Express integration for LogLayer

An Express middleware for LogLayer that provides request-scoped logging with automatic request/response logging and error handling.

Installation

npm install @loglayer/express

Usage

import express from "express";
import { LogLayer, StructuredTransport } from "loglayer";
import { expressLogLayer, expressLogLayerErrorHandler } from "@loglayer/express";

const log = new LogLayer({
  transport: new StructuredTransport({ logger: console }),
});

const app = express();
app.use(expressLogLayer({ instance: log }));

app.get("/", (req, res) => {
  req.log.info("Hello!");
  res.send("Hello World!");
});

// Error handler (must be registered after routes)
app.use(expressLogLayerErrorHandler());

export default app;

Documentation

For more details, visit https://loglayer.dev/integrations/express