lint: use standard style

.eslintignore

@@ -0,0 +1,2 @@
+coverage
+node_modules

.eslintrc

@@ -0,0 +1,3 @@
+{
+  "extends": "standard"
+}

.travis.yml

@@ -15,7 +15,7 @@ cache:
     - node_modules
 before_install:
   # Setup Node.js version-specific dependencies
-  - "test $TRAVIS_NODE_VERSION != '0.8' || npm rm --save-dev istanbul"
+  - "test $TRAVIS_NODE_VERSION != '0.8' || npm rm --save-dev eslint eslint-config-standard eslint-plugin-promise eslint-plugin-standard istanbul"
 
   # Update Node.js modules
   - "test ! -d node_modules || npm prune"
@@ -24,5 +24,6 @@ script:
   # Run test script, depending on istanbul install
   - "test ! -z $(npm -ps ls istanbul) || npm test"
   - "test   -z $(npm -ps ls istanbul) || npm run-script test-travis"
+  - "test   -z $(npm -ps ls eslint  ) || npm run-script lint"
 after_script:
   - "test -e ./coverage/lcov.info && npm install coveralls@2 && cat ./coverage/lcov.info | coveralls"

README.md

@@ -89,7 +89,7 @@ var mainapp = connect()
 // create app that will server user content from public/{username}/
 var userapp = connect()
 
-userapp.use(function(req, res, next){
+userapp.use(function (req, res, next) {
   var username = req.vhost[0] // username is the "*"
 
   // pretend request was for /{username}/* for file serving

index.js

@@ -19,11 +19,11 @@ module.exports = vhost
  * @private
  */
 
-var asteriskRegExp = /\*/g
-var asteriskReplace = '([^\.]+)'
-var endAnchoredRegExp = /(?:^|[^\\])(?:\\\\)*\$$/
-var escapeRegExp = /([.+?^=!:${}()|\[\]\/\\])/g
-var escapeReplace = '\\$1'
+var ASTERISK_REGEXP = /\*/g
+var ASTERISK_REPLACE = '([^.]+)'
+var END_ANCHORED_REGEXP = /(?:^|[^\\])(?:\\\\)*\$$/
+var ESCAPE_REGEXP = /([.+?^=!:${}()|\[\]\/\\])/g
+var ESCAPE_REPLACE = '\\$1'
 
 /**
  * Create a vhost middleware.
@@ -34,7 +34,7 @@ var escapeReplace = '\\$1'
  * @public
  */
 
-function vhost(hostname, handle) {
+function vhost (hostname, handle) {
   if (!hostname) {
     throw new TypeError('argument hostname is required')
   }
@@ -50,7 +50,7 @@ function vhost(hostname, handle) {
   // create regular expression for hostname
   var regexp = hostregexp(hostname)
 
-  return function vhost(req, res, next) {
+  return function vhost (req, res, next) {
     var vhostdata = vhostof(req, regexp)
 
     if (!vhostdata) {
@@ -73,7 +73,7 @@ function vhost(hostname, handle) {
  * @private
  */
 
-function hostnameof(req) {
+function hostnameof (req) {
   var host = req.headers.host
 
   if (!host) {
@@ -98,7 +98,7 @@ function hostnameof(req) {
  * @private
  */
 
-function isregexp(val) {
+function isregexp (val) {
   return Object.prototype.toString.call(val) === '[object RegExp]'
 }
 
@@ -109,9 +109,9 @@ function isregexp(val) {
  * @private
  */
 
-function hostregexp(val) {
+function hostregexp (val) {
   var source = !isregexp(val)
-    ? String(val).replace(escapeRegExp, escapeReplace).replace(asteriskRegExp, asteriskReplace)
+    ? String(val).replace(ESCAPE_REGEXP, ESCAPE_REPLACE).replace(ASTERISK_REGEXP, ASTERISK_REPLACE)
     : val.source
 
   // force leading anchor matching
@@ -120,7 +120,7 @@ function hostregexp(val) {
   }
 
   // force trailing anchor matching
-  if (!endAnchoredRegExp.test(source)) {
+  if (!END_ANCHORED_REGEXP.test(source)) {
     source += '$'
   }
 
