diff --git a/packages/content-management/inspector/BUILD.bazel b/packages/content-management/inspector/BUILD.bazel
index db6d9e4889425..c4f70c67f68e6 100644
--- a/packages/content-management/inspector/BUILD.bazel
+++ b/packages/content-management/inspector/BUILD.bazel
@@ -110,7 +110,6 @@ ts_project(
   srcs = SRCS,
   deps = TYPES_DEPS,
   declaration = True,
-  declaration_map = True,
   emit_declaration_only = True,
   out_dir = "target_types",
   tsconfig = ":tsconfig",
@@ -124,6 +123,14 @@ js_library(
   visibility = ["//visibility:public"],
 )
 
+js_library(
+  name = "npm_module_types",
+  srcs = NPM_MODULE_EXTRA_FILES,
+  deps = RUNTIME_DEPS + [":target_node", ":target_web", ":tsc_types"],
+  package_name = PKG_REQUIRE_NAME,
+  visibility = ["//visibility:public"],
+)
+
 pkg_npm(
   name = "npm_module",
   deps = [":" + PKG_DIRNAME],
@@ -135,17 +142,8 @@ filegroup(
   visibility = ["//visibility:public"],
 )
 
-pkg_npm_types(
-  name = "npm_module_types",
-  srcs = SRCS,
-  deps = [":tsc_types"],
-  package_name = PKG_REQUIRE_NAME,
-  tsconfig = ":tsconfig",
-  visibility = ["//visibility:public"],
-)
-
-filegroup(
+pkg_npm(
   name = "build_types",
-  srcs = [":npm_module_types"],
+  deps = [":npm_module_types"],
   visibility = ["//visibility:public"],
 )
diff --git a/packages/content-management/inspector/package.json b/packages/content-management/inspector/package.json
index f7bd8c072bcec..60a04483baee8 100644
--- a/packages/content-management/inspector/package.json
+++ b/packages/content-management/inspector/package.json
@@ -4,5 +4,6 @@
   "version": "1.0.0",
   "main": "./target_node/index.js",
   "browser": "./target_web/index.js",
-  "license": "SSPL-1.0 OR Elastic License 2.0"
+  "license": "SSPL-1.0 OR Elastic License 2.0",
+  "types": "./target_types/index.d.ts"
 }
diff --git a/packages/content-management/inspector/tsconfig.json b/packages/content-management/inspector/tsconfig.json
index 9f42450328c9e..695a24957687b 100644
--- a/packages/content-management/inspector/tsconfig.json
+++ b/packages/content-management/inspector/tsconfig.json
@@ -2,10 +2,8 @@
   "extends": "../../../tsconfig.bazel.json",
   "compilerOptions": {
     "declaration": true,
-    "declarationMap": true,
     "emitDeclarationOnly": true,
     "outDir": "target_types",
-    "stripInternal": false,
     "types": [
       "jest",
       "node",
@@ -17,6 +15,6 @@
   },
   "include": [
     "**/*.ts",
-      "**/*.tsx",
+    "**/*.tsx",
   ]
 }
diff --git a/packages/kbn-eslint-config/typescript.js b/packages/kbn-eslint-config/typescript.js
index 777b02a4cf618..76506b640746d 100644
--- a/packages/kbn-eslint-config/typescript.js
+++ b/packages/kbn-eslint-config/typescript.js
@@ -257,7 +257,14 @@ module.exports = {
           'import/no-default-export': 'error',
 
           'eslint-comments/no-unused-disable': 'error',
-          'eslint-comments/no-unused-enable': 'error'
+          'eslint-comments/no-unused-enable': 'error',
+          'no-restricted-syntax': [
+            'error',
+            {
+              "selector": "TSEnumDeclaration[const=true]",
+              "message": "Do not use `const` with enum declarations"
+            }
+          ]
         },
         eslintConfigPrettierRules
       )
diff --git a/packages/kbn-optimizer/src/worker/entry_point_creator.ts b/packages/kbn-optimizer/src/worker/entry_point_creator.ts
index e2ec8c9afb50f..27a16a2daec8d 100644
--- a/packages/kbn-optimizer/src/worker/entry_point_creator.ts
+++ b/packages/kbn-optimizer/src/worker/entry_point_creator.ts
@@ -6,6 +6,9 @@
  * Side Public License, v 1.
  */
 
+// TODO: we should be able to remove this ts-ignore while using isolatedModules
+// this is a skip for the errors created when typechecking with isolatedModules
+// @ts-ignore
 module.exports = function ({
   entries,
 }: {
diff --git a/packages/kbn-securitysolution-list-hooks/src/use_api/types.ts b/packages/kbn-securitysolution-list-hooks/src/use_api/types.ts
deleted file mode 100644
index 5c2d5b68ae2e0..0000000000000
--- a/packages/kbn-securitysolution-list-hooks/src/use_api/types.ts
+++ /dev/null
@@ -1,7 +0,0 @@
-/*
- * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
- * or more contributor license agreements. Licensed under the Elastic License
- * 2.0 and the Server Side Public License, v 1; you may not use this file except
- * in compliance with, at your election, the Elastic License 2.0 or the Server
- * Side Public License, v 1.
- */
diff --git a/packages/kbn-securitysolution-utils/src/path_validations/index.ts b/packages/kbn-securitysolution-utils/src/path_validations/index.ts
index 4e296cb90584c..ba17757589613 100644
--- a/packages/kbn-securitysolution-utils/src/path_validations/index.ts
+++ b/packages/kbn-securitysolution-utils/src/path_validations/index.ts
@@ -16,13 +16,13 @@ export const FILEPATH_WARNING = i18n.translate('utils.filename.pathWarning', {
   defaultMessage: `Path may be formed incorrectly; verify value`,
 });
 
