simplify bundle system

modules/bundler/bundleSystem.ts

@@ -1,109 +1,95 @@
-type BagOfPlugins = Set<Bundle<any, any>>;
 
 export class BundleSystem {
 
-  plugins: BagOfPlugins = new Set();
-  waitingQueue: BagOfPlugins = new Set();
   globalContext: any;
+  activatedBundles = new Set<string>();
+  waitingQueue = new Set<Bundle<any>>();
+  perfectLoad = true;
 
-  constructor(globalContext: any) {
+  constructor(globalContext) {
     this.globalContext = globalContext;
   }
 
-  load(plugin: Bundle<any, any>) {
-    this.waitingQueue.add(plugin);
+  activate(bundle: Bundle<any>) {
+
+    if (!bundle.BundleName) {
+      console.error("BundleName is not provided for the bundle");
+      bundle.BundleName = "@Unknown_" + (UNKNOWNS_COUNTER++);
+    }
+
+    if (this.activatedBundles.has(bundle.BundleName)) {
+      throw `Bundle ${bundle.BundleName} has already activated. Possible name collision`;
+    }
+
+    if (!this.readinessCheck(bundle)) {
+      this.perfectLoad = false;
+      this.waitingQueue.add(bundle);
+      return;
+    }
+
+    this.doActivate(bundle);
+
     this.processWaitingQueue();
   }
 
+  private doActivate(bundle) {
+    bundle.activate(this.globalContext);
+    this.activatedBundles.add(bundle.BundleName);
+  }
+
   processWaitingQueue() {
-    let needPass = true;
-    while (needPass) {
-      needPass = false;
-      this.waitingQueue.forEach(plugin => {
-        const ready = readiness(plugin, this.globalContext);
-        if (ready) {
-          try  {
-            plugin.activate(this.globalContext);
-            checkActivation(plugin, this.globalContext);
-            needPass = true;
-            this.plugins.add(plugin);
-          } catch (error) {
-            console.error(error);
-          } finally {
-            this.waitingQueue.delete(plugin)
+    for (let bundle of this.waitingQueue) {
+      if (this.readinessCheck(bundle)) {
+        this.waitingQueue.delete(bundle);
+        this.doActivate(bundle);
       }
     }
-      })
-    }
   }
 
-  unload(plugin: Bundle<any, any>) {
-    this.waitingQueue.delete(plugin);
-    this.plugins.delete(plugin);
-    try {
-      if (plugin.deactivate) {
-        plugin.deactivate(this.globalContext);
-      }
-    } catch (error) {
-      console.error(error);
+  readinessCheck(bundle) {
+
+    if (!bundle.activationDependencies) {
+      return true;
     }
 
-    let needPass = true;
-    while (needPass) {
-      needPass = false;
-      this.plugins.forEach(plugin => {
-        if (!plugin.deactivate) {
-          return;
-        }
-        const isReady = readiness(plugin, this.globalContext);
-        if (!isReady) {
-          try {
-            plugin.deactivate(this.globalContext);
-            this.plugins.delete(plugin);
-            this.waitingQueue.add(plugin);
-            needPass = true;
-          } catch (error) {
-            console.error(error);
-          }
-        }
-      })
-    }
-  }
-}
-
-function readiness(plugin: Bundle<any, any>, globalContext: any) {
-  const specKeys = Object.keys(plugin.inputContextSpec);
-  for (let key of specKeys) {
-    if (!globalContext[key] && plugin.inputContextSpec[key] === 'required') {
+    for (let dep of bundle.activationDependencies) {
+      if (!this.activatedBundles.has(dep)) {
         return false;
       }
     }
     return true;
-}
+  }
 
-function checkActivation(plugin: Bundle<any, any>, globalContext: any) {
-  const specKeys = Object.keys(plugin.outputContextSpec);
-  for (let key of specKeys) {
-    if (!globalContext[key] && plugin.outputContextSpec[key] === 'required') {
-      console.error("declared service was never activated: " + key);
+  checkDanglingBundles() {
+    this.waitingQueue.forEach(dangling => {
+      const unsatisfied = new Set(dangling.activationDependencies);
+      this.activatedBundles.forEach(activated => unsatisfied.delete(activated));
+      console.error('Bundle', dangling.BundleName, 'was never activated because of unsatisfied dependencies: ', Array.from(unsatisfied).join(', '));
+    })
+  }
+
+  checkPerfectLoad() {
+    if (!this.perfectLoad) {
+      console.warn("Bundle activation wasn't perfect. Consider reordering bundles to following:");
+      console.info(Array.from(this.activatedBundles));
     }
   }
 }
 
-export type Spec = 'required' | 'optional';
-
+export type Spec = 'required';
 export type ContextSpec<T> = {
   [Property in keyof T]: Spec;
 };
 
-export interface Bundle<InputContext, OutputContext, WorkingContext = InputContext&OutputContext> {
+export interface Bundle<WorkingContext> {
 
-  inputContextSpec: ContextSpec<InputContext>;
+  activationDependencies?: string[];
 
-  outputContextSpec: ContextSpec<OutputContext>;
+  runtimeDependencies?: string[];
 
-  activate(ctx: InputContext&OutputContext);
-
-  deactivate?(ctx: InputContext&OutputContext);
+  activate(ctx: WorkingContext);
 
+  BundleName: string,
 }
+
+let UNKNOWNS_COUNTER = 0;

modules/bundler/bundlerContext.ts

@@ -0,0 +1,6 @@
+
+
+
+export function createBundlerContext() {
+
+}

test/coreTests/subjects/modellerTPI.js

@@ -3,7 +3,7 @@ import {
   ALL_EXCLUDING_SOLID_KINDS,
   PICK_KIND,
   traversePickResults
-} from '../../../web/app/cad/scene/controls/pickControlPlugin';
+} from 'cad/scene/controls/pickControlBundle';
 import {Vector3} from "three";
 
 function waitFor(checkFn) {

web/app/cad/actions/actionSystemBundle.ts

@@ -4,7 +4,6 @@ import {state, StateStream, Stream} from 'lstream';
 import {LOG_FLAGS} from '../logFlags';
 import {ApplicationContext} from "cad/context";
 import {IconType} from "react-icons";
-import {ContextSpec} from "bundler/bundleSystem";
 
 export function activate(context: ApplicationContext) {
   
@@ -160,7 +159,6 @@ export interface ActionSystemBundleContext {
   actionService: ActionService;
 }
 
