Extract src/core in a separate TS project (#76785)

* break dependency on data plugin TS code

* move global typings to @kbn/utility-types

* import types from @kbn/utility-types

* remove type dependency on plugins

* add intermediate js files to break dependency on outter TS code

* temp type declaration for query-string

* declare src/core project

* export types to reference in the built d.ts files

* reference core project

* move jest types out of kbn/utility-types due to a clash with mocha types

* fix wrong es_kuery path and ts project paths

* reference core from packages consuming it

* x-pack & oss should use the same lodash version

* Revert "x-pack & oss should use the same lodash version"

This reverts commit 79cec5781e.

* use the same lodash version

* fix @types/lodash TS2300: Duplicate identifier error

* fix wrong imports

* update docs

* update docs

* add a comment why file is needed

examples/alerting_example/tsconfig.json

@@ -11,5 +11,8 @@
     "common/**/*.ts",
     "../../typings/**/*",
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../src/core/tsconfig.json" }
+  ]
 }

examples/bfetch_explorer/tsconfig.json

@@ -11,5 +11,8 @@
     "server/**/*.ts",
     "../../typings/**/*",
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../src/core/tsconfig.json" }
+  ]
 }

examples/dashboard_embeddable_examples/tsconfig.json

@@ -11,5 +11,8 @@
     "server/**/*.ts",
     "../../typings/**/*",
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../src/core/tsconfig.json" }
+  ]
 }

examples/developer_examples/tsconfig.json

@@ -11,5 +11,8 @@
     "server/**/*.ts",
     "../../typings/**/*",
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../src/core/tsconfig.json" }
+  ]
 }

examples/embeddable_examples/tsconfig.json

@@ -12,5 +12,8 @@
     "server/**/*.ts",
     "../../typings/**/*"
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../src/core/tsconfig.json" }
+  ]
 }

examples/embeddable_explorer/tsconfig.json

@@ -11,5 +11,8 @@
     "server/**/*.ts",
     "../../typings/**/*",
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../src/core/tsconfig.json" }
+  ]
 }

examples/routing_example/tsconfig.json

@@ -12,5 +12,8 @@
     "common/**/*.ts",
     "../../typings/**/*",
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../src/core/tsconfig.json" }
+  ]
 }

examples/search_examples/tsconfig.json

@@ -12,5 +12,8 @@
     "server/**/*.ts",
     "../../typings/**/*",
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../src/core/tsconfig.json" }
+  ]
 }

examples/state_containers_examples/tsconfig.json

@@ -12,5 +12,8 @@
     "common/**/*.ts",
     "../../typings/**/*"
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../src/core/tsconfig.json" }
+  ]
 }

examples/ui_action_examples/tsconfig.json

@@ -11,5 +11,8 @@
     "server/**/*.ts",
     "../../typings/**/*",
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../src/core/tsconfig.json" }
+  ]
 }

examples/ui_actions_explorer/tsconfig.json

@@ -10,5 +10,8 @@
     "public/**/*.tsx",
     "../../typings/**/*",
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../src/core/tsconfig.json" }
+  ]
 }

examples/url_generators_examples/tsconfig.json

@@ -11,5 +11,8 @@
     "server/**/*.ts",
     "../../typings/**/*"
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../src/core/tsconfig.json" }
+  ]
 }

examples/url_generators_explorer/tsconfig.json

@@ -11,5 +11,8 @@
     "server/**/*.ts",
     "../../typings/**/*"
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../src/core/tsconfig.json" }
+  ]
 }

packages/kbn-utility-types/index.ts

@@ -98,3 +98,15 @@ export type PublicKeys<T> = keyof T;
  * Returns an object with public keys only.
  */
 export type PublicContract<T> = Pick<T, PublicKeys<T>>;
+
+/**
+ * Returns public method names
+ */
+export type MethodKeysOf<T> = {
+  [K in keyof T]: T[K] extends (...args: any[]) => any ? K : never;
+}[keyof T];
+
+/**
+ *  Returns an object with public methods only.
+ */
+export type PublicMethodsOf<T> = Pick<T, MethodKeysOf<T>>;

packages/kbn-utility-types/tsconfig.json

@@ -7,7 +7,6 @@
     "stripInternal": true,
     "declarationMap": true,
     "types": [
-      "jest",
       "node"
     ]
   },

src/core/public/application/capabilities/capabilities_service.mock.ts

@@ -16,6 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
+import type { PublicMethodsOf } from '@kbn/utility-types';
 import { CapabilitiesService, CapabilitiesStart } from './capabilities_service';
 import { deepFreeze } from '../../../utils';
 

src/core/public/application/test_types.ts

@@ -16,7 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-
+import type { PublicMethodsOf } from '@kbn/utility-types';
 import { AppUnmount, Mounter } from './types';
 import { ApplicationService } from './application_service';
 

src/core/public/chrome/chrome_service.mock.ts

@@ -17,6 +17,7 @@
  * under the License.
  */
 import { BehaviorSubject } from 'rxjs';
+import type { PublicMethodsOf } from '@kbn/utility-types';
 import { ChromeBadge, ChromeBrand, ChromeBreadcrumb, ChromeService, InternalChromeStart } from './';
 
