message: JSONRPCMessage): Promise<void>;
}
//# sourceMappingURL=sse.d.ts.map