update pino-http to ^4.1.0

- remove explicit log statement in favor of providing res.err and
  err.status as recognized by pino-http
- added pino ^5.12.0 as a devDependency to support extreme mode
  benchmark

benchmarks/pino-extreme-server.js

@@ -1,10 +1,11 @@
 'use strict'
 
 var Koa = require('koa')
+var pino = require('pino')
 var logger = require('../')
 
 var app = new Koa()
-app.use(logger({extreme: true}))
+app.use(logger(pino.extreme()))
 
 app.use((ctx) => {
   ctx.body = 'hello world'

logger.js

@@ -6,22 +6,23 @@ module.exports = logger
 
 function logger (opts, stream) {
   var wrap = pinoHttp(opts, stream)
+
   function pino (ctx, next) {
     wrap(ctx.req, ctx.res)
     ctx.log = ctx.request.log = ctx.response.log = ctx.req.log
     return next().catch(function (e) {
-      ctx.log.error({
-        res: ctx.res,
-        err: {
-          type: e.constructor.name,
-          message: e.message,
-          stack: e.stack
-        },
-        responseTime: ctx.res.responseTime
-      }, 'request errored')
+      if ('status' in e && !('statusCode' in e)) {
+        Object.defineProperty(e, 'statusCode', {
+          get () { return e.status }
+        })
+      }
+      Object.defineProperty(ctx.res, 'err', {
+        get () { return e }
+      })
       throw e
     })
   }
+
   pino.logger = wrap.logger
   return pino
 }

package.json

@@ -24,15 +24,16 @@
   },
   "homepage": "https://github.com/davidmarkclements/koa-pino-logger#readme",
   "dependencies": {
-    "pino-http": "^2.0.1"
+    "pino-http": "^4.1.0"
   },
   "devDependencies": {
-    "koa": "^2.0.0",
+    "koa": "^2.7.0",
     "koa-bunyan-logger": "^2.0.0",
     "koa-logger": "^3.0.0",
     "koa-morgan": "^1.0.0",
-    "split2": "^2.0.1",
-    "standard": "^10.0.0",
-    "tap": "^5.7.1"
+    "pino": "^5.12.0",
+    "split2": "^3.1.1",
+    "standard": "^12.0.1",
+    "tap": "^12.6.1"
   }
 }

test.js

@@ -168,16 +168,7 @@ test('supports errors in the middleware', function (t) {
     t.ok(line.err, 'err is defined')
     t.equal(line.err.message, 'boom!', 'err message is boom!')
     t.equal(line.msg, 'request errored', 'message is request errored')
-    dest.once('data', function (line) {
-      // logging the 500 response:
-      t.ok(line.req, 'req is defined')
-      t.ok(line.res, 'res is defined')
-      t.notOk(line.err, 'err is not defined')
-      t.equal(line.msg, 'request completed', 'message is request completed')
-      t.equal(line.req.method, 'GET', 'method is get')
-      t.equal(line.res.statusCode, 500, 'statusCode is 500')
-      t.end()
-    })
+    t.end()
   })
 })