nats-micro/lib/esm/response.js

NATS micro compatible extra-lightweight microservice library

import { noResponse, } from './types/index.js';
import { randomId } from './utils/misc.js';
export class ResponseImpl {
    constructor() {
        this.resData = {
            data: noResponse,
            headers: [],
        };
        this.id = randomId();
        this._isClosed = false;
    }
    get closeWaiter() {
        return new Promise((closedRes) => {
            this.closeCallback = closedRes;
            if (this.isClosed)
                closedRes(this.resData);
        });
    }
    get isClosed() {
        return this._isClosed;
    }
    setHeaders(responseHeaders) {
        this.resData.headers = [];
        this.resData.headers.push(...Array.from(responseHeaders));
    }
    send(responseData) {
        if (this.isClosed)
            return;
        this.resData.data = responseData;
        this._close();
    }
    sendNoResponse() {
        if (this.isClosed)
            return;
        this.resData.data = noResponse;
        this._close();
    }
    _close() {
        if (this._isClosed)
            return;
        this._isClosed = true;
        if (this.closeCallback)
            this.closeCallback(this.resData);
    }
}
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