memstreams/dist/object-writer.js

Memory Streams library for JavaScript based on readable-stream

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.ObjectWriter = void 0;
const readable_stream_1 = require("readable-stream");
class ObjectWriter extends readable_stream_1.Writable {
    constructor(options = {}) {
        options.objectMode = true;
        super(options);
        this.init();
    }
    init() {
        this._queue = [];
    }
    get queue() {
        return this._queue;
    }
    get data() {
        return [...this._queue];
    }
    _write(chunk, encoding, callback) {
        if (this.listenerCount('write')) {
            this.emit('write', chunk);
        }
        else {
            this._queue.push(chunk);
        }
        callback();
    }
    forward(destination, options) {
        const forward = (data) => destination.push(data);
        this.on('write', forward);
        if (!options || options.end) {
            this.once('finish', () => this.removeListener('data', forward));
        }
        return destination;
    }
}
exports.ObjectWriter = ObjectWriter;
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