Minor updates

docs/source/contribute.rst

@@ -194,7 +194,7 @@ About the Voila Frontend
 
 The Voila frontend is built as a JupyterLab-based application using JupyterLab components.
 
-This makes it possible to reuse existing plugins and extensions for Jupyterlab such as core JupyterLab plugin like the JSON viewer,
+This makes it possible to reuse existing plugins and extensions for Jupyterlab such as core JupyterLab plugins like the JSON viewer,
 as well as third-party mime renderers like the `FASTA viewer <https://github.com/jupyterlab/jupyter-renderers>`_.
 
 The Voila frontend is able to load existing JupyterLab extensions installed as prebuilt extensions under ``${PREFIX}/share/labextensions``,

packages/voila/package.json

@@ -9,22 +9,22 @@
   "dependencies": {
     "@jupyter-widgets/base": "^6.0.1",
     "@jupyter-widgets/controls": "^5.0.1",
-    "@jupyter-widgets/output": "^6.0.1",
     "@jupyter-widgets/jupyterlab-manager": "^5.0.3",
-    "@jupyterlab/json-extension": "^3.0.0",
-    "@jupyterlab/markdownviewer-extension": "^3.0.0",
-    "@jupyterlab/mathjax2-extension": "^3.0.0",
-    "@jupyterlab/rendermime-extension": "^3.0.0",
+    "@jupyter-widgets/output": "^6.0.1",
     "@jupyterlab/application": "^3.0.0",
     "@jupyterlab/apputils": "^3.0.0",
     "@jupyterlab/coreutils": "^5.0.0",
     "@jupyterlab/docregistry": "^3.0.0",
+    "@jupyterlab/json-extension": "^3.0.0",
     "@jupyterlab/logconsole": "^3.0.0",
     "@jupyterlab/mainmenu": "^3.0.0",
+    "@jupyterlab/markdownviewer-extension": "^3.0.0",
+    "@jupyterlab/mathjax2-extension": "^3.0.0",
     "@jupyterlab/nbformat": "^3.0.0",
     "@jupyterlab/notebook": "^3.0.0",
     "@jupyterlab/outputarea": "^3.0.0",
     "@jupyterlab/rendermime": "^3.0.0",
+    "@jupyterlab/rendermime-extension": "^3.0.0",
     "@jupyterlab/services": "^6.1.8",
     "@jupyterlab/settingregistry": "^3.0.0",
     "@jupyterlab/translation": "^3.0.0",
@@ -46,24 +46,25 @@
     "@babel/core": "^7.2.2",
     "@babel/preset-env": "^7.3.1",
     "@jupyterlab/builder": "^3.0.0",
+    "@types/node": "^18.8.3",
     "babel-loader": "^8.0.5",
     "css-loader": "~5.0.2",
     "file-loader": "^6.2.0",
-    "npm-run-all": "^4.1.5",
-    "p-limit": "^2.2.2",
-    "style-loader": "^2.0.0",
-    "typescript": "~4.1.3",
-    "url-loader": "^4.1.1",
-    "webpack": "^5.24.1",
-    "webpack-cli": "^4.5.0",
     "fs-extra": "^9.1.0",
     "glob": "~7.1.6",
     "mini-css-extract-plugin": "~0.9.0",
+    "npm-run-all": "^4.1.5",
+    "p-limit": "^2.2.2",
     "raw-loader": "^4.0.2",
     "rimraf": "^3.0.2",
+    "style-loader": "^2.0.0",
     "svg-url-loader": "^7.1.1",
+    "typescript": "~4.1.3",
+    "url-loader": "^4.1.1",
     "watch": "^1.0.2",
+    "webpack": "^5.24.1",
     "webpack-bundle-analyzer": "^4.4.0",
+    "webpack-cli": "^4.5.0",
     "webpack-merge": "^5.7.3",
     "whatwg-fetch": "^3.0.0"
   },

packages/voila/src/app.ts

@@ -10,6 +10,8 @@ import { IRenderMime } from '@jupyterlab/rendermime';
 
 import { IShell, VoilaShell } from './shell';
 
