fix a bug in autoGen

Author: liuguanyu

README.md

@@ -42,6 +42,7 @@
 
 ## 文章
 
+1. [中不中奖，都是抽奖程序的锅？](/articles/20191216_liuguanyu_中不中奖，都是抽奖程序的锅？.md)（20191216 [@liuguanyu](https://github.com/liuguanyu))  
 1. [『 Vue 小 Case 』- Vue Prop 中的 null vs undefined](/articles/20191128_verymuch_『_Vue_小_Case_』-_Vue_Prop_中的_null_vs_undefined.md)（20191128 [@verymuch](https://github.com/verymuch))  
 1. [iOS 13 新增了哪些无障碍功能？](/articles/20191118_anjia_iOS_13_新增了哪些无障碍功能？.md)（20191118 [@anjia](https://github.com/anjia))  
 1. [把你的NodeJS程序给没有NodeJS的人运行](/articles/20191113_liuguanyu_把你的NodeJS程序给没有NodeJS的人运行.md)（20191113 [@liuguanyu](https://github.com/liuguanyu))  
@@ -65,7 +66,7 @@
 1. [ES2019新特性你知道哪些](/articles/20190826_betseyliu_ES2019新特性你知道哪些.md)（20190826 [@betseyliu](https://github.com/betseyliu))  
 1. [css blend mode](/articles/20190819_verymuch_css_blend_mode.md)（20190819 [@verymuch](https://github.com/verymuch))  
 1. [【译】移动App的可访问性陷阱和测试方法](/articles/20190815_anjia_【译】移动App的可访问性陷阱和测试方法.md)（20190815 [@anjia](https://github.com/anjia))  
-1. [源自babel的多包管理工具：Lerna](/articles/20190812_anjia_源自babel的多包管理工具：Lerna.md)（20190812 [@anjia](https://github.com/anjia))  
+1. [源自babel的多包管理工具：Lerna](/articles/20190812_liuguanyu_源自babel的多包管理工具：Lerna.md)（20190812 [@liuguanyu](https://github.com/liuguanyu))  
 1. [捕获FMP的原理](/articles/20190807_berwin_捕获FMP的原理.md)（20190807 [@berwin](https://github.com/Berwin))  
 1. [setTimeout小尴尬的启示](/articles/20190805_cncuckoo_setTimeout小尴尬的启示.md)（20190805 [@cncuckoo](https://github.com/cncuckoo))  
 1. [CORS为什么要区分『简单请求』和『预检请求』？](/articles/20190801_hax_CORS为什么要区分『简单请求』和『预检请求』？.md)（20190801 [@hax](https://github.com/hax))  
@@ -184,4 +185,4 @@
 >
 > 谢谢合作！
   
-  
+  

autoGen.js

@@ -98,14 +98,17 @@ function getArticlesInfo(dir) {
 
   files.forEach(file => {
     const execReg = /^(\d{8})[-_]([^_]+)[-_](.+)(?:.md)$/;
-    let [fileName, date, writer, articleName] = execReg.exec(file);
-    fileName = rename(articlesDir, fileName);
-    articlesInfo.push({
-      fileName,
-      date,
-      articleName: articleName.replace(/_/g, ' '),
-      writer: writer.toLowerCase(),
-    });
+    const info = execReg.exec(file);
+    if (info !== null){
+        let [fileName, date, writer, articleName] = execReg.exec(file);
+        fileName = rename(articlesDir, fileName);
+        articlesInfo.push({
+          fileName,
+          date,
+          articleName: articleName.replace(/_/g, ' '),
+          writer: writer.toLowerCase(),
+        });
+    }
   })
 
   return articlesInfo.sort((a, b) => b.date - a.date);
@@ -181,4 +184,4 @@ ${copyright}
 fs.writeFile('./README.md', spliceInfo(), function(err){
   if(err) throw err;
   console.log('更新成功');
-})
+})