-export const outputContextSpec: ContextSpec<ActionSystemBundleContext> = {
-  actionService: 'required'
-}
+export const BundleName = "@ActionSystem";
+
 

web/app/cad/assembly/assemblyBundle.ts

@@ -9,7 +9,6 @@ import {AssemblyView} from "./ui/AssemblyView";
 import {IoMdConstruct} from "react-icons/io";
 import {AssemblyConstraintDefinition} from "./assemblyConstraint";
 import {AssemblyConstraintsSchemas} from "./assemblySchemas";
-import {ContextSpec} from "bundler/bundleSystem";
 
 
 export function activate(ctx: ApplicationContext) {
@@ -105,6 +104,4 @@ export interface AssemblyBundleContext {
   assemblyService: AssemblyService;
 }
 
-export const outputContextSpec: ContextSpec<AssemblyBundleContext> = {
-  assemblyService: 'required'
-}
+export const BundleName = "@Assembly";

web/app/cad/attributes/attributesBundle.ts

@@ -2,31 +2,22 @@ import {Bundle} from "bundler/bundleSystem";
 import {AttributesService} from "cad/attributes/attributesService";
 import {contributeComponent} from "cad/dom/components/ContributedComponents";
 import {DisplayOptionsDialogManager} from "cad/attributes/ui/DisplayOptionsDialog";
-import {ActionSystemBundleContext} from "cad/actions/actionSystemBundle";
 import {RequiresAnyModelSelection} from "cad/actions/actionHelpers";
 import {IoColorPalette} from "react-icons/io5";
 import {FaTable} from "react-icons/fa";
 import {ApplicationContext} from "cad/context";
 
-type AttributesPluginInputContext = ActionSystemBundleContext;
-
-export interface AttributesPluginContext {
+export interface AttributesBundleContext {
   attributesService: AttributesService;
 }
 
-type AttributesPluginWorkingContext = AttributesPluginInputContext&AttributesPluginContext;
+export const AttributesBundle: Bundle<ApplicationContext> = {
 
-export const AttributesBundle: Bundle<AttributesPluginInputContext, AttributesPluginContext, AttributesPluginWorkingContext> = {
+  activationDependencies: [
+    '@ActionSystem'
+  ],
 
-  inputContextSpec: {
-    actionService: 'required',
-  },
-
-  outputContextSpec: {
-    attributesService: 'required',
-  },
-
-  activate(ctx: AttributesPluginWorkingContext) {
+  activate(ctx: ApplicationContext) {
     ctx.attributesService = new AttributesService();
     contributeComponent(DisplayOptionsDialogManager);
 
@@ -55,6 +46,7 @@ export const AttributesBundle: Bundle<AttributesPluginInputContext, AttributesPl
     ])
   },
 
+  BundleName: "@Attributes",
 }
 
 

web/app/cad/context/LegacyStructureBundle.ts

@@ -0,0 +1,22 @@
+import {Bundle} from "bundler/bundleSystem";
+import {ApplicationContext} from "cad/context";
+
+
+export interface LegacyStructureBundleContext {
+  services: any,
+  streams: any
+}
+
+
+export const LegacyStructureBundle: Bundle<ApplicationContext> = {
+
+  activate(ctx: ApplicationContext) {
+    ctx.services = {};
+    ctx.streams = {};
+  },
+
+  BundleName: "@Legacy",
+
+}
+
+

web/app/cad/context/index.ts

@@ -1,52 +1,48 @@
 import {ProjectBundleContext} from "cad/projectBundle";
 import {ActionSystemBundleContext} from "cad/actions/actionSystemBundle";
 import {AssemblyBundleContext} from "cad/assembly/assemblyBundle";
-import {AttributesPluginContext} from "cad/attributes/attributesBundle";
+import {AttributesBundleContext} from "cad/attributes/attributesBundle";
 import {CadRegistryBundleContext} from "cad/craft/cadRegistryBundle";
 import {CraftBundleContext} from "cad/craft/craftBundle";
 import {OperationBundleContext} from "cad/craft/operationBundle";
 import {OCCBundleContext} from "cad/craft/e0/occtBundle";
-import {WizardPluginContext} from "cad/craft/wizard/wizardBundle";
+import {WizardBundleContext} from "cad/craft/wizard/wizardBundle";
 import {AppTabsBundleContext} from "cad/dom/appTabsBundle";
-import {DomPluginContext} from "cad/dom/domBundle";
+import {DomBundleContext} from "cad/dom/domBundle";
 import {UIBundleContext} from "cad/dom/uiBundle";
 import {ExpressionBundleContext} from "cad/expressions/expressionsBundle";
 import {LocationBundleContext} from "cad/location/LocationBundle";
 import {RemotePartsBundleContext} from "cad/partImport/remotePartsBundle";
 import {ProjectManagerBundleContext} from "cad/projectManager/projectManagerBundle";
 import {EntityContextBundleContext} from "cad/scene/entityContextBundle";
-import {HighlightPluginContext} from "cad/scene/highlightBundle";
+import {HighlightBundleContext} from "cad/scene/highlightBundle";
 import {SceneBundleContext} from "cad/scene/sceneBundle";
 import {SketcherBundleContext} from "cad/sketch/sketcherBundle";
 import {SketchStorageBundleContext} from "cad/sketch/sketchStorageBundle";
 import {StorageBundleContext} from "cad/storage/storageBundle";
 import {WorkbenchBundleContext} from "cad/workbench/workbenchBundle";
-
-export interface LegacyContext {
-  services: any,
-  streams: any,
-}
+import {LegacyStructureBundleContext} from "cad/context/LegacyStructureBundle";
 
 export interface ApplicationContext extends
-  LegacyContext,
+  LegacyStructureBundleContext,
   ProjectBundleContext,
   ActionSystemBundleContext,
   AssemblyBundleContext,
-  AttributesPluginContext,
+  AttributesBundleContext,
   CadRegistryBundleContext,
   CraftBundleContext,
   OperationBundleContext,
   OCCBundleContext,
-  WizardPluginContext,
+  WizardBundleContext,
   AppTabsBundleContext,
-  DomPluginContext,
+  DomBundleContext,
   UIBundleContext,
   ExpressionBundleContext,
   LocationBundleContext,
   RemotePartsBundleContext,
   ProjectManagerBundleContext,
   EntityContextBundleContext,
-  HighlightPluginContext,
+  HighlightBundleContext,
   SceneBundleContext,
   SketcherBundleContext,
   SketchStorageBundleContext,
@@ -56,10 +52,5 @@ export interface ApplicationContext extends
 
 export type CoreContext = ApplicationContext;
 
