streams/operators/async/split.js

A lazy streams library for functional composition in JavaScript.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const async_iterator_stream_1 = require("../../async-iterator-stream");
const splitter_1 = require("../../util/splitter");
async_iterator_stream_1.AsyncIteratorStream.prototype.split = function (by) {
    async function* splitOperator(it) {
        let remainder;
        for await (const chunk of it) {
            const [items, nextRemainder] = (0, splitter_1.splitChunk)(by, chunk, remainder);
            yield* items;
            remainder = nextRemainder;
        }
        if (remainder !== undefined) {
            yield remainder;
        }
    }
    return new async_iterator_stream_1.AsyncIteratorStream(splitOperator(this));
};
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