JavaScript Standard Style

https://github.com/feross/standard

client.js

@@ -10,8 +10,6 @@ var EventEmitter = require('events').EventEmitter
 var extend = require('extend.js')
 var get = require('simple-get')
 var hat = require('hat')
-var http = require('http')
-var https = require('https')
 var inherits = require('inherits')
 var once = require('once')
 var url = require('url')

lib/parse_http.js

@@ -32,8 +32,7 @@ function parseHttpRequest (req, options) {
       ? req.headers['x-forwarded-for'] || req.connection.remoteAddress
       : req.connection.remoteAddress.replace(REMOVE_IPV4_MAPPED_IPV6_RE, '') // force ipv4
     params.addr = (common.IPV6_RE.test(params.ip) ? '[' + params.ip + ']' : params.ip) + ':' + params.port
-
-  } else if (s[0] === '/scrape') { // unofficial scrape message
+  } else if (s[0] === '/scrape') {
     params.action = common.ACTIONS.SCRAPE
     if (typeof params.info_hash === 'string')
       params.info_hash = [ params.info_hash ]
@@ -45,7 +44,6 @@ function parseHttpRequest (req, options) {
         return common.binaryToHex(binaryInfoHash)
       })
     }
-
   } else {
     throw new Error('Invalid action in HTTP request: ' + params.action)
   }

lib/parse_udp.js

@@ -23,7 +23,6 @@ function parseUdpRequest (msg, rinfo) {
 
   if (params.action === common.ACTIONS.CONNECT) {
     // No further params
-
   } else if (params.action === common.ACTIONS.ANNOUNCE) {
     params.info_hash = msg.slice(16, 36).toString('hex') // 20 bytes
     params.peer_id = msg.slice(36, 56).toString('hex') // 20 bytes
@@ -51,13 +50,11 @@ function parseUdpRequest (msg, rinfo) {
     params.port = msg.readUInt16BE(96) || rinfo.port // optional
     params.addr = params.ip + ':' + params.port // TODO: ipv6 brackets
     params.compact = 1 // udp is always compact
-
   } else if (params.action === common.ACTIONS.SCRAPE) { // scrape message
     // TODO: support multiple info_hash scrape
     if (msg.length > 36) throw new Error('multiple info_hash scrape not supported')
 
     params.info_hash = [ msg.slice(16, 36).toString('hex') ] // 20 bytes
-
   } else {
     throw new Error('Invalid action in UDP packet: ' + params.action)
   }

lib/swarm.js

@@ -28,7 +28,6 @@ Swarm.prototype.announce = function (params, cb) {
       incomplete: self.incomplete,
       peers: self._getPeers(params.numwant)
     })
-
   } else {
     cb(new Error('invalid event'))
   }

package.json

@@ -32,6 +32,7 @@
   "devDependencies": {
     "magnet-uri": "^4.0.0",
     "parse-torrent": "^3.0.1",
+    "standard": "^1.0.0",
     "tape": "^3.0.3"
   },
   "homepage": "http://webtorrent.io",
@@ -52,6 +53,6 @@
     "url": "git://github.com/feross/bittorrent-tracker.git"
   },
   "scripts": {
-    "test": "tape test/*.js"
+    "test": "standard && tape test/*.js"
   }
 }

server.js

@@ -18,7 +18,6 @@ var parseUdpRequest = require('./lib/parse_udp')
 // Use random port above 1024
 portfinder.basePort = Math.floor(Math.random() * 60000) + 1025
 
-
 inherits(Server, EventEmitter)
 
 /**
@@ -183,11 +182,7 @@ Server.prototype.onUdpRequest = function (msg, rinfo) {
     response.transactionId = params.transactionId
     response.connectionId = params.connectionId
     var buf = makeUdpPacket(response)
-    self._udpSocket.send(buf, 0, buf.length, rinfo.port, rinfo.address, function () {
-      try {
-        socket.close()
-      } catch (err) {}
-    })
+    self._udpSocket.send(buf, 0, buf.length, rinfo.port, rinfo.address)
   })
 }
 
@@ -274,15 +269,17 @@ Server.prototype._onScrape = function (params, cb) {
 }
 
 function makeUdpPacket (params) {
+  var packet
   switch (params.action) {
     case common.ACTIONS.CONNECT:
-      return Buffer.concat([
+      packet = Buffer.concat([
         common.toUInt32(common.ACTIONS.CONNECT),
         common.toUInt32(params.transactionId),
         params.connectionId
       ])
+      break
     case common.ACTIONS.ANNOUNCE:
-      return Buffer.concat([
+      packet = Buffer.concat([
         common.toUInt32(common.ACTIONS.ANNOUNCE),
         common.toUInt32(params.transactionId),
         common.toUInt32(params.interval),
@@ -290,6 +287,7 @@ function makeUdpPacket (params) {
         common.toUInt32(params.complete),
         params.peers
       ])
+      break
     case common.ACTIONS.SCRAPE:
       var firstInfoHash = Object.keys(params.files)[0]
       var scrapeInfo = firstInfoHash ? {
@@ -297,20 +295,24 @@ function makeUdpPacket (params) {
         incomplete: params.files[firstInfoHash].incomplete,
         completed: params.files[firstInfoHash].complete // TODO: this only provides a lower-bound
       } : {}
-      return Buffer.concat([
+      packet = Buffer.concat([
         common.toUInt32(common.ACTIONS.SCRAPE),
         common.toUInt32(params.transactionId),
         common.toUInt32(scrapeInfo.complete),
         common.toUInt32(scrapeInfo.completed),
         common.toUInt32(scrapeInfo.incomplete)
       ])
+      break
     case common.ACTIONS.ERROR:
-      return Buffer.concat([
+      packet = Buffer.concat([
         common.toUInt32(common.ACTIONS.ERROR),
         common.toUInt32(params.transactionId || 0),
         new Buffer(params.message, 'utf8')
       ])
+      break
     default:
       throw new Error('Action not implemented: ' + params.action)
+      break
   }
+  return packet
 }

test/client-large-torrent.js

@@ -53,7 +53,6 @@ test('large torrent: client.start()', function (t) {
           t.pass('server close')
         })
       })
-
     })
   })
 })

test/client.js

@@ -83,7 +83,6 @@ function testClientStop (t, serverType) {
           t.pass('server close')
         })
       })
-
     }, 1000)
   })
 }
@@ -113,7 +112,6 @@ function testClientUpdate (t, serverType) {
     client.start()
 
     client.once('update', function () {
-
       client.once('update', function (data) {
         // received an update!
         t.equal(data.announce, announceUrl)

test/scrape.js

@@ -138,7 +138,6 @@ test('server: all info_hash scrape', function (t) {
     parsedBitlove.announce = [ announceUrl ]
 
     server.once('listening', function () {
-
       // announce a torrent to the tracker
       var client = new Client(peerId, port, parsedBitlove)
       client.on('error', function (err) {
@@ -147,7 +146,6 @@ test('server: all info_hash scrape', function (t) {
       client.start()
 
       server.once('start', function () {
-
         // now do a scrape of everything by omitting the info_hash param
         get.concat(scrapeUrl, function (err, data, res) {
           if (err) throw err