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.
24 lines (23 loc) • 552 B
JavaScript
import { AwsCrc32 } from "@aws-crypto/crc32";
import { numToUint8 } from "@aws-crypto/util";
import * as zlib from "zlib";
class NodeCrc32 {
constructor() {
this.checksum = 0;
}
update(data) {
this.checksum = zlib.crc32(data, this.checksum);
}
async digest() {
return numToUint8(this.checksum);
}
reset() {
this.checksum = 0;
}
}
export const getCrc32ChecksumAlgorithmFunction = () => {
if (typeof zlib.crc32 === "undefined") {
return AwsCrc32;
}
return NodeCrc32;
};