display comments from xml

js/model.js

@@ -5,7 +5,7 @@ class Model {
     let parser = new DOMParser();
     let xmlDoc = parser.parseFromString(xml, "text/xml");
 
-    let comments = [];
+    this.comments = [];
 
     let comment = xmlDoc.getElementsByTagName("comment");
     for (let i = 0; i < comment.length; i++) {
@@ -14,9 +14,9 @@ class Model {
       let text = comment[i].getElementsByTagName("text")[0].innerHTML;
       let fulltext = comment[i].getElementsByTagName("fulltext")[0].innerHTML;
 
-      comments.push(new Comment(start, end, text, fulltext));
+      this.comments.push(new Comment(start, end, text, fulltext));
     }
 
-    return comments;
+    return this.comments;
   }
 }