clean: remove useless codes

aio/content/guide/architecture.md

@@ -637,6 +637,8 @@ Of course, you can also write your own directives. Components such as
 当然，我们也能编写自己的指令。像`HeroListComponent`这样的组件就是一种自定义指令。
 
 
+<hr/>
+
 ## Services
 
 ## 服务

aio/content/guide/glossary.md

@@ -19,10 +19,6 @@ unexpected definitions.
 [J](guide/glossary#J) [K](guide/glossary#K) [L](guide/glossary#L) [M](guide/glossary#M) [N](guide/glossary#N) [O](guide/glossary#O) [P](guide/glossary#P) [Q](guide/glossary#Q) [R](guide/glossary#R)
 [S](guide/glossary#S) [T](guide/glossary#T) [U](guide/glossary#U) [V](guide/glossary#V) [W](guide/glossary#W) [X](guide/glossary#X) [Y](guide/glossary#Y) [Z](guide/glossary#Z)
 
-索引：[A](guide/glossary#A) [B](guide/glossary#B) [C](guide/glossary#C) [D](guide/glossary#D) [E](guide/glossary#E) [F](guide/glossary#F) [G](guide/glossary#G) [H](guide/glossary#H) [I](guide/glossary#I)
-[J](guide/glossary#J) [K](guide/glossary#K) [L](guide/glossary#L) [M](guide/glossary#M) [N](guide/glossary#N) [O](guide/glossary#O) [P](guide/glossary#P) [Q](guide/glossary#Q) [R](guide/glossary#R)
-[S](guide/glossary#S) [T](guide/glossary#T) [U](guide/glossary#U) [V](guide/glossary#V) [W](guide/glossary#W) [X](guide/glossary#X) [Y](guide/glossary#Y) [Z](guide/glossary#Z)
-
 {@a A}
 {@a aot}
 

aio/content/guide/i18n.md

@@ -797,7 +797,9 @@ time to incorporate that translation into the application.
 
 整个模板的翻译就完成了。现在就该把翻译结果放回到应用程序中了。
 
-### The app before translation<a id='app-pre-translation'></a>
+<a id='app-pre-translation'></a>
+
+### The app before translation
 
 ### 翻译前的应用程序
 

aio/content/guide/ngmodule.md

@@ -2425,7 +2425,7 @@ Angular 创建一个惰性加载模块，它具有自己的注入器，它是根
 You made it! You can examine and download the complete source for this final version from the live example.
 
 完工！你可以到下面的在线例子中试验它，并下载最终版本的全部源码。
-<br/>
+
 <live-example embedded  img="guide/ngmodule/final-plunker.png"></live-example>
 
 ## Frequently asked questions

aio/content/guide/npm-packages.md

@@ -17,8 +17,8 @@ Node.js and npm are essential to Angular development.
 
 Node.js和npm是做Angular开发的基础。
 
-<p><a href="https://docs.npmjs.com/getting-started/installing-node" title="Installing Node.js and updating npm">
-Get them now</a> if they're not already installed on your machine.</p>
+<a href="https://docs.npmjs.com/getting-started/installing-node" title="Installing Node.js and updating npm">
+Get them now</a> if they're not already installed on your machine.
 
 如果你的电脑上还没有装过，请<a href="https://docs.npmjs.com/getting-started/installing-node" target="_blank" title="Installing Node.js and updating npm">立即获取它</a>！
 

aio/content/guide/security.md

@@ -70,7 +70,9 @@ For more information, see the [Trusting safe values](guide/security#bypass-secur
   **避免使用本文档中带“[_安全风险_](guide/security#bypass-security-apis)”标记的Angular API。** 
   要了解更多信息，请参阅本章的[信任那些安全的值](guide/security#bypass-security-apis)部分。
 
-## Preventing cross-site scripting (XSS) <a id="xss"></a>
+<a id="xss"></a>
+
+## Preventing cross-site scripting (XSS) 
 
 ## 防范跨站脚本(XSS)攻击
 

aio/src/app/layout/doc-viewer/doc-viewer.component.ts

@@ -12,10 +12,9 @@ import {
   OnDestroy,
   Output,
 } from '@angular/core';
-import { Title } from '@angular/platform-browser';
-import { DocumentContents } from 'app/documents/document.service';
-
 import { EmbeddedComponents } from 'app/embedded/embedded.module';
+import { DocumentContents } from 'app/documents/document.service';
+import { Title } from '@angular/platform-browser';
 import { TocService } from 'app/shared/toc.service';
 
 interface EmbeddedComponentFactory {

aio/tools/transforms/remark-package/services/renderMarkdown.js

@@ -2,7 +2,7 @@ const remark = require('remark');
 const html = require('remark-html');
 const code = require('./handlers/code');
 
-const {markAndSwap} = require('./translator');
+const {mark} = require('./translator');
 
 /**
  * @dgService renderMarkdown
@@ -22,7 +22,7 @@ module.exports = function renderMarkdown() {
                     .use(html, { handlers });
 
   return function renderMarkdownImpl(content) {
-    return markAndSwap(renderer.processSync(content).toString());
+    return mark(renderer.processSync(content).toString());
   };
 
   /**

aio/tools/transforms/remark-package/services/translator.js

@@ -5,20 +5,10 @@ function mark(text) {
   });
 }
 
-function swap(text) {
-  return text.replace(/<(\w+)( translation-origin\b[\s\S]*?)<\/\1>(\s*)<\1( translation-result\b[\s\S]*?)<\/\1>/gi, '<$1$4</$1>$3<$1$2</$1>');
-}
-
-function markAndSwap(text) {
-  return mark(text);
-}
-
 function isTranslation(text) {
   return text && /[\u2E80-\u2EFF\u2F00-\u2FDF\u3000-\u303F\u31C0-\u31EF\u3200-\u32FF\u3300-\u33FF\u3400-\u4DBF\u4DC0-\u4DFF\u4E00-\u9FBF\uF900-\uFAFF\uFE30-\uFE4F\uFF00-\uFFEF]/.test(text);
 }
 
 module.exports = {
   mark,
-  swap,
-  markAndSwap,
 };

aio/tools/transforms/remark-package/services/translator.spec.js

@@ -1,13 +1,9 @@
+// TODO: replace mocha with jasmine
 const { expect } = require('chai');
 
-const { mark, swap } = require('./translator');
+const { mark} = require('./translator');
 
 it('mark translation results and origins', () => {
   expect(mark('<h1>AngularJS to Angular</h1>\n<h1>从 AngularJS 到 Angular 快速参考</h1>'))
     .equal('<h1 translation-origin=off >AngularJS to Angular</h1>\n<h1 translation-result >从 AngularJS 到 Angular 快速参考</h1>');
 });
-
-it('swap result and origin', () => {
-  expect(swap('<h1 translation-origin=off >AngularJS to Angular</h1>\n<h1 translation-result >从 AngularJS 到 Angular 快速参考</h1>'))
-    .equal('<h1 translation-result >从 AngularJS 到 Angular 快速参考</h1>\n<h1 translation-origin=off >AngularJS to Angular</h1>');
-});