Request debugging

request-logger.js

/**
 * Module dependencies
 */
var debug = require("debug")
  , metric = require('metric-log');

/**
 * Log headers
 */
var headers = metric.context({item: "headers"});
headers.log = debug("simple-stack-common:middleware:headers");

/**
 * Log req.base
 */
var base = metric.context({item: "base"});
base.log = debug("simple-stack-common:middleware:base");

/**
 * Log req.body
 */
var body = metric.context({item: "body"});
body.log = debug("simple-stack-common:middleware:body");

/**
 * Log process.env
 */
var env = metric.context({item: "env"});
env.log = debug("simple-stack-common:middleware:env");

/**
 * Middleware to log basic parameters about the request.
 */
module.exports = function() {
  return function requestLogger(req, res, next) {
    headers(req.headers);
    env(process.env);
    base({base: req.base});
    body(typeof req.body === "object" ? req.body : {body: req.body});
    next();
  };
};