@@ -136,7 +136,7 @@ function hostregexp(val) {
  * @private
  */
 
-function vhostof(req, regexp) {
+function vhostof (req, regexp) {
   var host = req.headers.host
   var hostname = hostnameof(req)
 

package.json

@@ -9,6 +9,10 @@
   "license": "MIT",
   "repository": "expressjs/vhost",
   "devDependencies": {
+    "eslint": "2.11.1",
+    "eslint-config-standard": "5.3.1",
+    "eslint-plugin-promise": "1.3.1",
+    "eslint-plugin-standard": "1.3.2",
     "istanbul": "0.4.3",
     "mocha": "2.5.3",
     "supertest": "1.1.0"
@@ -22,6 +26,7 @@
     "node": ">= 0.8.0"
   },
   "scripts": {
+    "lint": "eslint **/*.js",
     "test": "mocha --reporter spec --bail --check-leaks test/",
     "test-cov": "istanbul cover node_modules/mocha/bin/_mocha -- --reporter dot --check-leaks test/",
     "test-travis": "istanbul cover node_modules/mocha/bin/_mocha --report lcovonly -- --reporter spec --check-leaks test/"

test/.eslintrc

@@ -0,0 +1,5 @@
+{
+  "env": {
+    "mocha": true
+  }
+}

test/test.js

@@ -4,25 +4,25 @@ var http = require('http')
 var request = require('supertest')
 var vhost = require('..')
 
-describe('vhost(hostname, server)', function(){
-  it('should route by Host', function(done){
+describe('vhost(hostname, server)', function () {
+  it('should route by Host', function (done) {
     var vhosts = []
 
     vhosts.push(vhost('tobi.com', tobi))
     vhosts.push(vhost('loki.com', loki))
 
     var app = createServer(vhosts)
 
-    function tobi(req, res) { res.end('tobi') }
-    function loki(req, res) { res.end('loki') }
+    function tobi (req, res) { res.end('tobi') }
+    function loki (req, res) { res.end('loki') }
 
     request(app)
     .get('/')
     .set('Host', 'tobi.com')
     .expect(200, 'tobi', done)
   })
 
-  it('should ignore port in Host', function(done){
+  it('should ignore port in Host', function (done) {
     var app = createServer('tobi.com', function (req, res) {
       res.end('tobi')
     })
@@ -33,7 +33,7 @@ describe('vhost(hostname, server)', function(){
     .expect(200, 'tobi', done)
   })
 
-  it('should support IPv6 literal in Host', function(done){
+  it('should support IPv6 literal in Host', function (done) {
     var app = createServer('[::1]', function (req, res) {
       res.end('loopback')
     })
@@ -44,73 +44,73 @@ describe('vhost(hostname, server)', function(){
     .expect(200, 'loopback', done)
   })
 
-  it('should 404 unless matched', function(done){
+  it('should 404 unless matched', function (done) {
     var vhosts = []
 
     vhosts.push(vhost('tobi.com', tobi))
     vhosts.push(vhost('loki.com', loki))
 
     var app = createServer(vhosts)
 
-    function tobi(req, res) { res.end('tobi') }
-    function loki(req, res) { res.end('loki') }
+    function tobi (req, res) { res.end('tobi') }
+    function loki (req, res) { res.end('loki') }
 
     request(app.listen())
     .get('/')
     .set('Host', 'ferrets.com')
     .expect(404, done)
   })
 
-  it('should 404 without Host header', function(done){
+  it('should 404 without Host header', function (done) {
     var vhosts = []
 
     vhosts.push(vhost('tobi.com', tobi))
     vhosts.push(vhost('loki.com', loki))
 
     var app = createServer(vhosts)
 
-    function tobi(req, res) { res.end('tobi') }
-    function loki(req, res) { res.end('loki') }
+    function tobi (req, res) { res.end('tobi') }
+    function loki (req, res) { res.end('loki') }
 
     request(app.listen())
     .get('/')
     .unset('Host')
     .expect(404, done)
   })
 
-  describe('arguments', function(){
-    describe('hostname', function(){
-      it('should be required', function(){
+  describe('arguments', function () {
+    describe('hostname', function () {
+      it('should be required', function () {
         assert.throws(vhost.bind(), /hostname.*required/)
       })
 
-      it('should accept string', function(){
-        assert.doesNotThrow(vhost.bind(null, 'loki.com', function(){}))
+      it('should accept string', function () {
+        assert.doesNotThrow(vhost.bind(null, 'loki.com', function () {}))
       })
 
-      it('should accept RegExp', function(){
-        assert.doesNotThrow(vhost.bind(null, /loki\.com/, function(){}))
+      it('should accept RegExp', function () {
+        assert.doesNotThrow(vhost.bind(null, /loki\.com/, function () {}))
       })
     })
 
-    describe('handle', function(){
-      it('should be required', function(){
+    describe('handle', function () {
+      it('should be required', function () {
         assert.throws(vhost.bind(null, 'loki.com'), /handle.*required/)
       })
 
-      it('should accept function', function(){
-        assert.doesNotThrow(vhost.bind(null, 'loki.com', function(){}))
+      it('should accept function', function () {
+        assert.doesNotThrow(vhost.bind(null, 'loki.com', function () {}))
       })
 