 const createStartContractMock = () => {

src/core/public/context/context_service.mock.ts

@@ -16,7 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-
+import type { PublicMethodsOf } from '@kbn/utility-types';
 import { ContextService, ContextSetup } from './context_service';
 import { contextMock } from '../../utils/context.mock';
 

src/core/public/core_app/core_app.mock.ts

@@ -16,7 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-
+import type { PublicMethodsOf } from '@kbn/utility-types';
 import { CoreApp } from './core_app';
 
 type CoreAppContract = PublicMethodsOf<CoreApp>;

src/core/public/doc_links/doc_links_service.mock.ts

@@ -16,7 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-
+import type { PublicMethodsOf } from '@kbn/utility-types';
 import { injectedMetadataServiceMock } from '../injected_metadata/injected_metadata_service.mock';
 import { DocLinksService, DocLinksStart } from './doc_links_service';
 

src/core/public/fatal_errors/fatal_errors_service.mock.ts

@@ -16,6 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
+import type { PublicMethodsOf } from '@kbn/utility-types';
 import { FatalErrorsService, FatalErrorsSetup } from './fatal_errors_service';
 
 const createSetupContractMock = () => {

src/core/public/http/http_service.mock.ts

@@ -16,7 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-
+import type { PublicMethodsOf } from '@kbn/utility-types';
 import { HttpService } from './http_service';
 import { HttpSetup } from './types';
 import { BehaviorSubject } from 'rxjs';

src/core/public/http/loading_count_service.mock.ts

@@ -19,6 +19,7 @@
 
 import { LoadingCountSetup, LoadingCountService } from './loading_count_service';
 import { BehaviorSubject } from 'rxjs';
+import type { PublicMethodsOf } from '@kbn/utility-types';
 
 const createSetupContractMock = () => {
   const setupContract: jest.Mocked<LoadingCountSetup> = {

src/core/public/i18n/i18n_service.mock.ts

@@ -18,6 +18,8 @@
  */
 
 import React from 'react';
+import type { PublicMethodsOf } from '@kbn/utility-types';
+
 import { I18nService, I18nStart } from './i18n_service';
 
 const PassThroughComponent = ({ children }: { children: React.ReactNode }) => children;

src/core/public/injected_metadata/injected_metadata_service.mock.ts

@@ -16,6 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
+import type { PublicMethodsOf } from '@kbn/utility-types';
 import { InjectedMetadataService, InjectedMetadataSetup } from './injected_metadata_service';
 
 const createSetupContractMock = () => {

src/core/public/integrations/integrations_service.mock.ts

@@ -16,7 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-
+import type { PublicMethodsOf } from '@kbn/utility-types';
 import { IntegrationsService } from './integrations_service';
 
 type IntegrationsServiceContract = PublicMethodsOf<IntegrationsService>;

src/core/public/notifications/notifications_service.mock.ts

@@ -16,6 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
+import type { PublicMethodsOf } from '@kbn/utility-types';
 import {
   NotificationsService,
   NotificationsSetup,

src/core/public/overlays/banners/banners_service.mock.ts

@@ -16,7 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-
+import type { PublicMethodsOf } from '@kbn/utility-types';
 import { OverlayBannersStart, OverlayBannersService } from './banners_service';
 
 const createStartContractMock = () => {

src/core/public/overlays/flyout/flyout_service.mock.ts

@@ -16,7 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-
+import type { PublicMethodsOf } from '@kbn/utility-types';
 import { FlyoutService, OverlayFlyoutStart } from './flyout_service';
 
 const createStartContractMock = () => {

src/core/public/overlays/modal/modal_service.mock.ts

@@ -16,7 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-
+import type { PublicMethodsOf } from '@kbn/utility-types';
 import { ModalService, OverlayModalStart } from './modal_service';
 
 const createStartContractMock = () => {

src/core/public/overlays/overlay_service.mock.ts

@@ -16,6 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
+import type { PublicMethodsOf } from '@kbn/utility-types';
 import { OverlayService, OverlayStart } from './overlay_service';
 import { overlayBannersServiceMock } from './banners/banners_service.mock';
 import { overlayFlyoutServiceMock } from './flyout/flyout_service.mock';

src/core/public/plugins/plugins_service.mock.ts

@@ -16,7 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-
+import type { PublicMethodsOf } from '@kbn/utility-types';
 import { PluginsService, PluginsServiceSetup } from './plugins_service';
 
 const createSetupContractMock = () => {

src/core/public/public.api.md

@@ -7,7 +7,6 @@
 import { Action } from 'history';
 import { ApiResponse } from '@elastic/elasticsearch/lib/Transport';
 import Boom from 'boom';
-import { ErrorToastOptions as ErrorToastOptions_2 } from 'src/core/public/notifications';
 import { EuiBreadcrumb } from '@elastic/eui';
 import { EuiButtonEmptyProps } from '@elastic/eui';
 import { EuiConfirmModalProps } from '@elastic/eui';
@@ -24,13 +23,12 @@ import { MaybePromise } from '@kbn/utility-types';
 import { Observable } from 'rxjs';
 import { ParsedQuery } from 'query-string';
 import { Path } from 'history';
+import { PublicMethodsOf } from '@kbn/utility-types';
 import { PublicUiSettingsParams as PublicUiSettingsParams_2 } from 'src/core/server/types';
 import React from 'react';
 import { RecursiveReadonly } from '@kbn/utility-types';
 import * as Rx from 'rxjs';
-import { SavedObject as SavedObject_2 } from 'src/core/server';
 import { ShallowPromise } from '@kbn/utility-types';
-import { ToastInputFields as ToastInputFields_2 } from 'src/core/public/notifications';
 import { TransportRequestOptions } from '@elastic/elasticsearch/lib/Transport';
 import { TransportRequestParams } from '@elastic/elasticsearch/lib/Transport';
 import { TransportRequestPromise } from '@elastic/elasticsearch/lib/Transport';

