Rollup - improve loading time

.github/workflows/ci.yml

@@ -27,6 +27,7 @@ jobs:
       - name: Install APM dependencies
         run: |
           apm ci  # uses locked module. use `apm install` for non-locked
+          npm run build
       - name: Run tests 👩🏾‍💻
         run: npm run test
 

.gitignore

@@ -1,3 +1,4 @@
 .DS_Store
 npm-debug.log
 node_modules
+dist

babel.config.js

@@ -0,0 +1,20 @@
+let presets = [
+    ["@babel/preset-env", {
+        targets: {
+            "electron": 5
+        }
+    }]
+];
+
+let plugins = [];
+
+if (process.env.BABEL_ENV === "development") {
+    plugins.push("@babel/plugin-transform-modules-commonjs");
+}
+
+module.exports = {
+    presets: presets,
+    plugins: plugins,
+    exclude: "node_modules/**",
+    sourceMaps: "inline"
+};

lib/items/tool-bar-button-view.js

@@ -1,5 +1,5 @@
-const {CompositeDisposable} = require('atom');
-const { ToolBarItem } = require('./tool-bar-item');
+import {CompositeDisposable} from 'atom';
+import { ToolBarItem } from './tool-bar-item';
 
 /**
  * A button class with many options
@@ -12,9 +12,8 @@ const { ToolBarItem } = require('./tool-bar-item');
  * @property {boolean} enabled
  * @property {CompositeDisposable} subscriptions
  */
-class ToolBarButtonView extends ToolBarItem {
+export class ToolBarButtonView extends ToolBarItem {
   /**
-   *
    * @param {ButtonOptions} options
    * @param {string} group
    */
@@ -257,5 +256,3 @@ function getTooltipPlacement () {
         : toolbarPosition === 'Left' ? 'right'
           : null;
 }
-
-module.exports.ToolBarButtonView = ToolBarButtonView;

lib/items/tool-bar-item.js

@@ -5,7 +5,7 @@
  * @property {number} priority
  * @property {string} group
  */
-class ToolBarItem {
+export class ToolBarItem {
   /**
    * @param {ItemOptions} options
    * @param {string} group
@@ -24,5 +24,3 @@ class ToolBarItem {
     this.element = null;
   }
 }
-
-module.exports.ToolBarItem = ToolBarItem;

lib/items/tool-bar-spacer-view.js

@@ -1,6 +1,6 @@
-const { ToolBarItem } = require('./tool-bar-item');
+import { ToolBarItem } from './tool-bar-item';
 
-class ToolBarSpacerView extends ToolBarItem {
+export class ToolBarSpacerView extends ToolBarItem {
   constructor (options, group) {
     // first calling the super (ToolBarItem) constructor
     super({
@@ -15,5 +15,3 @@ class ToolBarSpacerView extends ToolBarItem {
     this.element.classList.add(...classNames);
   }
 }
-
-module.exports.ToolBarSpacerView = ToolBarSpacerView;

lib/raf-debounce.js

@@ -1,4 +1,4 @@
-module.exports = function rafDebounce (fn) {
+export function rafDebounce (fn) {
   let args;
   let context;
   let requestID;
@@ -30,4 +30,4 @@ module.exports = function rafDebounce (fn) {
   };
 
   return debounced;
-};
+}

lib/tool-bar-manager.js

@@ -1,16 +1,15 @@
-const { ToolBarItem } = require('./items/tool-bar-item');
-const { ToolBarButtonView } = require('./items/tool-bar-button-view');
-const { ToolBarSpacerView } = require('./items/tool-bar-spacer-view');
+import { ToolBarItem } from './items/tool-bar-item';
+import { ToolBarButtonView } from './items/tool-bar-button-view';
+import { ToolBarSpacerView } from './items/tool-bar-spacer-view';
 
 /**
  *
  * @property {string} group
  * @property {ToolBarView} toolBarView
  * @property {TouchBarManager} touchBarManager
  */
-class ToolBarManager {
+export class ToolBarManager {
   /**
-   *
    * @param {string} group
    * @param {ToolBarView} toolBarView
    * @param {TouchBarManager} touchBarManager
@@ -73,6 +72,6 @@ class ToolBarManager {
   onDidDestroy (callback) {
     this.toolBarView.emitter.on('did-destroy', callback);
   }
-};
+}
 
 module.exports.ToolBarManager = ToolBarManager;

lib/tool-bar-view.js

@@ -1,7 +1,7 @@
-const {CompositeDisposable, Emitter} = require('atom');
-const rafDebounce = require('./raf-debounce');
+import {CompositeDisposable, Emitter} from 'atom';
+import {rafDebounce} from './raf-debounce';
 
-module.exports = class ToolBarView {
+export class ToolBarView {
   constructor () {
     this.element = document.createElement('div');
     this.element.classList.add('tool-bar');
@@ -215,4 +215,4 @@ module.exports = class ToolBarView {
   toggle () {
     atom.config.set('tool-bar.visible', !atom.config.get('tool-bar.visible'));
   }
-};
+}

lib/tool-bar.js

@@ -1,6 +1,6 @@
-const { ToolBarManager } = require('./tool-bar-manager');
-const ToolBarView = require('./tool-bar-view');
-const TouchBarManager = require('./touch-bar-manager');
+import {ToolBarManager} from './tool-bar-manager';
+import {ToolBarView} from './tool-bar-view';
+import {TouchBarManager} from './touch-bar-manager';
 
 let toolBarView = null;
 let touchBarManager = null;

lib/touch-bar-manager.js

@@ -1,7 +1,8 @@
-const {TouchBar, nativeImage} = require('electron').remote;
+import {remote} from 'electron';
+const {TouchBar, nativeImage} = remote;
 const {TouchBarButton} = TouchBar;
 
-module.exports = class TouchBarManager {
+export class TouchBarManager {
   constructor () {
     this.buttons = [];
   }
@@ -86,4 +87,4 @@ module.exports = class TouchBarManager {
     atom.getCurrentWindow().setTouchBar(touchBar);
     this._updateDebounce = null;
   }
-};
+}