improve code

CHANGELOG.md

@@ -3,6 +3,12 @@
 All notable changes to this project will be documented in this file starting from version **v0.10.0**.
 This project adheres to [Semantic Versioning](http://semver.org/).
 
+## [1.3.2] - 2015-01-15
+
+### change
+
+- Updated dependencies, improve code.
+
 ## [1.3.1] - 2015-01-02
 
 ### fixed

index.js

@@ -6,12 +6,10 @@
 var util = require('util')
 var http = require('http')
 var Stream = require('stream')
-
 var thunks = require('thunks')
-var statuses = require('statuses')
-var Cookies = require('cookies')
 var accepts = require('accepts')
-var isJSON = require('koa-is-json')
+var Cookies = require('cookies')
+var statuses = require('statuses')
 var onFinished = require('on-finished')
 var EventEmitter = require('events').EventEmitter
 
@@ -309,7 +307,7 @@ function onResError (err) {
   var msg = err.expose ? err.message : statuses[this.status]
 
   // hide server directory for error response
-  this.body = msg.replace(pwdReg, '[Server Directory]')
+  this.body = msg.replace(pwdReg, '[application]')
   respond.call(this)
   return err
 }
@@ -356,6 +354,11 @@ function endRespond (ctx) {
   ctx.emit('end')
 }
 
+function isJSON (body) {
+  return body && typeof body !== 'string' && !Buffer.isBuffer(body) &&
+    !(body instanceof Stream)
+}
+
 if (process.env.NODE_ENV === 'test') {
   Toa.createContext = function () {
     return createContext.apply(null, arguments)

lib/response.js

@@ -139,9 +139,9 @@ module.exports = {
     // no content
     if (val == null) {
       if (!statuses.empty[this.status]) this.status = 204
-      this.res.removeHeader('content-type')
-      this.res.removeHeader('content-length')
-      this.res.removeHeader('transfer-encoding')
+      this.remove('content-type')
+      this.remove('content-length')
+      this.remove('transfer-encoding')
       return
     }
 

package.json

@@ -4,7 +4,7 @@
   "authors": [
     "Yan Qing <admin@zensh.com>"
   ],
-  "version": "1.3.1",
+  "version": "1.3.2",
   "main": "index.js",
   "license": "MIT",
   "repository": {
@@ -38,12 +38,11 @@
     "fresh": "~0.3.0",
     "http-assert": "~1.1.1",
     "http-errors": "~1.3.1",
-    "koa-is-json": "~1.0.0",
-    "mime-types": "~2.1.8",
+    "mime-types": "~2.1.9",
     "on-finished": "~2.3.0",
     "parseurl": "~1.3.0",
     "statuses": "~1.2.1",
-    "thunks": "^4.1.1",
+    "thunks": "^4.1.2",
     "type-is": "~1.6.10",
     "vary": "~1.1.0"
   },