src/core/public/rendering/rendering_service.mock.ts

@@ -16,7 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-
+import type { PublicMethodsOf } from '@kbn/utility-types';
 import { RenderingService } from './rendering_service';
 
 type RenderingServiceContract = PublicMethodsOf<RenderingService>;

src/core/public/saved_objects/saved_objects_client.ts

@@ -19,6 +19,7 @@
 
 import { cloneDeep, pick, throttle } from 'lodash';
 import { resolve as resolveUrl } from 'url';
+import type { PublicMethodsOf } from '@kbn/utility-types';
 
 import {
   SavedObject,

src/core/public/ui_settings/ui_settings_service.mock.ts

@@ -17,6 +17,7 @@
  * under the License.
  */
 import * as Rx from 'rxjs';
+import type { PublicMethodsOf } from '@kbn/utility-types';
 import { UiSettingsService } from './';
 import { IUiSettingsClient } from './types';
 

src/core/server/audit_trail/audit_trail_service.mock.ts

@@ -16,7 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-
+import type { PublicMethodsOf } from '@kbn/utility-types';
 import { AuditTrailSetup, AuditTrailStart, Auditor } from './types';
 import { AuditTrailService } from './audit_trail_service';
 

src/core/server/capabilities/capabilities_service.mock.ts

@@ -16,7 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-
+import type { PublicMethodsOf } from '@kbn/utility-types';
 import { CapabilitiesService, CapabilitiesSetup, CapabilitiesStart } from './capabilities_service';
 
 const createSetupContractMock = () => {

src/core/server/config/config_service.ts

@@ -16,7 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-
+import type { PublicMethodsOf } from '@kbn/utility-types';
 import { Type } from '@kbn/config-schema';
 import { isEqual } from 'lodash';
 import { BehaviorSubject, combineLatest, Observable } from 'rxjs';

src/core/server/config/raw_config_service.mock.ts

@@ -16,7 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-
+import type { PublicMethodsOf } from '@kbn/utility-types';
 import { RawConfigService } from './raw_config_service';
 import { Observable, of } from 'rxjs';
 

src/core/server/context/context_service.mock.ts

@@ -16,6 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
+import type { PublicMethodsOf } from '@kbn/utility-types';
 
 import { ContextService, ContextSetup } from './context_service';
 import { contextMock } from '../../utils/context.mock';

src/core/server/core_context.mock.ts

@@ -16,7 +16,6 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-
 import { CoreContext } from './core_context';
 import { getEnvOptions } from './config/__mocks__/env';
 import { Env, IConfigService } from './config';

src/core/server/elasticsearch/client/mocks.ts

@@ -16,7 +16,6 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-
 import { Client, ApiResponse } from '@elastic/elasticsearch';
 import { TransportRequestPromise } from '@elastic/elasticsearch/lib/Transport';
 import { ElasticsearchClient } from './types';
@@ -75,7 +74,7 @@ export type ElasticsearchClientMock = DeeplyMockedKeys<ElasticsearchClient>;
 const createClientMock = (): ElasticsearchClientMock =>
   (createInternalClientMock() as unknown) as ElasticsearchClientMock;
 
-interface ScopedClusterClientMock {
+export interface ScopedClusterClientMock {
   asInternalUser: ElasticsearchClientMock;
   asCurrentUser: ElasticsearchClientMock;
 }

src/core/server/elasticsearch/elasticsearch_service.mock.ts

@@ -18,6 +18,8 @@
  */
 
 import { BehaviorSubject } from 'rxjs';
+import type { PublicMethodsOf } from '@kbn/utility-types';
+
 import { ILegacyClusterClient, ILegacyCustomClusterClient } from './legacy';
 import {
   elasticsearchClientMock,
@@ -32,7 +34,7 @@ import { InternalElasticsearchServiceSetup, ElasticsearchStatusMeta } from './ty
 import { NodesVersionCompatibility } from './version_check/ensure_es_version';
 import { ServiceStatus, ServiceStatusLevels } from '../status';
 
