diff --git a/.prettierrc.js b/.prettierrc.js
new file mode 100644
index 0000000..e001ecd
--- /dev/null
+++ b/.prettierrc.js
@@ -0,0 +1,16 @@
+/* 
+对 VSCode Prettier 有效；建议一直要有本配置文件，否则不同版本的 Prettier 的默认配置会不同，例如 TrailingComma
+对 VSCode Prettier Standard 无效，似乎是集成了不能修改的配置。
+*/
+module.exports = {
+  printWidth: 160, // default 80
+  tabWidth: 2, // default 2
+  useTabs: false,
+  semi: false, // default true
+  singleQuote: true, // default false
+  trailingComma: 'es5', // none (default in v 1.*), es5 (default in v2.0.0), all
+  bracketSpacing: true, // default true
+  jsxBracketSameLine: false, // default false
+  arrowParens: 'always', // avoid (default in v1.9.0), always (default since v2.0.0)
+  quoteProps: 'as-needed', // as-needed (default), consistent, preserve
+}
diff --git a/index.js b/index.js
index 18ad51c..1f52f29 100644
--- a/index.js
+++ b/index.js
@@ -21,22 +21,22 @@ prettyStdOut.pipe(process.stdout)
 var logger = function (option) {
   option = option || {}
   return bunyan.createLogger({
-    name: "log", 
+    name: 'log',
     src: false,
     streams: [
       {
         level: 'info',
-        stream: prettyStdOut
+        stream: prettyStdOut,
       },
       {
         level: 'info',
         type: 'rotating-file',
         path: path.join(option.root || 'data.log/', '/', option.file || 'info.log'),
-        period: '1d',   // daily rotation
-        count: 30       // keep 30 days
-      }
-    ]
+        period: '1d', // daily rotation
+        count: 30, // keep 30 days
+      },
+    ],
   })
 }
 
-module.exports=logger // trace, debug, info, warn, error, fatal
\ No newline at end of file
+module.exports = logger // trace, debug, info, warn, error, fatal
diff --git a/package.json b/package.json
index a5d7453..98783a7 100644
--- a/package.json
+++ b/package.json
@@ -1,5 +1,5 @@
 {
-  "name": "so.base",
+  "name": "logger",
   "version": "0.1.0",
   "private": true,
   "dependencies": {