-      it('should reject plain object', function(){
+      it('should reject plain object', function () {
         assert.throws(vhost.bind(null, 'loki.com', {}), /handle.*function/)
       })
     })
   })
 
-  describe('with string hostname', function(){
-    it('should support wildcards', function(done){
-      var app = createServer('*.ferrets.com', function(req, res){
+  describe('with string hostname', function () {
+    it('should support wildcards', function (done) {
+      var app = createServer('*.ferrets.com', function (req, res) {
         res.end('wildcard!')
       })
 
@@ -120,8 +120,8 @@ describe('vhost(hostname, server)', function(){
       .expect(200, 'wildcard!', done)
     })
 
-    it('should restrict wildcards to single part', function(done){
-      var app = createServer('*.ferrets.com', function(req, res){
+    it('should restrict wildcards to single part', function (done) {
+      var app = createServer('*.ferrets.com', function (req, res) {
         res.end('wildcard!')
       })
 
@@ -131,8 +131,8 @@ describe('vhost(hostname, server)', function(){
       .expect(404, done)
     })
 
-    it('should treat dot as a dot', function(done){
-      var app = createServer('a.b.com', function(req, res){
+    it('should treat dot as a dot', function (done) {
+      var app = createServer('a.b.com', function (req, res) {
         res.end('tobi')
       })
 
@@ -142,8 +142,8 @@ describe('vhost(hostname, server)', function(){
       .expect(404, done)
     })
 
-    it('should match entire string', function(done){
-      var app = createServer('.com', function(req, res){
+    it('should match entire string', function (done) {
+      var app = createServer('.com', function (req, res) {
         res.end('commercial')
       })
 
@@ -153,10 +153,10 @@ describe('vhost(hostname, server)', function(){
       .expect(404, done)
     })
 
-    it('should populate req.vhost', function(done){
-      var app = createServer('user-*.*.com', function(req, res){
+    it('should populate req.vhost', function (done) {
+      var app = createServer('user-*.*.com', function (req, res) {
         var keys = Object.keys(req.vhost).sort()
-        var arr = keys.map(function(k){ return [k, req.vhost[k]] })
+        var arr = keys.map(function (k) { return [k, req.vhost[k]] })
         res.end(JSON.stringify(arr))
       })
 
@@ -167,9 +167,9 @@ describe('vhost(hostname, server)', function(){
     })
   })
 
-  describe('with RegExp hostname', function(){
-    it('should match using RegExp', function(done){
-      var app = createServer(/[tl]o[bk]i\.com/, function(req, res){
+  describe('with RegExp hostname', function () {
+    it('should match using RegExp', function (done) {
+      var app = createServer(/[tl]o[bk]i\.com/, function (req, res) {
         res.end('tobi')
       })
 
@@ -179,27 +179,27 @@ describe('vhost(hostname, server)', function(){
       .expect(200, 'tobi', done)
     })
 
-    it('should match entire hostname', function(done){
+    it('should match entire hostname', function (done) {
       var vhosts = []
 
       vhosts.push(vhost(/\.tobi$/, tobi))
       vhosts.push(vhost(/^loki\./, loki))
 
       var app = createServer(vhosts)
 
-      function tobi(req, res) { res.end('tobi') }
-      function loki(req, res) { res.end('loki') }
+      function tobi (req, res) { res.end('tobi') }
+      function loki (req, res) { res.end('loki') }
 
       request(app)
       .get('/')
       .set('Host', 'loki.tobi.com')
       .expect(404, done)
     })
 
-    it('should populate req.vhost', function(done){
-      var app = createServer(/user-(bob|joe)\.([^\.]+)\.com/, function(req, res){
+    it('should populate req.vhost', function (done) {
+      var app = createServer(/user-(bob|joe)\.([^\.]+)\.com/, function (req, res) {
         var keys = Object.keys(req.vhost).sort()
-        var arr = keys.map(function(k){ return [k, req.vhost[k]] })
+        var arr = keys.map(function (k) { return [k, req.vhost[k]] })
         res.end(JSON.stringify(arr))
       })
 
@@ -211,15 +211,15 @@ describe('vhost(hostname, server)', function(){
   })
 })
 
-function createServer(hostname, server) {
+function createServer (hostname, server) {
   var vhosts = !Array.isArray(hostname)
     ? [vhost(hostname, server)]
     : hostname
 
-  return http.createServer(function onRequest(req, res) {
+  return http.createServer(function onRequest (req, res) {
     var index = 0
 
-    function next(err) {
+    function next (err) {
       var vhost = vhosts[index++]
 
       if (!vhost || err) {