-interface MockedElasticSearchServiceSetup {
+export interface MockedElasticSearchServiceSetup {
   legacy: {
     config$: BehaviorSubject<ElasticsearchConfig>;
     createClient: jest.Mock<ILegacyCustomClusterClient, any>;

src/core/server/environment/environment_service.mock.ts

@@ -16,6 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
+import type { PublicMethodsOf } from '@kbn/utility-types';
 
 import { EnvironmentService, InternalEnvironmentServiceSetup } from './environment_service';
 

src/core/server/http/http_service.mock.ts

@@ -18,6 +18,8 @@
  */
 
 import { Server } from 'hapi';
+import type { PublicMethodsOf } from '@kbn/utility-types';
+
 import { CspConfig } from '../csp';
 import { mockRouter, RouterMock } from './router/router.mock';
 import { configMock } from '../config/config.mock';

src/core/server/http/integration_tests/lifecycle_handlers.test.ts

@@ -20,7 +20,6 @@
 import supertest from 'supertest';
 import { BehaviorSubject } from 'rxjs';
 import { ByteSizeValue } from '@kbn/config-schema';
-import pkg from '../../../../../package.json';
 
 import { createHttpServer } from '../test_utils';
 import { HttpService } from '../http_service';
@@ -30,6 +29,9 @@ import { IRouter, RouteRegistrar } from '../router';
 import { configServiceMock } from '../../config/config_service.mock';
 import { contextServiceMock } from '../../context/context_service.mock';
 
+// eslint-disable-next-line @typescript-eslint/no-var-requires
+const pkg = require('../../../../../package.json');
+
 const actualVersion = pkg.version;
 const versionHeader = 'kbn-version';
 const xsrfHeader = 'kbn-xsrf';

src/core/server/legacy/cli.js

@@ -0,0 +1,20 @@
+/*
+ * Licensed to Elasticsearch B.V. under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch B.V. licenses this file to you under
+ * the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+export { startRepl } from '../../../cli/repl';

src/core/server/legacy/cluster_manager.js

@@ -0,0 +1,20 @@
+/*
+ * Licensed to Elasticsearch B.V. under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch B.V. licenses this file to you under
+ * the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+export { ClusterManager } from '../../../cli/cluster/cluster_manager';

src/core/server/legacy/legacy_service.mock.ts

@@ -16,7 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-
+import type { PublicMethodsOf } from '@kbn/utility-types';
 import { LegacyService } from './legacy_service';
 import { LegacyConfig, LegacyServiceDiscoverPlugins, LegacyServiceSetupDeps } from './types';
 

src/core/server/legacy/legacy_service.test.ts

@@ -18,8 +18,7 @@
  */
 
 jest.mock('../../../legacy/server/kbn_server');
-jest.mock('../../../cli/cluster/cluster_manager');
-
+jest.mock('./cluster_manager');
 import {
   findLegacyPluginSpecsMock,
   logLegacyThirdPartyPluginDeprecationWarningMock,
@@ -27,7 +26,8 @@ import {
 
 import { BehaviorSubject, throwError } from 'rxjs';
 
-import { ClusterManager as MockClusterManager } from '../../../cli/cluster/cluster_manager';
+// @ts-expect-error js file to remove TS dependency on cli
+import { ClusterManager as MockClusterManager } from './cluster_manager';
 import KbnServer from '../../../legacy/server/kbn_server';
 import { Config, Env, ObjectToConfigAdapter } from '../config';
 import { getEnvOptions } from '../config/__mocks__/env';

src/core/server/legacy/legacy_service.ts

@@ -16,7 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-
+import type { PublicMethodsOf } from '@kbn/utility-types';
 import { combineLatest, ConnectableObservable, EMPTY, Observable, Subscription } from 'rxjs';
 import { first, map, publishReplay, tap } from 'rxjs/operators';
 
@@ -233,7 +233,7 @@ export class LegacyService implements CoreService {
       : EMPTY;
 
     // eslint-disable-next-line @typescript-eslint/no-var-requires
-    const { ClusterManager } = require('../../../cli/cluster/cluster_manager');
+    const { ClusterManager } = require('./cluster_manager');
     return new ClusterManager(
       this.coreContext.env.cliArgs,
       config,
@@ -368,7 +368,7 @@ export class LegacyService implements CoreService {
     // We only want one REPL.
     if (this.coreContext.env.cliArgs.repl && process.env.kbnWorkerType === 'server') {
       // eslint-disable-next-line @typescript-eslint/no-var-requires
-      require('../../../cli/repl').startRepl(kbnServer);
+      require('./cli').startRepl(kbnServer);
     }
 
     const { autoListen } = await this.httpConfig$.pipe(first()).toPromise();

src/core/server/legacy/plugins/collect_ui_exports.js

@@ -0,0 +1,21 @@
+/*
+ * Licensed to Elasticsearch B.V. under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch B.V. licenses this file to you under
+ * the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+// eslint-disable-next-line @kbn/eslint/no-restricted-paths
+export { collectUiExports } from '../../../../legacy/ui/ui_exports/collect_ui_exports';

src/core/server/legacy/plugins/find_legacy_plugin_specs.ts

@@ -25,12 +25,12 @@ import {
   defaultConfig,
   // @ts-expect-error
 } from '../../../../legacy/plugin_discovery/find_plugin_specs.js';
-// eslint-disable-next-line @kbn/eslint/no-restricted-paths
-import { collectUiExports as collectLegacyUiExports } from '../../../../legacy/ui/ui_exports/collect_ui_exports';
+// @ts-expect-error
+import { collectUiExports as collectLegacyUiExports } from './collect_ui_exports';
 
 import { LoggerFactory } from '../../logging';
 import { PackageInfo } from '../../config';
-import { LegacyPluginSpec, LegacyPluginPack, LegacyConfig } from '../types';
+import { LegacyUiExports, LegacyPluginSpec, LegacyPluginPack, LegacyConfig } from '../types';
 