-export default {
-
-  services: {},
-  streams: {}
-
-} as ApplicationContext;
+export default {} as ApplicationContext;
 

web/app/cad/craft/cadRegistryBundle.ts

@@ -114,6 +114,4 @@ export interface CadRegistryBundleContext {
   cadRegistry: CadRegistry;
 }
 
-export const outputContextSpec: ContextSpec<CadRegistryBundleContext> = {
-  cadRegistry: 'required'
-}
+export const BundleName = "@CadRegistry";

web/app/cad/craft/craftBundle.ts

@@ -297,6 +297,4 @@ export interface CraftBundleContext {
   craftService: CraftService;
 }
 
-export const outputContextSpec: ContextSpec<CraftBundleContext> = {
-  craftService: 'required'
-}
+export const BundleName = "@Craft";

web/app/cad/craft/craftEnginePlugin.js

@@ -1,6 +0,0 @@
-import defaultCraftEngine from './defaultCraftEngine';
-
-
-export function activate(ctx) {
-  ctx.services.craftEngine = defaultCraftEngine
-}

web/app/cad/craft/craftUIBundle.js

@@ -1,6 +1,8 @@
 import {state} from 'lstream';
 import {EMPTY_OBJECT} from 'gems/objects';
 
+export const BundleName = "@CraftUI";
+
 export function activate({streams}) {
   streams.ui.craft = {
     modificationSelection: state(EMPTY_OBJECT)

web/app/cad/craft/e0/occtBundle.ts

@@ -1,7 +1,6 @@
 import {GenericWASMEngine_V1} from "engine/impl/wasm/GenericWASMEngine_V1";
 import {CraftEngine} from "./craftEngine";
 import {createOCCService, OCCService} from "cad/craft/e0/occService";
-import {ContextSpec} from "bundler/bundleSystem";
 
 export interface OCCBundleContext {
 
@@ -55,10 +54,7 @@ function loadWasm(ctx) {
   document.head.appendChild(mainScript);
 }
 
-export const outputContextSpec: ContextSpec<OCCBundleContext> = {
-  craftEngine: 'required',
-  occService: 'required'
-}
+export const BundleName = "@OCCT";
 
 
 

web/app/cad/craft/extensionsBundle.js

@@ -1,5 +1,7 @@
 import {STORAGE_GLOBAL_PREFIX} from '../projectBundle';
 
+export const BundleName = "@Extensions";
+
 const EXTENSIONS_STORAGE_PREFIX = `${STORAGE_GLOBAL_PREFIX}.Extensions`;
 
 let extensions = [];

web/app/cad/craft/operationBundle.ts

@@ -10,11 +10,9 @@ import {Types} from "cad/craft/schema/types";
 import {EntityTypeSchema} from "cad/craft/schema/types/entityType";
 import {FlattenPath, ParamsPath} from "cad/craft/wizard/wizardTypes";
 import {IconDeclaration} from "cad/icons/IconDeclaration";
-import {resolveIcon} from "cad/craft/ui/iconResolver";
 import {loadDeclarativeForm} from "cad/mdf/declarativeFormLoader";
 import {operationIconToActionIcon} from "cad/craft/operationHelper";
 import {GenerateWorkbenchOperationDocumentationLink} from "doc/documentationHelper";
-import {ContextSpec} from "bundler/bundleSystem";
 
 export function activate(ctx: ApplicationContext) {
 
@@ -239,8 +237,6 @@ export interface OperationBundleContext {
   operationService: OperationService;
 }
 
-export const outputContextSpec: ContextSpec<OperationBundleContext> = {
-  operationService: 'required'
-}
+export const BundleName = "@Operation";
 
 

web/app/cad/craft/wizard/wizardBundle.ts

@@ -183,15 +183,12 @@ export function activate(ctx: ApplicationContext) {
   ctx.wizardService = services.wizard = wizardService;
 }
 
-export interface WizardPluginContext {
+export interface WizardBundleContext {
   wizardService: WizardService
 }
 
-export const outputContextSpec: ContextSpec<WizardPluginContext> = {
-  wizardService: 'required'
-}
-
-
 function applyOverrides(params, initialOverrides) {
   Object.assign(params, initialOverrides);
 }
+
+export const BundleName = "@Wizard";

web/app/cad/craft/wizard/wizardSelectionBundle.ts

@@ -1,34 +1,29 @@
-import {FACE, SHELL} from 'cad/model/entities';
+import {FACE} from 'cad/model/entities';
 import {OperationRequest} from "cad/craft/craftBundle";
 import {ParamsPath, WizardService} from "cad/craft/wizard/wizardTypes";
 import {OperationParamPrimitive} from "cad/craft/schema/schema";
 import {EntityReference} from "cad/craft/operationBundle";
 import {Bundle} from "bundler/bundleSystem";
-import {MarkerPluginContext} from "cad/scene/selectionMarker/markerPlugin";
-import {WizardPluginContext} from "cad/craft/wizard/wizardBundle";
-import {PickControlPluginContext} from "cad/scene/controls/pickControlPlugin";
+import {MarkerBundleContext} from "cad/scene/selectionMarker/markerBundle";
+import {WizardBundleContext} from "cad/craft/wizard/wizardBundle";
+import {PickControlBundleContext} from "cad/scene/controls/pickControlBundle";
 import _ from "lodash";
 import {MObject} from "cad/model/mobject";
 
-export type WizardSelectionPluginInputContext = MarkerPluginContext & WizardPluginContext & PickControlPluginContext;
+type WizardSelectionBundleActivationContext = MarkerBundleContext & WizardBundleContext & PickControlBundleContext;
 
-export interface WizardSelectionPluginContext {
+export interface WizardSelectionBundleContext {
 }
 
-export type WizardSelectionWorkingContext = WizardSelectionPluginInputContext & WizardSelectionPluginContext;
+export type WizardSelectionBundleWorkingContext = WizardSelectionBundleActivationContext & WizardSelectionBundleContext;
 
-export const WizardSelectionPlugin: Bundle<WizardSelectionPluginInputContext, WizardSelectionPluginContext, WizardSelectionWorkingContext> = {
+export const WizardSelectionBundle: Bundle<WizardSelectionBundleWorkingContext> = {
 
-  inputContextSpec: {
-    markerService: 'required',
-    pickControlService: 'required',
-    wizardService: 'required'
-  },
+  activationDependencies: [
+    '@Marker', '@Wizard', '@PickControl'
+  ],
 
