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2 | import { Transform } from 'stream';
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3 | import { IncomingMessage, OutgoingHttpHeaders } from "http";
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4 | interface Message {
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5 | data: string | object;
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6 | comment?: string;
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7 | event?: string;
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8 | id?: string;
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9 | retry?: number;
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10 | }
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11 | interface WriteHeaders {
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12 | writeHead?(statusCode: number, headers?: OutgoingHttpHeaders): WriteHeaders;
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13 | flushHeaders?(): void;
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14 | }
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15 | export declare type HeaderStream = NodeJS.WritableStream & WriteHeaders;
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29 | export default class SseStream extends Transform {
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30 | constructor(req?: IncomingMessage);
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31 | pipe<T extends HeaderStream>(destination: T, options?: {
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32 | end?: boolean;
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33 | }): T;
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34 | _transform(message: Message, encoding: string, callback: (error?: (Error | null), data?: any) => void): void;
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35 | writeMessage(message: Message, encoding?: string, cb?: (error: Error | null | undefined) => void): boolean;
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36 | }
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37 | export {};
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