 export async function findLegacyPluginSpecs(
   settings: unknown,
@@ -123,7 +123,7 @@ export async function findLegacyPluginSpecs(
     spec$.pipe(toArray()),
     log$.pipe(toArray())
   ).toPromise();
-  const uiExports = collectLegacyUiExports(pluginSpecs);
+  const uiExports: LegacyUiExports = collectLegacyUiExports(pluginSpecs);
 
   return {
     disabledPluginSpecs,

src/core/server/logging/logging_service.mock.ts

@@ -16,6 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
+import type { PublicMethodsOf } from '@kbn/utility-types';
 
 import {
   LoggingService,

src/core/server/logging/logging_system.ts

@@ -16,6 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
+import type { PublicMethodsOf } from '@kbn/utility-types';
 import { Appenders, DisposableAppender } from './appenders/appenders';
 import { BufferAppender } from './appenders/buffer/buffer_appender';
 import { LogLevel } from './log_level';

src/core/server/metrics/metrics_service.mock.ts

@@ -17,6 +17,8 @@
  * under the License.
  */
 import { BehaviorSubject } from 'rxjs';
+import type { PublicMethodsOf } from '@kbn/utility-types';
+
 import { MetricsService } from './metrics_service';
 import {
   InternalMetricsServiceSetup,

src/core/server/plugins/plugins_service.mock.ts

@@ -16,7 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-
+import type { PublicMethodsOf } from '@kbn/utility-types';
 import { PluginsService, PluginsServiceSetup } from './plugins_service';
 
 type PluginsServiceMock = jest.Mocked<PublicMethodsOf<PluginsService>>;

src/core/server/rendering/__mocks__/rendering_service.ts

@@ -16,7 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-
+import type { PublicMethodsOf } from '@kbn/utility-types';
 import { RenderingService as Service } from '../rendering_service';
 import { InternalRenderingServiceSetup } from '../types';
 import { mockRenderingServiceParams } from './params';

src/core/server/saved_objects/es_query.js

@@ -0,0 +1,21 @@
+/*
+ * Licensed to Elasticsearch B.V. under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch B.V. licenses this file to you under
+ * the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+// a temporary file to remove circular deps in TS code between platform & data plugin
+// eslint-disable-next-line @kbn/eslint/no-restricted-paths
+export { esKuery } from '../../../plugins/data/server';

src/core/server/saved_objects/migrations/kibana/kibana_migrator.mock.ts

@@ -16,6 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
+import type { PublicMethodsOf } from '@kbn/utility-types';
 
 import { KibanaMigrator, KibanaMigratorStatus } from './kibana_migrator';
 import { buildActiveMappings } from '../core';

src/core/server/saved_objects/saved_objects_service.mock.ts

@@ -18,6 +18,7 @@
  */
 
 import { BehaviorSubject } from 'rxjs';
+import type { PublicMethodsOf } from '@kbn/utility-types';
 
 import {
   SavedObjectsService,

src/core/server/saved_objects/service/lib/filter_utils.test.ts

@@ -16,8 +16,8 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-// eslint-disable-next-line @kbn/eslint/no-restricted-paths
-import { esKuery } from '../../../../../plugins/data/server';
+// @ts-expect-error no ts
+import { esKuery } from '../../es_query';
 
 import { validateFilterKueryNode, validateConvertFilterToKueryNode } from './filter_utils';
 

src/core/server/saved_objects/service/lib/filter_utils.ts

@@ -21,8 +21,9 @@ import { set } from '@elastic/safer-lodash-set';
 import { get } from 'lodash';
 import { SavedObjectsErrorHelpers } from './errors';
 import { IndexMapping } from '../../mappings';
-// eslint-disable-next-line @kbn/eslint/no-restricted-paths
-import { esKuery, KueryNode } from '../../../../../plugins/data/server';
+// @ts-expect-error no ts
+import { esKuery } from '../../es_query';
+type KueryNode = any;
 
 const astFunctionType = ['is', 'range', 'nested'];
 

src/core/server/saved_objects/service/lib/repository.test.js

@@ -25,8 +25,8 @@ import { encodeHitVersion } from '../../version';
 import { SavedObjectTypeRegistry } from '../../saved_objects_type_registry';
 import { DocumentMigrator } from '../../migrations/core/document_migrator';
 import { elasticsearchClientMock } from '../../../elasticsearch/client/mocks';
-// eslint-disable-next-line @kbn/eslint/no-restricted-paths
-import { nodeTypes } from '../../../../../plugins/data/common/es_query';
+import { esKuery } from '../../es_query';
+const { nodeTypes } = esKuery;
 
 jest.mock('./search_dsl/search_dsl', () => ({ getSearchDsl: jest.fn() }));
 

src/core/server/saved_objects/service/lib/search_dsl/query_params.test.ts

@@ -17,8 +17,9 @@
  * under the License.
  */
 
-// eslint-disable-next-line @kbn/eslint/no-restricted-paths
-import { esKuery, KueryNode } from '../../../../../../plugins/data/server';
+// @ts-expect-error no ts
+import { esKuery } from '../../../es_query';
+type KueryNode = any;
 
 import { typeRegistryMock } from '../../../saved_objects_type_registry.mock';
 import { getQueryParams } from './query_params';

