export declare const OP: {
    readonly continuation: 0;
    readonly text: 1;
    readonly binary: 2;
    readonly close: 8;
    readonly ping: 9;
    readonly pong: 10;
};
export declare const acceptKey: (key: string) => string;
export declare const isClientKey: (key: unknown) => key is string;
export declare const frameOf: (opcode: number, payload?: Uint8Array) => Uint8Array;
export type WsEvent = {
    type: 'binary';
    data: Uint8Array;
} | {
    type: 'text';
} | {
    type: 'ping';
    data: Uint8Array;
} | {
    type: 'close';
} | {
    type: 'bad';
};
export declare class WsReader {
    #private;
    constructor(max: number);
    push(chunk: Uint8Array): WsEvent[];
}