-  outputContextSpec: {
-  },
-
-  activate(ctx: WizardSelectionWorkingContext) {
+  activate(ctx: WizardSelectionBundleWorkingContext) {
     const wizardService = ctx.wizardService;
     let wizardPickHandler = null;
 
@@ -70,6 +65,8 @@ export const WizardSelectionPlugin: Bundle<WizardSelectionPluginInputContext, Wi
     });
   },
 
+  BundleName: "@WizardSelection",
+
 }
 
 function createPickHandlerFromSchema(wizardService: WizardService) {

web/app/cad/debugBundle.js

@@ -10,6 +10,8 @@ import curveTess from 'geom/impl/curve/curve-tess';
 import {LOG_FLAGS} from './logFlags';
 import {state} from "lstream";
 
+export const BundleName = "@Debug";
+
 const BREP_DEBUG_WINDOW_VISIBLE$ = state(false);
 
 export function activate(ctx) {

web/app/cad/dom/actionInfo/actionInfoPlugin.js

@@ -1,4 +0,0 @@
-
-export function activate() {
-  
-}

web/app/cad/dom/appTabsBundle.ts

@@ -1,6 +1,5 @@
 import {state, StateStream} from "lstream";
 import {ApplicationContext} from "cad/context";
-import {ContextSpec} from "bundler/bundleSystem";
 
 export function activate(ctx: ApplicationContext) {
 
@@ -83,6 +82,4 @@ export interface AppTabsBundleContext {
   appTabsService: AppTabsService;
 }
 
-export const outputContextSpec: ContextSpec<AppTabsBundleContext> = {
-  appTabsService: 'required'
-}
+export const BundleName = "@AppTabs";

web/app/cad/dom/components/PlugableControlBar.jsx

@@ -3,7 +3,7 @@ import ControlBar, {ControlBarButton} from './ControlBar';
 import connect from 'ui/connect';
 import Fa from 'ui/components/Fa';
 import {toIdAndOverrides} from '../../actions/actionRef';
-import {isMenuAction} from '../menu/menuPlugin';
+import {isMenuAction} from '../menu/menuBundle';
 import {menuAboveElementHint} from '../menu/menuUtils';
 import {useStream} from "ui/effects";
 import {ActionButtonBehavior} from "../../actions/ActionButtonBehavior";

web/app/cad/dom/domBundle.ts

@@ -1,6 +1,7 @@
 import {contributeComponent} from './components/ContributedComponents';
 import {Bundle} from "bundler/bundleSystem";
 import {AppTabsService} from "cad/dom/appTabsBundle";
+import {LegacyStructureBundle, LegacyStructureBundleContext} from "cad/context/LegacyStructureBundle";
 
 export interface DomService {
 
@@ -12,29 +13,25 @@ export interface DomService {
 
 }
 
-interface DomPluginInputContext {
+interface DomBundleActivationContext extends LegacyStructureBundleContext {
   appTabsService: AppTabsService;
-  services: any;
 }
 
-export interface DomPluginContext {
+export interface DomBundleContext {
   domService: DomService;
 }
 
-type DomPluginWorkingContext = DomPluginInputContext&DomPluginContext;
+type DomBundleWorkingContext = DomBundleActivationContext&DomBundleContext;
 
-export const DomBundle: Bundle<DomPluginInputContext, DomPluginContext, DomPluginWorkingContext> = {
 
-  inputContextSpec: {
-    appTabsService: 'required',
-    services: 'required',
-  },
+export const DomBundle: Bundle<DomBundleWorkingContext> = {
 
-  outputContextSpec: {
-    domService: 'required',
-  },
+  activationDependencies: [
+    '@AppTabs',
+    LegacyStructureBundle.BundleName
+  ],
 
-  activate(ctx: DomPluginInputContext&DomPluginContext) {
+  activate(ctx: DomBundleWorkingContext) {
     ctx.domService = {
       viewerContainer: document.getElementById('viewer-container'),
       contributeComponent,
@@ -56,6 +53,8 @@ export const DomBundle: Bundle<DomPluginInputContext, DomPluginContext, DomPlugi
     });
   },
 
+  BundleName: "@Dom",
+
 }
 
 

web/app/cad/dom/menu/menuBundle.js

@@ -1,5 +1,7 @@
 import {state} from 'lstream';
 
+export const BundleName = "@Menu";
+
 export function activate(ctx) {
 
   const {services, streams} = ctx;

web/app/cad/dom/uiBundle.ts

@@ -76,7 +76,4 @@ export interface UIBundleContext {
   };
 }
 
-export const outputContextSpec: ContextSpec<UIBundleContext> = {
-  uiService: undefined
-}
-
+export const BundleName = "@UI";

web/app/cad/exportBundle.js

@@ -1,6 +1,8 @@
 import {STLExporter} from './stl/stlExporter';
 import exportTextData from 'gems/exportTextData';
 
+export const BundleName = "@Export";
+
 export function activate(ctx) {
 
   function toStlAsciiString() {

web/app/cad/exposure/exposureBundle.js

@@ -1,6 +1,8 @@
 import exposure from './exposure';
 import {MBrepShell} from '../model/mshell';
 
+export const BundleName = "@Exposure";
+
 /*
  * exposure stands for the Test Program Interface
  */

web/app/cad/expressions/expressionsBundle.ts

@@ -1,8 +1,8 @@
 import {merge, state, StateStream, Stream} from 'lstream';
 import {indexArray} from 'gems/iterables';
 import {CoreContext} from "cad/context";
-import {ContextSpec} from "bundler/bundleSystem";
 
+export const BundleName = "@Expressions";
 
 export function activate(ctx: CoreContext) {
   let _evaluateExpression: (string) => any = () => {};
@@ -120,9 +120,3 @@ export interface ExpressionBundleContext {
 
   expressionService: ExpressionService;
 }
-
-export const outputContextSpec: ContextSpec<ExpressionBundleContext> = {
-  expressionService: 'required'
-}
-
-

web/app/cad/init/lifecycleBundle.js

@@ -37,3 +37,5 @@ export function activate(ctx) {
     }
   }
 }
+
+export const BundleName = "@Lifecycle";

