Dependencies update + performance improvements (#37)

* updating dependencies

* improving performance

* adding benchmarking tool

bench.js

@@ -0,0 +1,111 @@
+const httpNext = require('./index')
+const httpPrevious = require('0http')
+
+function getReqObject (url) {
+  const req = {}
+  req.method = 'GET'
+  req.url = url
+
+  return req
+}
+
+function getResObject () {
+  const res = {}
+  res.statusCode = null
+  res.setHeader = () => {}
+  res.writeHead = () => {}
+  res.end = () => {}
+  return res
+}
+
+function setupRouter (router) {
+  router.use((req, res, next) => {
+    return next()
+  })
+
+  router.get('/', (req, res) => {
+    return res.end('OK')
+  })
+  router.get('/:id', (req, res) => {
+    return res.end(req.params.id)
+  })
+  router.get('/:id/error', () => {
+    throw new Error('Error')
+  })
+}
+
+const { router } = httpNext({
+  cacheSize: 0,
+  id: '/'
+})
+setupRouter(router)
+
+const { router: routerPrevious } = httpPrevious({
+  cacheSize: 0
+})
+setupRouter(routerPrevious)
+
+import('mitata/src/cli.mjs').then(({ run, bench, group, baseline }) => {
+  group('Next Router', () => {
+    baseline('Base URL', () => {
+      const req = getReqObject('/')
+      const res = getResObject()
+
+      router.lookup(req, res)
+    })
+    bench('Parameter URL', () => {
+      const req = getReqObject('/0')
+      const res = getResObject()
+
+      router.lookup(req, res)
+    })
+    bench('Not Found URL', () => {
+      const req = getReqObject('/0/404')
+      const res = getResObject()
+
+      router.lookup(req, res)
+    })
+    bench('Error URL', () => {
+      const req = getReqObject('/0/error')
+      const res = getResObject()
+
+      router.lookup(req, res)
+    })
+  })
+
+  group('Previous Router', () => {
+    baseline('Base URL', () => {
+      const req = getReqObject('/')
+      const res = getResObject()
+
+      routerPrevious.lookup(req, res)
+    })
+    bench('Parameter URL', () => {
+      const req = getReqObject('/0')
+      const res = getResObject()
+
+      routerPrevious.lookup(req, res)
+    })
+    bench('Not Found URL', () => {
+      const req = getReqObject('/0/404')
+      const res = getResObject()
+
+      routerPrevious.lookup(req, res)
+    })
+    bench('Error URL', () => {
+      const req = getReqObject('/0/error')
+      const res = getResObject()
+
+      routerPrevious.lookup(req, res)
+    })
+  })
+
+  run({
+    silent: false,
+    avg: true,
+    json: false,
+    colors: true,
+    min_max: false,
+    percentiles: false
+  })
+})

lib/next.js

@@ -1,20 +1,21 @@
 function next (middlewares, req, res, index, routers, defaultRoute, errorHandler) {
   routers = routers || {}
 
-  const middleware = middlewares[index]
-  if (!middleware) {
+  if (index >= middlewares.length) {
     if (!res.finished) {
       return defaultRoute(req, res)
     }
 
     return
   }
 
+  const middleware = middlewares[index++]
+
   function step (err) {
     if (err) {
       return errorHandler(err, req, res)
     } else {
-      return next(middlewares, req, res, index + 1, routers, defaultRoute, errorHandler)
+      return next(middlewares, req, res, index, routers, defaultRoute, errorHandler)
     }
   }
 

lib/router/sequential.js

@@ -1,6 +1,6 @@
 const Trouter = require('trouter')
 const next = require('./../next')
-const LRU = require('lru-cache')
+const { LRUCache: LRU } = require('lru-cache')
 const { parse } = require('regexparam')
 const queryparams = require('../utils/queryparams')
 
@@ -70,7 +70,7 @@ module.exports = (config = {}) => {
       match = router.find(req.method, req.path)
     }
 
-    if (match.handlers.length !== 0) {
+    if (match.handlers.length > 0) {
       const middlewares = [...match.handlers]
       if (step !== undefined) {
         // router is being used as a nested router

lib/utils/queryparams.js

@@ -1,13 +1,17 @@
 module.exports = (req, url) => {
-  const [path, search = ''] = url.split('?')
-  const searchParams = new URLSearchParams(search.replace(/\[\]=/g, '='))
-
   const query = {}
-  for (const [name, value] of searchParams.entries()) {
-    if (query[name]) {
-      Array.isArray(query[name]) ? query[name].push(value) : (query[name] = [query[name], value])
-    } else {
-      query[name] = value
+  const indexOfQuestionMark = url.indexOf('?')
+  const path = indexOfQuestionMark !== -1 ? url.slice(0, indexOfQuestionMark) : url
+  const search = indexOfQuestionMark !== -1 ? url.slice(indexOfQuestionMark + 1) : ''
+
+  if (search.length > 0) {
+    const searchParams = new URLSearchParams(search.replace(/\[\]=/g, '='))
+    for (const [name, value] of searchParams.entries()) {
+      if (query[name]) {
+        Array.isArray(query[name]) ? query[name].push(value) : (query[name] = [query[name], value])
+      } else {
+        query[name] = value
+      }
     }
   }
 

package.json

@@ -27,12 +27,14 @@
   },
   "homepage": "https://github.com/BackendStack21/0http#readme",
   "devDependencies": {
+    "0http": "^3.5.2",
     "@types/node": "^18.14.4",
     "body-parser": "^1.20.1",
     "chai": "^4.3.7",
     "cross-env": "^7.0.3",
     "find-my-way": "^5.2.0",
-    "mocha": "^10.2.0",
+    "mitata": "^0.1.11",
+    "mocha": "^10.4.0",
     "nyc": "^15.1.0",
     "supertest": "^6.3.3"
   },
@@ -45,8 +47,8 @@
     "lib/"
   ],
   "dependencies": {
-    "lru-cache": "^7.18.1",
-    "regexparam": "^2.0.1",
+    "lru-cache": "^10.2.0",
+    "regexparam": "^3.0.0",
     "trouter": "^3.2.1"
   },
   "types": "./index.d.ts"