src/core/server/saved_objects/service/lib/search_dsl/query_params.ts

@@ -16,8 +16,9 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-// eslint-disable-next-line @kbn/eslint/no-restricted-paths
-import { esKuery, KueryNode } from '../../../../../../plugins/data/server';
+// @ts-expect-error no ts
+import { esKuery } from '../../../es_query';
+type KueryNode = any;
 
 import { getRootPropertiesObjects, IndexMapping } from '../../../mappings';
 import { ISavedObjectTypeRegistry } from '../../../saved_objects_type_registry';

src/core/server/saved_objects/service/lib/search_dsl/search_dsl.ts

@@ -22,10 +22,10 @@ import Boom from 'boom';
 import { IndexMapping } from '../../../mappings';
 import { getQueryParams } from './query_params';
 import { getSortingParams } from './sorting_params';
-// eslint-disable-next-line @kbn/eslint/no-restricted-paths
-import { KueryNode } from '../../../../../../plugins/data/server';
 import { ISavedObjectTypeRegistry } from '../../../saved_objects_type_registry';
 
+type KueryNode = any;
+
 interface GetSearchDslOptions {
   type: string | string[];
   search?: string;

src/core/server/saved_objects/types.ts

@@ -35,8 +35,7 @@ export {
 
 import { SavedObject } from '../../types';
 
-// eslint-disable-next-line @kbn/eslint/no-restricted-paths
-import { KueryNode } from '../../../plugins/data/common';
+type KueryNode = any;
 
 export {
   SavedObjectAttributes,

src/core/server/server.api.md

@@ -40,7 +40,6 @@ import { DeleteScriptParams } from 'elasticsearch';
 import { DeleteTemplateParams } from 'elasticsearch';
 import { DetailedPeerCertificate } from 'tls';
 import { Duration } from 'moment';
-import { ErrorToastOptions } from 'src/core/public/notifications';
 import { ExistsParams } from 'elasticsearch';
 import { ExplainParams } from 'elasticsearch';
 import { FieldStatsParams } from 'elasticsearch';
@@ -119,7 +118,6 @@ import { RenderSearchTemplateParams } from 'elasticsearch';
 import { Request } from 'hapi';
 import { ResponseObject } from 'hapi';
 import { ResponseToolkit } from 'hapi';
-import { SavedObject as SavedObject_2 } from 'src/core/server';
 import { SchemaTypeError } from '@kbn/config-schema';
 import { ScrollParams } from 'elasticsearch';
 import { SearchParams } from 'elasticsearch';
@@ -143,7 +141,6 @@ import { TasksCancelParams } from 'elasticsearch';
 import { TasksGetParams } from 'elasticsearch';
 import { TasksListParams } from 'elasticsearch';
 import { TermvectorsParams } from 'elasticsearch';
-import { ToastInputFields } from 'src/core/public/notifications';
 import { TransportRequestOptions } from '@elastic/elasticsearch/lib/Transport';
 import { TransportRequestParams } from '@elastic/elasticsearch/lib/Transport';
 import { TransportRequestPromise } from '@elastic/elasticsearch/lib/Transport';

src/core/server/status/status_service.mock.ts

@@ -16,7 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-
+import type { PublicMethodsOf } from '@kbn/utility-types';
 import { StatusService } from './status_service';
 import {
   InternalStatusServiceSetup,

src/core/server/ui_settings/ui_settings_service.mock.ts

@@ -16,7 +16,7 @@
  * specific language governing permissions and limitations
  * under the License.
  */
-
+import type { PublicMethodsOf } from '@kbn/utility-types';
 import {
   IUiSettingsClient,
   InternalUiSettingsServiceSetup,

src/core/tsconfig.json

@@ -0,0 +1,22 @@
+{
+  "extends": "../../tsconfig.base.json",
+  "compilerOptions": {
+    "composite": true,
+    "outDir": "./target",
+    "emitDeclarationOnly": true,
+    "declaration": true,
+    "declarationMap": true
+  },
+  "include": [
+    "public/**/*",
+    "server/**/*",
+    "types/**/*",
+    "test_helpers/**/*",
+    "utils/**/*",
+    "index.ts",
+    "typings.ts"
+  ],
+  "references": [
+    { "path": "../test_utils/" }
+  ]
+}

src/core/typings.ts

@@ -0,0 +1,55 @@
+/*
+ * Licensed to Elasticsearch B.V. under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch B.V. licenses this file to you under
+ * the Apache License, Version 2.0 (the "License"); you may
+ * not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+declare module 'query-string' {
+  type ArrayFormat = 'bracket' | 'index' | 'none';
+
+  export interface ParseOptions {
+    arrayFormat?: ArrayFormat;
+    sort: ((itemLeft: string, itemRight: string) => number) | false;
+  }
+
+  export interface ParsedQuery<T = string> {
+    [key: string]: T | T[] | null | undefined;
+  }
+
+  export function parse(str: string, options?: ParseOptions): ParsedQuery;
+
+  export function parseUrl(str: string, options?: ParseOptions): { url: string; query: any };
+
+  export interface StringifyOptions {
+    strict?: boolean;
+    encode?: boolean;
+    arrayFormat?: ArrayFormat;
+    sort: ((itemLeft: string, itemRight: string) => number) | false;
+  }
+
+  export function stringify(obj: object, options?: StringifyOptions): string;
+
+  export function extract(str: string): string;
+}
+
+type DeeplyMockedKeys<T> = {
+  [P in keyof T]: T[P] extends (...args: any[]) => any
+    ? jest.MockInstance<ReturnType<T[P]>, Parameters<T[P]>>
+    : DeeplyMockedKeys<T[P]>;
+} &
+  T;
+
+type MockedKeys<T> = { [P in keyof T]: jest.Mocked<T[P]> };