web/app/cad/init/startApplication.js

@@ -1,141 +1,117 @@
-import * as LifecyclePlugin from './lifecyclePlugin';
-import * as AppTabsPlugin from '../dom/appTabsBundle';
+import * as LifecycleBundle from './lifecycleBundle';
+import * as AppTabsBundle from '../dom/appTabsBundle';
 import {DomBundle} from '../dom/domBundle';
-import * as PickControlPlugin from '../scene/controls/pickControlPlugin';
-import * as MouseEventSystemPlugin from '../scene/controls/mouseEventSystemPlugin';
-import * as ScenePlugin from '../scene/sceneBundle';
-import * as MarkerPlugin from '../scene/selectionMarker/markerPlugin';
-import * as ActionSystemPlugin from '../actions/actionSystemBundle';
-import * as UiPlugin from '../dom/uiBundle';
-import * as MenuPlugin from '../dom/menu/menuPlugin';
-import * as KeyboardPlugin from '../keyboard/keyboardPlugin';
-import * as WizardPlugin from '../craft/wizard/wizardBundle';
-import {WizardSelectionPlugin} from '../craft/wizard/wizardSelectionPlugin';
-import * as PreviewPlugin from '../preview/previewPlugin';
-import * as OperationPlugin from '../craft/operationBundle';
-import * as ExtensionsPlugin from '../craft/extensionsPlugin';
-import * as CadRegistryPlugin from '../craft/cadRegistryBundle';
-import * as CraftPlugin from '../craft/craftBundle';
-import * as RemotePartsPlugin from '../partImport/remotePartsBundle';
-import * as CraftUiPlugin from '../craft/craftUiPlugin';
-import * as StoragePlugin from '../storage/storageBundle';
-import * as ProjectPlugin from '../projectBundle';
-import * as ProjectManagerPlugin from '../projectManager/projectManagerBundle';
-import * as SketcherPlugin from '../sketch/sketcherBundle';
-import * as SketcherStoragePlugin from '../sketch/sketchStorageBundle';
-import * as ExportPlugin from '../exportPlugin';
-import * as ExposurePlugin from '../exposure/exposurePlugin';
-import {ViewSyncPlugin} from '../scene/viewSyncPlugin';
+import * as PickControlBundle from '../scene/controls/pickControlBundle';
+import * as MouseEventSystemBundle from '../scene/controls/mouseEventSystemBundle';
+import * as SceneBundle from '../scene/sceneBundle';
+import * as MarkerBundle from '../scene/selectionMarker/markerBundle';
+import * as ActionSystemBundle from '../actions/actionSystemBundle';
+import * as UIBundle from '../dom/uiBundle';
+import * as MenuBundle from '../dom/menu/menuBundle';
+import * as KeyboardBundle from '../keyboard/keyboardBundle';
+import * as WizardBundle from '../craft/wizard/wizardBundle';
+import {WizardSelectionBundle} from '../craft/wizard/wizardSelectionBundle';
+import * as PreviewBundle from '../preview/previewBundle';
+import * as OperationBundle from '../craft/operationBundle';
+import * as ExtensionsBundle from '../craft/extensionsBundle';
+import * as CadRegistryBundle from '../craft/cadRegistryBundle';
+import * as CraftBundle from '../craft/craftBundle';
+import * as RemotePartsBundle from '../partImport/remotePartsBundle';
+import * as CraftUIBundle from '../craft/craftUIBundle';
+import * as StorageBundle from '../storage/storageBundle';
+import * as ProjectBundle from '../projectBundle';
+import * as ProjectManagerBundle from '../projectManager/projectManagerBundle';
+import * as SketcherBundle from '../sketch/sketcherBundle';
+import * as SketcherStorageBundle from '../sketch/sketchStorageBundle';
+import * as ExportBundle from '../exportBundle';
+import * as ExposureBundle from '../exposure/exposureBundle';
+import {ViewSyncBundle} from '../scene/viewSyncBundle';
 import * as EntityContextPlugin from '../scene/entityContextBundle';
-import * as OCCTPlugin from '../craft/e0/occtBundle';
-
-import context from 'cad/context';
-
+import * as OCCTBundle from '../craft/e0/occtBundle';
 import startReact from "../dom/startReact";
-import * as UIConfigPlugin from "../workbench/uiConfigPlugin";
-import * as DebugPlugin from "../debugPlugin";
-import * as ExpressionsPlugin from "../expressions/expressionsBundle";
+import * as UIConfigBundle from "../workbench/uiConfigBundle";
+import * as DebugBundle from "../debugBundle";
+import * as ExpressionsBundle from "../expressions/expressionsBundle";
 import {WorkbenchBundle} from "../workbench/workbenchBundle";
-import * as LocationPlugin from "../location/LocationBundle";
-import * as AssemblyPlugin from "../assembly/assemblyBundle";
-import {WorkbenchesLoaderPlugin} from "cad/workbench/workbenchesLoaderPlugin";
-import {BundleSystem} from "bundler/bundleSystem";
+import * as LocationBundle from "../location/LocationBundle";
+import * as AssemblyBundle from "../assembly/assemblyBundle";
+import {WorkbenchesLoaderBundle} from "cad/workbench/workbenchesLoaderBundle";
 import {AttributesBundle} from "cad/attributes/attributesBundle";
 import {HighlightBundle} from "cad/scene/highlightBundle";
+import {LegacyStructureBundle} from "cad/context/LegacyStructureBundle";
+import context from "cad/context";
+import {BundleSystem} from "bundler/bundleSystem";
 
 export default function startApplication(callback) {
 
-  let preUIPlugins = [
-    LifecyclePlugin,
-    ProjectPlugin,
-    StoragePlugin,
-    AppTabsPlugin,
-    ActionSystemPlugin,
-    UiPlugin,
-    MenuPlugin,
-    KeyboardPlugin,
-    ExpressionsPlugin,
-    OperationPlugin,
-    CraftPlugin,
-    ExtensionsPlugin,
-    SketcherStoragePlugin,
-    WizardPlugin,
-    PreviewPlugin,
-    CraftUiPlugin,
-    CadRegistryPlugin,
-    ExportPlugin,
-    ExposurePlugin,
-    OCCTPlugin,
-    ProjectManagerPlugin
+  let preUIBundles = [
+    LifecycleBundle,
+    ProjectBundle,
+    StorageBundle,
+    AppTabsBundle,
+    ActionSystemBundle,
+    UIBundle,
+    MenuBundle,
+    KeyboardBundle,
+    ExpressionsBundle,
+    OperationBundle,
+    CraftBundle,
+    ExtensionsBundle,
+    SketcherStorageBundle,
+    WizardBundle,
+    PreviewBundle,
+    CraftUIBundle,
+    CadRegistryBundle,
+    ExportBundle,
+    ExposureBundle,
+    OCCTBundle,
+    ProjectManagerBundle
   ];
   
