serverless-spy
Version:
CDK-based library for writing elegant integration tests on AWS serverless architecture and an additional web console to monitor events in real time.
10 lines (9 loc) • 367 B
JavaScript
export async function blobReader(blob, onChunk, chunkSize = 1024 * 1024) {
const size = blob.size;
let totalBytesRead = 0;
while (totalBytesRead < size) {
const slice = blob.slice(totalBytesRead, Math.min(size, totalBytesRead + chunkSize));
onChunk(new Uint8Array(await slice.arrayBuffer()));
totalBytesRead += slice.size;
}
}