import type { AbortSignalLike } from "@azure/abort-controller";
export interface WebSocketClientLike {
    onclose(fn: (code: number, reason: string) => void): void;
    onerror(fn: (error: any) => void): void;
    onmessage(fn: (data: string | Buffer | ArrayBuffer | Buffer[]) => void): void;
    onopen(fn: () => void): void;
    /** Closes the WebSocket connection, optionally using code as the the WebSocket connection close code and reason as the the WebSocket connection close reason. */
    close(code?: number, reason?: string): void;
    /** Transmits data using the WebSocket connection. data can be a string, a Blob, an ArrayBuffer, or an ArrayBufferView. */
    send(data: any, _?: AbortSignalLike): Promise<void>;
    isOpen(): boolean;
}
export interface WebSocketClientFactoryLike {
    create(uri: string, protocolName: string): WebSocketClientLike;
}
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