src/dev/typescript/projects.ts

@@ -25,6 +25,7 @@ import { Project } from './project';
 export const PROJECTS = [
   new Project(resolve(REPO_ROOT, 'tsconfig.json')),
   new Project(resolve(REPO_ROOT, 'src/test_utils/tsconfig.json')),
+  new Project(resolve(REPO_ROOT, 'src/core/tsconfig.json')),
   new Project(resolve(REPO_ROOT, 'test/tsconfig.json'), { name: 'kibana/test' }),
   new Project(resolve(REPO_ROOT, 'x-pack/tsconfig.json')),
   new Project(resolve(REPO_ROOT, 'x-pack/test/tsconfig.json'), { name: 'x-pack/test' }),

src/legacy/server/i18n/index.ts

@@ -21,6 +21,7 @@ import { i18n, i18nLoader } from '@kbn/i18n';
 import { basename } from 'path';
 import { Server } from 'hapi';
 import { fromRoot } from '../../../core/server/utils';
+import type { UsageCollectionSetup } from '../../../plugins/usage_collection/server';
 import { getTranslationPaths } from './get_translations_path';
 import { I18N_RC } from './constants';
 import KbnServer, { KibanaConfig } from '../kbn_server';
@@ -64,7 +65,10 @@ export async function i18nMixin(kbnServer: KbnServer, server: Server, config: Ki
   server.decorate('server', 'getTranslationsFilePaths', getTranslationsFilePaths);
 
   if (kbnServer.newPlatform.setup.plugins.usageCollection) {
-    registerLocalizationUsageCollector(kbnServer.newPlatform.setup.plugins.usageCollection, {
+    const { usageCollection } = kbnServer.newPlatform.setup.plugins as {
+      usageCollection: UsageCollectionSetup;
+    };
+    registerLocalizationUsageCollector(usageCollection, {
       getLocale: () => config.get('i18n.locale') as string,
       getTranslationsFilePaths,
     });

src/legacy/server/kbn_server.d.ts

@@ -19,7 +19,6 @@
 
 import { Server } from 'hapi';
 
-import { TelemetryCollectionManagerPluginSetup } from 'src/plugins/telemetry_collection_manager/server';
 import {
   CoreSetup,
   CoreStart,
@@ -35,8 +34,6 @@ import { LegacyConfig, ILegacyInternals } from '../../core/server/legacy';
 // eslint-disable-next-line @kbn/eslint/no-restricted-paths
 import { UiPlugins } from '../../core/server/plugins';
 import { ElasticsearchPlugin } from '../core_plugins/elasticsearch';
-import { UsageCollectionSetup } from '../../plugins/usage_collection/server';
-import { HomeServerPluginSetup } from '../../plugins/home/server';
 
 // lot of legacy code was assuming this type only had these two methods
 export type KibanaConfig = Pick<LegacyConfig, 'get' | 'has'>;
@@ -60,9 +57,6 @@ declare module 'hapi' {
 type KbnMixinFunc = (kbnServer: KbnServer, server: Server, config: any) => Promise<any> | void;
 
 export interface PluginsSetup {
-  usageCollection: UsageCollectionSetup;
-  telemetryCollectionManager: TelemetryCollectionManagerPluginSetup;
-  home: HomeServerPluginSetup;
   [key: string]: object;
 }
 

src/plugins/data/public/public.api.md

@@ -49,6 +49,7 @@ import { Path } from 'history';
 import { Plugin as Plugin_2 } from 'src/core/public';
 import { PluginInitializerContext as PluginInitializerContext_2 } from 'src/core/public';
 import { PopoverAnchorPosition } from '@elastic/eui';
+import { PublicMethodsOf } from '@kbn/utility-types';
 import { PublicUiSettingsParams } from 'src/core/server/types';
 import React from 'react';
 import * as React_2 from 'react';

test/interpreter_functional/plugins/kbn_tp_run_pipeline/tsconfig.json

@@ -10,5 +10,8 @@
     "public/**/*.tsx",
     "../../../../typings/**/*",
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../../../src/core/tsconfig.json" }
+  ]
 }

test/plugin_functional/plugins/app_link_test/tsconfig.json

@@ -10,5 +10,8 @@
     "public/**/*.tsx",
     "../../../../typings/**/*",
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../../../src/core/tsconfig.json" }
+  ]
 }

test/plugin_functional/plugins/core_plugin_a/tsconfig.json

@@ -11,5 +11,8 @@
     "server/**/*.ts",
     "../../../../typings/**/*",
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../../../src/core/tsconfig.json" }
+  ]
 }

test/plugin_functional/plugins/core_plugin_appleave/tsconfig.json

@@ -10,5 +10,8 @@
     "public/**/*.tsx",
     "../../../../typings/**/*",
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../../../src/core/tsconfig.json" }
+  ]
 }