-  let plugins = [
+  let bundles = [
     DomBundle,
-    ScenePlugin,
-    MouseEventSystemPlugin,
-    MarkerPlugin,
-    PickControlPlugin,
+    SceneBundle,
+    MouseEventSystemBundle,
+    MarkerBundle,
+    PickControlBundle,
     EntityContextPlugin,
-    WorkbenchesLoaderPlugin,
+    WorkbenchesLoaderBundle,
     WorkbenchBundle,
-    SketcherPlugin,
-    UIConfigPlugin,
-    DebugPlugin,
-    LocationPlugin,
-    AssemblyPlugin,
-    RemotePartsPlugin,
-    ViewSyncPlugin,
-    WizardSelectionPlugin,
+    SketcherBundle,
+    UIConfigBundle,
+    DebugBundle,
+    LocationBundle,
+    AssemblyBundle,
+    RemotePartsBundle,
+    ViewSyncBundle,
+    WizardSelectionBundle,
     AttributesBundle,
     HighlightBundle
   ];
   
-  let allPlugins = [...preUIPlugins, ...plugins];
-  const pluginSystem = new BundleSystem(context);
-  context.pluginSystem = pluginSystem;
+  const allBundle = [...preUIBundles, ...bundles];
+  const bundleSystem = new BundleSystem(context);
 
-  defineStreams(allPlugins, context);
+  bundleSystem.activate(LegacyStructureBundle);
+  allBundle.forEach(bundle => {
+    if (bundle.defineStreams) {
+      bundle.defineStreams(context);
+    }
+  });
 
-  activatePlugins(preUIPlugins, pluginSystem);
+  preUIBundles.forEach(bundle => {
+    bundleSystem.activate(bundle);
+  });
 
   startReact(context, () => {
-    activatePlugins(plugins, pluginSystem);
+    bundles.forEach(bundle => {
+      bundleSystem.activate(bundle);
+    });
     context.services.lifecycle.declareAppReady();
-    context.services.viewer.render();
+    context.viewer.render();
     callback(context);
   });
-}
-
-export function defineStreams(plugins, context) {
-  for (let plugin of plugins) {
-    if (plugin.defineStreams) {
-      plugin.defineStreams(context);
-    }
-  }
-}
-
-function adapter(oldStylePlugin) {
-
-  if (oldStylePlugin.inputContextSpec) {
-    return oldStylePlugin;
-  }
-
-  return {
-
-    inputContextSpec: {},
-
-    outputContextSpec: {},
-
-    activate: oldStylePlugin.activate,
-
-    deactivate: ctx => {}
-
-  }
-
-}
-
-export function activatePlugins(plugins, pluginSystem) {
-  for (let plugin of plugins) {
-    pluginSystem.load(adapter(plugin));
-  }
+
+  bundleSystem.checkDanglingBundles();
+  bundleSystem.checkPerfectLoad();
 }

web/app/cad/keyboard/keyboardBundle.js

@@ -1,8 +1,10 @@
 import Mousetrap from 'mousetrap';
 import DefaultKeymap from './keymaps/default';
-import {isMenuAction} from '../dom/menu/menuPlugin';
+import {isMenuAction} from '../dom/menu/menuBundle';
 import {state} from 'lstream';
 
+export const BundleName = "@Keyboard";
+
 export function activate(ctx) {
 
   const {services, streams} = ctx;

web/app/cad/location/LocationBundle.ts

@@ -2,7 +2,6 @@ import {state, StateStream} from "lstream";
 import {ApplicationContext} from "cad/context";
 import {MShell} from "../model/mshell";
 import {LocationDialog} from "./LocationDialog";
-import {ContextSpec} from "bundler/bundleSystem";
 
 export function activate(ctx: ApplicationContext) {
 
@@ -41,7 +40,4 @@ export interface LocationBundleContext {
   locationService: LocationService;
 }
 
-export const outputContextSpec: ContextSpec<LocationBundleContext> = {
-  locationService: 'required'
-}
-
+export const BundleName = "@Location";

web/app/cad/partImport/remotePartsBundle.ts

@@ -1,22 +1,18 @@
-import {ApplicationContext, CoreContext} from "cad/context";
+import {ApplicationContext} from "cad/context";
 import {Repository} from "../repository/repository";
 import {IconType} from "react-icons";
 import {Emitter, stream} from "lstream";
 import {ShowDialogRequest} from "ui/showDialogRequest";
-import {CatalogPartChooser} from "./ui/CatalogPartChooser";
-import {ImportPartOperation} from "./importPartOperation/importPartOperation";
 import {MObject, MObjectIdGenerator} from "../model/mobject";
-import {WEB_CAD_ORG_PARTS_REPO, WEB_CAD_ORG_COMMONS_CATALOG} from "./remotePartsConfig";
 import {indexById} from "gems/iterables";
 import {ModelBundle} from "../projectManager/projectManagerBundle";
 import {PartRepository} from "./partRepository";
 import {initProjectService} from "../projectBundle";
-import {activate as activateCraftPlugin} from '../craft/craftBundle';
-import {activate as activateExpressionsPlugin} from '../expressions/expressionsBundle';
-import {activate as activateCadRegistryPlugin} from '../craft/cadRegistryBundle';
-import {activate as activateStoragePlugin} from '../storage/storageBundle';
-import {activate as activateSketchStoragePlugin} from '../sketch/sketchStorageBundle';
-import {ContextSpec} from "bundler/bundleSystem";
+import {activate as activateCraftBundle} from '../craft/craftBundle';
+import {activate as activateExpressionsBundle} from '../expressions/expressionsBundle';
+import {activate as activateCadRegistryBundle} from '../craft/cadRegistryBundle';
+import {activate as activateStorageBundle} from '../storage/storageBundle';
+import {activate as activateSketchStorageBundle} from '../sketch/sketchStorageBundle';
 
 export function activate(ctx: ApplicationContext) {
 
@@ -75,12 +71,12 @@ export function activate(ctx: ApplicationContext) {
     };
 
     initProjectService(evalContext, partRef, {});
-    activateStoragePlugin(evalContext);
-    activateSketchStoragePlugin(evalContext);
-    activateExpressionsPlugin(evalContext);
-    activateCraftPlugin(evalContext);
+    activateStorageBundle(evalContext);
+    activateSketchStorageBundle(evalContext);
+    activateExpressionsBundle(evalContext);
+    activateCraftBundle(evalContext);
     // @ts-ignore
-    activateCadRegistryPlugin(evalContext);
+    activateCadRegistryBundle(evalContext);
     // initProject(evalContext, partRef, {});
 
     evalContext.expressionService.load(projectModel.expressions);
@@ -185,7 +181,5 @@ export interface RemotePartsBundleContext {
   remotePartsService: RemotePartsService;
 }
 