+const PACKAGE = require('../package.json');
+
 /**
  * App is the main application class. It is instantiated once and shared.
  */
@@ -19,12 +21,11 @@ export class VoilaApp extends JupyterFrontEnd<IShell> {
    *
    * @param options The instantiation options for an application.
    */
-  constructor(options: App.IOptions = { shell: new VoilaShell() }) {
+  constructor(options: App.IOptions) {
     super({
       ...options,
       shell: options.shell ?? new VoilaShell()
     });
-
     if (options.mimeExtensions) {
       for (const plugin of createRendermimePlugins(options.mimeExtensions)) {
         this.registerPlugin(plugin);
@@ -45,7 +46,7 @@ export class VoilaApp extends JupyterFrontEnd<IShell> {
   /**
    * The version of the application.
    */
-  readonly version = 'unknown';
+  readonly version = PACKAGE['version'];
 
   /**
    * The JupyterLab application paths dictionary.

packages/voila/src/output.ts

@@ -1,11 +1,8 @@
+import { IBackboneModelOptions } from '@jupyter-widgets/base';
 import { LabWidgetManager } from '@jupyter-widgets/jupyterlab-manager';
-
 import * as outputBase from '@jupyter-widgets/output';
-
 import * as nbformat from '@jupyterlab/nbformat';
-
 import { OutputAreaModel } from '@jupyterlab/outputarea';
-
 import { KernelMessage } from '@jupyterlab/services';
 
 /**
@@ -19,14 +16,13 @@ export class OutputModel extends outputBase.OutputModel {
     return { ...super.defaults(), msg_id: '', outputs: [] };
   }
 
-  initialize(attributes: any, options: any): void {
+  initialize(
+    attributes: Backbone.ObjectHash,
+    options: IBackboneModelOptions
+  ): void {
     super.initialize(attributes, options);
     // The output area model is trusted since widgets are only rendered in trusted contexts.
     this._outputs = new OutputAreaModel({ trusted: true });
-    this._msgHook = (msg): boolean => {
-      this.add(msg);
-      return false;
-    };
 
     this.listenTo(this, 'change:msg_id', this.reset_msg_id);
     this.listenTo(this, 'change:outputs', this.setOutputs);
@@ -93,6 +89,10 @@ export class OutputModel extends outputBase.OutputModel {
 
   widget_manager!: LabWidgetManager;
 
-  private _msgHook!: (msg: KernelMessage.IIOPubMessage) => boolean;
+  private _msgHook = (msg: KernelMessage.IIOPubMessage): boolean => {
+    this.add(msg);
+    return false;
+  };
+
   private _outputs!: OutputAreaModel;
 }

packages/voila/tsconfig.json

@@ -2,7 +2,8 @@
   "extends": "../../tsconfigbase",
   "compilerOptions": {
     "outDir": "lib",
-    "rootDir": "src"
+    "rootDir": "src",
+    "types": ["node"]
   },
   "include": ["src/**/*"]
 }

yarn.lock

@@ -3190,6 +3190,11 @@
   resolved "https://registry.yarnpkg.com/@types/node/-/node-18.7.18.tgz#633184f55c322e4fb08612307c274ee6d5ed3154"
   integrity sha512-m+6nTEOadJZuTPkKR/SYK3A2d7FZrgElol9UP1Kae90VVU4a6mxnPuLiIW1m4Cq4gZ/nWb9GrdVXJCoCazDAbg==
 
+"@types/node@^18.8.3":
+  version "18.8.3"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-18.8.3.tgz#ce750ab4017effa51aed6a7230651778d54e327c"
+  integrity sha512-0os9vz6BpGwxGe9LOhgP/ncvYN5Tx1fNcd2TM3rD/aCGBkysb+ZWpXEocG24h6ZzOi13+VB8HndAQFezsSOw1w==
+
 "@types/normalize-package-data@^2.4.0":
   version "2.4.1"
   resolved "https://registry.yarnpkg.com/@types/normalize-package-data/-/normalize-package-data-2.4.1.tgz#d3357479a0fdfdd5907fe67e17e0a85c906e1301"