linq-extensions/dist/lib/iterables/batch-iterable.js

Linq-like extension methods for JavaScript and TypeScript builtin collections

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.BatchIterable = void 0;
const iterable_1 = require("../iterable");
class BatchIterable extends iterable_1.Iterable {
    constructor(originalIterable, batchSize) {
        super();
        this.originalIterable = originalIterable;
        this.batchSize = batchSize;
    }
    *[Symbol.iterator]() {
        const iterator = this.originalIterable[Symbol.iterator]();
        while (true) {
            let i = 0;
            let current = iterator.next();
            const batch = [];
            while (i < this.batchSize && !current.done) {
                batch.push(current.value);
                i++;
                current = iterator.next();
            }
            yield batch;
            if (current.done) {
                return;
            }
        }
    }
}
exports.BatchIterable = BatchIterable;
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