-export const outputContextSpec: ContextSpec<RemotePartsBundleContext> = {
-  remotePartsService: 'required'
-}
+export const BundleName = "@RemoteParts";
 

web/app/cad/plugins.js

@@ -1,11 +0,0 @@
-import * as DomPlugin from './dom/domBundle';
-import * as PickControlPlugin from './scene/controls/pickControlPlugin';
-import * as ScenePlugin from './scene/sceneBundle';
-import * as SelectionMarkerPlugin from './scene/selectionMarker/markerPlugin';
-
-export default [
-  DomPlugin,
-  ScenePlugin,
-  PickControlPlugin,
-  SelectionMarkerPlugin
-]

web/app/cad/preview/previewBundle.ts

@@ -1,6 +1,8 @@
 import {createPreviewer} from './scenePreviewer';
 import {ApplicationContext} from "cad/context";
 
+export const BundleName = "@Preview";
+
 export function activate(ctx: ApplicationContext) {
   let previewer = null;
   ctx.wizardService.materializedWorkingRequest$.attach(materializedWorkingRequest => {

web/app/cad/projectBundle.ts

@@ -5,7 +5,6 @@ import {ApplicationContext} from "cad/context";
 import {ProjectModel} from "./projectManager/projectManagerBundle";
 import {DebugMode$} from "debugger/Debugger";
 import {fillUpMissingFields} from "cad/craft/schema/initializeBySchema";
-import {ContextSpec} from "bundler/bundleSystem";
 
 export const STORAGE_GLOBAL_PREFIX = 'TCAD';
 export const PROJECTS_PREFIX = `${STORAGE_GLOBAL_PREFIX}.projects.`;
@@ -192,8 +191,5 @@ export interface ProjectBundleContext {
 
 }
 
-export const outputContextSpec: ContextSpec<ProjectBundleContext> = {
-  projectService: 'required'
-}
-
+export const BundleName = "@Project";
 

web/app/cad/projectManager/projectManagerBundle.ts

@@ -5,7 +5,6 @@ import {SketchFormat_V3} from "sketcher/io";
 import {ApplicationContext} from "cad/context";
 import {OperationRequest} from "../craft/craftBundle";
 import {AssemblyConstraintDefinition} from "cad/assembly/assemblyConstraint";
-import {ContextSpec} from "bundler/bundleSystem";
 
 export function activate(ctx: ApplicationContext) {
   
@@ -253,6 +252,4 @@ export interface ProjectManagerBundleContext {
   projectManager: IProjectManager;
 }
 
-export const outputContextSpec: ContextSpec<ProjectManagerBundleContext> = {
-  projectManager: 'required'
-}
+export const BundleName = "@ProjectManager";

web/app/cad/repository/repositoryPlugin.ts

@@ -1,3 +0,0 @@
-import {GitHubRepoRepository} from "./GitHubRepoRepository";
-
-new GitHubRepoRepository('xibyte/jsketcher', 'master');

web/app/cad/scene/controls/mouseEventSystemBundle.js

@@ -2,6 +2,8 @@ import {printRaycastDebugInfo, RayCastDebugInfo} from "./rayCastDebug";
 import {LOG_FLAGS} from "cad/logFlags";
 import {stream} from "lstream";
 
+export const BundleName = "@MouseEventSystem";
+
 const MouseStates = {
   IDLE: 'IDLE',
   DOWN: 'DOWN'

web/app/cad/scene/controls/pickControlBundle.ts

@@ -29,7 +29,7 @@ export interface PickControlService {
   simulatePickFromRay()
 }
 
-export interface PickControlPluginContext {
+export interface PickControlBundleContext {
   pickControlService: PickControlService;
 }
 
@@ -340,3 +340,5 @@ function printPickInfo(model, rayCastData?) {
     printRaycastDebugInfo('selection', rayCastData);
   }
 }
+
+export const BundleName = "@PickControl";

web/app/cad/scene/entityContextBundle.ts

@@ -1,9 +1,8 @@
-import {combine, state, StateStream, Stream} from 'lstream';
+import {combine, state, StateStream} from 'lstream';
 
 import {addToListInMap, EMPTY_ARRAY} from 'gems/iterables';
 import {DATUM, EDGE, FACE, LOOP, SHELL, SKETCH_OBJECT} from '../model/entities';
 import {MObject} from "cad/model/mobject";
-import {ContextSpec} from "bundler/bundleSystem";
 
 export const SELECTABLE_ENTITIES = [FACE, EDGE, SKETCH_OBJECT, DATUM, SHELL];
 
@@ -72,6 +71,4 @@ export interface EntityContextBundleContext {
   };
 }
 
-export const outputContextSpec: ContextSpec<EntityContextBundleContext> = {
-  entityContextService: 'required'
-}
+export const BundleName = "@EntityContext";

web/app/cad/scene/highlightBundle.ts

@@ -1,7 +1,6 @@
 import {Bundle} from "bundler/bundleSystem";
 import {combine, merge, Stream, stream} from "lstream";
 import Viewer from "cad/scene/viewer";
-import {ScanStream} from "lstream/scan";
 
 export class HighlightService {
 
@@ -43,30 +42,23 @@ export class HighlightService {
 
 }
 
-interface HighlightPluginInputContext {
+interface HighlightBundleInputContext {
   viewer: Viewer;
 }
 
-export interface HighlightPluginContext {
+export interface HighlightBundleContext {
   highlightService: HighlightService;
 }
 
-type HighlightPluginWorkingContext = HighlightPluginInputContext&HighlightPluginContext;
+type HighlightBundleWorkingContext = HighlightBundleInputContext&HighlightBundleContext;
 
-export const HighlightBundle: Bundle<HighlightPluginInputContext, HighlightPluginContext, HighlightPluginWorkingContext> = {
+export const HighlightBundle: Bundle<HighlightBundleWorkingContext> = {
 
-  inputContextSpec: {
-    viewer: 'required',
-  },
-
-  outputContextSpec: {
-    highlightService: 'required',
-  },
-
-  activate(ctx: HighlightPluginWorkingContext) {
+  activate(ctx: HighlightBundleWorkingContext) {
     ctx.highlightService = new HighlightService(ctx.viewer);
   },
 
