@loaders.gl/core/dist/iterators/batch-iterators/timed-batch-iterator.js

The core API for working with loaders.gl loaders and writers

// loaders.gl
// SPDX-License-Identifier: MIT
// Copyright (c) vis.gl contributors
/**
 * "Debounces" batches and returns them in groups
 */
export async function* timedBatchIterator(batchIterator, timeout) {
    let start = Date.now();
    let batches = [];
    for await (const batch of batchIterator) {
        batches.push(batch);
        if (Date.now() - start > timeout) {
            yield batches;
            start = Date.now();
            batches = [];
        }
    }
    if (batches) {
        yield batches;
    }
}