@benie/lambda-lib/src/correlation-ids.js

Builders and tools for creating AWS Lambda function handlers that provides automation for things such as logging, instrumentation and parameters propagation

exports.clearAll = () => global.CONTEXT = undefined;

exports.replaceAllWith = ctx => global.CONTEXT = ctx;

exports.set = (key, value) => {
    if (!key.startsWith('x-correlation-')) {
        key = 'x-correlation-' + key;
    }

    if (!global.CONTEXT) {
        global.CONTEXT = {};
    }

    global.CONTEXT[key] = value;
};

exports.get = () => {
    return (global.CONTEXT ? Object.assign({}, global.CONTEXT) : undefined);
};