Fixes bugs that appeared when refactor of tree happened.

app/assets/javascripts/repo/repo_editor.js

@@ -105,7 +105,9 @@ export default class RepoEditor {
           this.monacoInstance.setModel(null);
 
           const languages = monaco.languages.getLanguages();
+          console.log(languages)
           const languageID = Helper.getLanguageIDForFile(this.activeFile, languages);
+          console.log('languageID',languageID)
           const newModel = monaco.editor.createModel(this.blobRaw, languageID);
 
           this.monacoInstance.setModel(newModel);

app/assets/javascripts/repo/repo_helper.js

@@ -23,16 +23,16 @@ const RepoHelper = {
   },
 
   findLanguage(ext, langs) {
-    langs.find(lang => lang.extensions && lang.extensions.indexOf(`.${ext}`) > -1);
+    return langs.find(lang => lang.extensions && lang.extensions.indexOf(`.${ext}`) > -1);
   },
 
   setDirectoryOpen(tree) {
-    if (!tree) return;
+    let file = tree;
+    if (!file) return;
 
-    /* eslint-disable no-param-reassign */
-    tree.opened = true;
-    tree.icon = 'fa-folder-open';
-    /* eslint-enable no-param-reassign */
+    file.opened = true;
+    file.icon = 'fa-folder-open';
+    return file;
   },
 
   getRawURLFromBlobURL(url) {
@@ -132,7 +132,7 @@ const RepoHelper = {
         }
       } else {
         // it's a tree
-        this.setDirectoryOpen(file);
+        file = this.setDirectoryOpen(file);
         const newDirectory = this.dataToListOfFiles(data);
         Store.addFilesToDirectory(file, Store.files, newDirectory);
         Store.prevURL = Service.blobURLtoParentTree(Service.url);
@@ -216,7 +216,7 @@ const RepoHelper = {
   },
 
   loadingError() {
-    new Flash('Unable to load the file at this time.'); // eslint-disable-line no-new
+    Flash('Unable to load the file at this time.');
   },
 };
 

app/assets/javascripts/repo/repo_sidebar.js

@@ -44,7 +44,7 @@ export default class RepoSidebar {
           let url = '';
           if (typeof file === 'object') {
             if (file.type === 'tree' && file.opened) {
-              Store.removeChildFilesOfTree(file);
+              file = Store.removeChildFilesOfTree(file);
             }
             url = file.url;
             Service.url = url;

app/assets/javascripts/repo/repo_store.js

@@ -95,20 +95,20 @@ const RepoStore = {
     this.activeFileLabel = 'Display source';
   },
 
-  /* eslint-disable no-param-reassign */
   removeChildFilesOfTree(tree) {
     let foundTree = false;
+    let treetoClose = tree;
     this.files = this.files.filter((file) => {
-      if (file.url === tree.url) foundTree = true;
+      if (file.url === treetoClose.url) foundTree = true;
 
-      if (foundTree) return file.level <= tree.level;
+      if (foundTree) return file.level <= treetoClose.level;
       return true;
     });
 
-    tree.opened = false;
-    tree.icon = 'fa-folder';
+    treetoClose.opened = false;
+    treetoClose.icon = 'fa-folder';
+    return treetoClose;
   },
-  /* eslint-enable no-param-reassign */
 
   removeFromOpenedFiles(file) {
     if (file.type === 'tree') return;

app/views/projects/tree/_tree_header.html.haml

@@ -3,7 +3,7 @@
     = render 'shared/ref_switcher', destination: 'tree', path: @path
 
 .tree-controls
-  %a.btn.btn-default.btn-grouped#editable-mode{ "href"=>"#", "@click.prevent" => "editClicked", "v-cloak" => 1 }
+  %a.btn.btn-default#editable-mode{ "href"=>"#", "@click.prevent" => "editClicked", "v-cloak" => 1 }
     %i{ ":class" => "buttonIcon" }
     %span {{buttonLabel}}