test/plugin_functional/plugins/core_plugin_b/tsconfig.json

@@ -11,5 +11,8 @@
     "server/**/*.ts",
     "../../../../typings/**/*",
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../../../src/core/tsconfig.json" }
+  ]
 }

test/plugin_functional/plugins/core_plugin_chromeless/tsconfig.json

@@ -10,5 +10,8 @@
     "public/**/*.tsx",
     "../../../../typings/**/*",
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../../../src/core/tsconfig.json" }
+  ]
 }

test/plugin_functional/plugins/core_plugin_route_timeouts/tsconfig.json

@@ -8,5 +8,8 @@
     "server/**/*.ts",
     "../../../../typings/**/*"
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../../../src/core/tsconfig.json" }
+  ]
 }

test/plugin_functional/plugins/core_plugin_static_assets/tsconfig.json

@@ -10,5 +10,8 @@
     "public/**/*.tsx",
     "../../../../typings/**/*"
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../../../src/core/tsconfig.json" }
+  ]
 }

test/plugin_functional/plugins/core_provider_plugin/tsconfig.json

@@ -10,5 +10,8 @@
     "public/**/*.ts",
     "../../../../typings/**/*"
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../../../src/core/tsconfig.json" }
+  ]
 }

test/plugin_functional/plugins/doc_views_plugin/tsconfig.json

@@ -10,5 +10,8 @@
     "public/**/*.tsx",
     "../../../../typings/**/*"
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../../../src/core/tsconfig.json" }
+  ]
 }

test/plugin_functional/plugins/elasticsearch_client_plugin/tsconfig.json

@@ -8,5 +8,8 @@
     "server/**/*.ts",
     "../../../../typings/**/*"
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../../../src/core/tsconfig.json" }
+  ]
 }

test/plugin_functional/plugins/index_patterns/tsconfig.json

@@ -10,5 +10,8 @@
     "server/**/*.tsx",
     "../../../../typings/**/*",
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../../../src/core/tsconfig.json" }
+  ]
 }

test/plugin_functional/plugins/kbn_sample_panel_action/tsconfig.json

@@ -10,5 +10,8 @@
     "public/**/*.tsx",
     "../../../../typings/**/*",
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../../../src/core/tsconfig.json" }
+  ]
 }

test/plugin_functional/plugins/kbn_top_nav/tsconfig.json

@@ -11,5 +11,8 @@
     "server/**/*.ts",
     "../../../../typings/**/*",
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../../../src/core/tsconfig.json" }
+  ]
 }

test/plugin_functional/plugins/kbn_tp_custom_visualizations/tsconfig.json

@@ -15,5 +15,8 @@
     "public/**/*.tsx",
     "../../../../typings/**/*"
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../../../src/core/tsconfig.json" }
+  ]
 }

test/plugin_functional/plugins/management_test_plugin/tsconfig.json

@@ -10,5 +10,8 @@
     "public/**/*.tsx",
     "../../../../typings/**/*",
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../../../src/core/tsconfig.json" }
+  ]
 }

test/plugin_functional/plugins/rendering_plugin/tsconfig.json

@@ -11,5 +11,8 @@
     "server/**/*.ts",
     "../../../../typings/**/*",
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../../../src/core/tsconfig.json" }
+  ]
 }

test/plugin_functional/plugins/ui_settings_plugin/tsconfig.json

@@ -8,5 +8,8 @@
     "server/**/*.ts",
     "../../../../typings/**/*",
   ],
-  "exclude": []
+  "exclude": [],
+  "references": [
+    { "path": "../../../../src/core/tsconfig.json" }
+  ]
 }

test/tsconfig.json

@@ -16,5 +16,8 @@
   "exclude": [
     "plugin_functional/plugins/**/*",
     "interpreter_functional/plugins/**/*"
+  ],
+  "references": [
+    { "path": "../src/core/tsconfig.json" }
   ]
 }

tsconfig.json

@@ -1,7 +1,7 @@
 {
   "extends": "./tsconfig.base.json",
   "compilerOptions": {
-    "tsBuildInfoFile": "./build/tsbuildinfo/kibana",
+    "tsBuildInfoFile": "./build/tsbuildinfo/kibana"
   },
   "include": [
     "kibana.d.ts",
@@ -11,7 +11,8 @@
   ],
   "exclude": [
     "src/**/__fixtures__/**/*",
-    "src/test_utils/**/*"
+    "src/test_utils/**/*",
+    "src/core/**/*"
     // In the build we actually exclude **/public/**/* from this config so that
     // we can run the TSC on both this and the .browser version of this config
     // file, but if we did it during development IDEs would not be able to find
@@ -19,6 +20,7 @@
     // "src/**/public/**/*"
   ],
   "references": [
-    { "path": "./src/test_utils/tsconfig.json" }
+    { "path": "./src/test_utils/tsconfig.json" },
+    { "path": "./src/core/tsconfig.json" }
   ]
 }

tsconfig.refs.json

@@ -1,6 +1,7 @@
 {
   "include": [],
   "references": [
-    { "path": "./src/test_utils" }
+    { "path": "./src/test_utils" },
+    { "path": "./src/core" },
   ]
 }