Add anchors for index.md, #1085 (Display index pages correctly)

Author: pierreneter

src/components/Page/Page.jsx

@@ -31,7 +31,8 @@ const Page = ({ page, section }) => {
         component={ Sidebar }
         sectionName={ section.name }
         pages={ pages }
-        currentPage={ page.url.replace('/index', '') } />
+        currentPage={ page.url.replace('/index', '') }
+        anchors={ page.file.attributes.anchors } />
 
       <section className="page__content">
         <h1>{ title }</h1>

src/components/Sidebar/Sidebar.jsx

@@ -10,7 +10,7 @@ export default class Sidebar extends Component {
   };
 
   render() {
-    let { sectionName, pages, currentPage } = this.props;
+    let { sectionName, pages, currentPage, anchors } = this.props;
     let { fixed, availableHeight, maxWidth } = this.state;
 
     return (
@@ -32,7 +32,8 @@ export default class Sidebar extends Component {
           <SidebarItem
             url={ `/${sectionName}/` }
             title="Introduction"
-            currentPage= { currentPage } />
+            currentPage= { currentPage }
+            anchors= { anchors } />
 
           {
             pages.map((page, i) =>