+  BundleName: "@Highlight",
 }
 
 

web/app/cad/scene/sceneBundle.ts

@@ -1,8 +1,6 @@
 import Viewer from './viewer';
 import CadScene from './cadScene';
-import {externalState, stream} from 'lstream';
 import {ApplicationContext} from "cad/context";
-import {ContextSpec} from "bundler/bundleSystem";
 
 export function activate(ctx: ApplicationContext) {
   const {services} = ctx;
@@ -58,7 +56,4 @@ export interface SceneBundleContext {
   viewer: Viewer;
 }
 
-export const outputContextSpec: ContextSpec<SceneBundleContext> = {
-  cadScene: 'required',
-  viewer: 'required'
-}
+export const BundleName = "@Scene";

web/app/cad/scene/selectionMarker/markerBundle.ts

@@ -2,6 +2,8 @@ import {OrderedMap} from 'gems/linkedMap';
 import {eventStream, Stream} from 'lstream';
 import {MObject} from "cad/model/mobject";
 
+export const BundleName = "@Marker";
+
 export interface MarkerService {
   clear();
 
@@ -24,7 +26,7 @@ export interface MarkerService {
   $markedEntities: Stream<MObject>
 }
 
-export interface MarkerPluginContext {
+export interface MarkerBundleContext {
   markerService: MarkerService;
 }
 

web/app/cad/scene/viewSyncBundle.js

@@ -7,16 +7,17 @@ import {MShell} from '../model/mshell';
 import {MDatum} from '../model/mdatum';
 import DatumView from './views/datumView';
 import {View} from './views/view';
+import {HighlightBundle} from "cad/scene/highlightBundle";
+import {AttributesBundle} from "cad/attributes/attributesBundle";
 
-export const ViewSyncPlugin = {
+export const ViewSyncBundle = {
 
-  inputContextSpec: {
-    highlightService: 'required',
-    attributesService: 'required',
-  },
+  BundleName: "@ViewSync",
 
-  outputContextSpec: {
-  },
+  activationDependencies: [
+    HighlightBundle.BundleName,
+    AttributesBundle.BundleName
+  ],
 
   activate(ctx) {
     let {streams} = ctx;

web/app/cad/sketch/sketchStorageBundle.ts

@@ -74,8 +74,5 @@ export interface SketchStorageBundleContext {
   sketchStorageService: SketchStorageService;
 }
 
-export const outputContextSpec: ContextSpec<SketchStorageBundleContext> = {
-  sketchStorageService: 'required'
-}
-
+export const BundleName = "@SketchStorage";
 

web/app/cad/sketch/sketcherBundle.ts

@@ -206,6 +206,4 @@ export interface SketcherBundleContext {
   sketcherService: SketcherService;
 }
 
-export const outputContextSpec: ContextSpec<SketcherBundleContext> = {
-  sketcherService: 'required'
-}
+export const BundleName = "@Sketcher";

web/app/cad/storage/storageBundle.ts

@@ -88,6 +88,4 @@ export interface StorageBundleContext {
   storageService: StorageService;
 }
 
-export const outputContextSpec: ContextSpec<StorageBundleContext> = {
-  storageService: 'required'
-}
+export const BundleName = "@Storage";

web/app/cad/workbench/uiConfigBundle.js

@@ -10,6 +10,8 @@ import {SelectionView} from "../dom/components/SelectionView";
 import {GrSelect} from "react-icons/gr";
 import {Explorer} from "cad/dom/components/Explorer";
 
+export const BundleName = "@UIConfig";
+
 export function activate(ctx) {
   const {services, streams} = ctx;
   streams.ui.controlBars.left.value = ['menu.file', 'menu.craft', 'menu.boolean', 'menu.primitives', 'menu.views', 'menu.viewModes', 'Donate', 'GitHub'];

web/app/cad/workbench/workbenchBundle.ts

@@ -3,25 +3,12 @@ import {WorkbenchService} from "cad/workbench/workbenchService";
 import {CurrentWorkbenchIcon} from "cad/workbench/CurrentWorkbenchIcon";
 import {Bundle} from "bundler/bundleSystem";
 
-
 export interface WorkbenchBundleContext {
 
   workbenchService: WorkbenchService;
 }
 
-export const WorkbenchBundle: Bundle<ApplicationContext, WorkbenchBundleContext> = {
-
-  deactivate(ctx: ApplicationContext & WorkbenchBundleContext) {
-  },
-
-  inputContextSpec: {
-
-  },
-
-  outputContextSpec: {
-    workbenchService: 'required'
-  },
-
+export const WorkbenchBundle: Bundle<ApplicationContext> = {
 
   activate(ctx: ApplicationContext) {
 
@@ -40,6 +27,8 @@ export const WorkbenchBundle: Bundle<ApplicationContext, WorkbenchBundleContext>
         }
       }
     ]);
-  }
+  },
+
+  BundleName: "@Workbench",
 
 }

web/app/cad/workbench/workbenchesLoaderBundle.ts

@@ -8,29 +8,29 @@ import {Bundle} from "bundler/bundleSystem";
 import {WorkbenchService} from "cad/workbench/workbenchService";
 import {OperationService} from "cad/craft/operationBundle";
 
-export interface WorkbenchesLoaderInputContext {
+interface WorkbenchesLoaderActivationContext {
   workbenchService: WorkbenchService,
   operationService: OperationService
 }
 
-export const WorkbenchesLoaderPlugin: Bundle<WorkbenchesLoaderInputContext, {}> = {
+type WorkbenchesLoaderWorkingContext = WorkbenchesLoaderActivationContext;
 
-  inputContextSpec: {
-    workbenchService: 'required',
-    operationService: 'required'
-  },
+export const WorkbenchesLoaderBundle: Bundle<WorkbenchesLoaderWorkingContext> = {
 
-  outputContextSpec: {},
+  activationDependencies: [
+    '@Workbench', '@Operation'
+  ],
 
-  activate(ctx) {
+  activate(ctx: WorkbenchesLoaderWorkingContext) {
     registerCoreOperations(ctx);
     WorkbenchRegistry.forEach(wConfig => ctx.workbenchService.registerWorkbench(wConfig));
     ctx.workbenchService.switchToDefaultWorkbench();
-  }
+  },
 
+  BundleName: "@WorkbenchesLoader",
 }
 
-function registerCoreOperations(ctx: WorkbenchesLoaderInputContext) {
+function registerCoreOperations(ctx: WorkbenchesLoaderActivationContext) {
 
   ctx.operationService.registerOperations([
     planeOperation,