-export const enum ConditionEntryField {
+export enum ConditionEntryField {
   HASH = 'process.hash.*',
   PATH = 'process.executable.caseless',
   SIGNER = 'process.Ext.code_signature',
 }
 
-export const enum EntryFieldType {
+export enum EntryFieldType {
   HASH = '.hash.',
   EXECUTABLE = '.executable.caseless',
   PATH = '.path',
@@ -39,7 +39,7 @@ export type AllConditionEntryFields =
   | BlocklistConditionEntryField
   | 'file.path.text';
 
-export const enum OperatingSystem {
+export enum OperatingSystem {
   LINUX = 'linux',
   MAC = 'macos',
   WINDOWS = 'windows',
diff --git a/src/plugins/bfetch/public/types.ts b/src/plugins/bfetch/public/types.ts
deleted file mode 100644
index 5c2d5b68ae2e0..0000000000000
--- a/src/plugins/bfetch/public/types.ts
+++ /dev/null
@@ -1,7 +0,0 @@
-/*
- * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
- * or more contributor license agreements. Licensed under the Elastic License
- * 2.0 and the Server Side Public License, v 1; you may not use this file except
- * in compliance with, at your election, the Elastic License 2.0 or the Server
- * Side Public License, v 1.
- */
diff --git a/src/plugins/console/public/application/containers/editor/legacy/console_editor/editor.test.mock.tsx b/src/plugins/console/public/application/containers/editor/legacy/console_editor/editor.test.mock.tsx
index fa138fea22e9c..059a0912d3ec8 100644
--- a/src/plugins/console/public/application/containers/editor/legacy/console_editor/editor.test.mock.tsx
+++ b/src/plugins/console/public/application/containers/editor/legacy/console_editor/editor.test.mock.tsx
@@ -6,6 +6,10 @@
  * Side Public License, v 1.
  */
 
+// TODO(jbudz): should be removed when upgrading to TS@4.8
+// this is a skip for the errors created when typechecking with isolatedModules
+export {};
+
 jest.mock('../../../../contexts/editor_context/editor_registry', () => ({
   instance: {
     setInputEditor: () => {},
diff --git a/src/plugins/controls/public/index.ts b/src/plugins/controls/public/index.ts
index ac7a2ab23df84..41eebbfd22ccf 100644
--- a/src/plugins/controls/public/index.ts
+++ b/src/plugins/controls/public/index.ts
@@ -32,7 +32,7 @@ export {
 } from '../common';
 
 export {
-  ControlGroupContainer,
+  type ControlGroupContainer,
   ControlGroupContainerFactory,
   type ControlGroupInput,
   type ControlGroupOutput,
@@ -40,13 +40,13 @@ export {
 
 export {
   OptionsListEmbeddableFactory,
-  OptionsListEmbeddable,
+  type OptionsListEmbeddable,
   type OptionsListEmbeddableInput,
 } from './options_list';
 
 export {
   RangeSliderEmbeddableFactory,
-  RangeSliderEmbeddable,
+  type RangeSliderEmbeddable,
   type RangeSliderEmbeddableInput,
 } from './range_slider';
 
diff --git a/src/plugins/data_view_field_editor/public/components/field_format_editor/editors/index.ts b/src/plugins/data_view_field_editor/public/components/field_format_editor/editors/index.ts
index 18ac46228d912..e5aa5c5495a2f 100644
--- a/src/plugins/data_view_field_editor/public/components/field_format_editor/editors/index.ts
+++ b/src/plugins/data_view_field_editor/public/components/field_format_editor/editors/index.ts
@@ -10,17 +10,17 @@ export type { DefaultFormatEditor } from './default';
 export type { FieldFormatEditor, FieldFormatEditorFactory, FormatEditorProps } from './types';
 export type { UrlFormatEditorFormatParams } from './url';
 
-export { BytesFormatEditor, bytesFormatEditorFactory } from './bytes';
-export { ColorFormatEditor, colorFormatEditorFactory } from './color';
-export { DateFormatEditor, dateFormatEditorFactory } from './date';
-export { DateNanosFormatEditor, dateNanosFormatEditorFactory } from './date_nanos';
+export { type BytesFormatEditor, bytesFormatEditorFactory } from './bytes';
+export { type ColorFormatEditor, colorFormatEditorFactory } from './color';
+export { type DateFormatEditor, dateFormatEditorFactory } from './date';
+export { type DateNanosFormatEditor, dateNanosFormatEditorFactory } from './date_nanos';
 export { defaultFormatEditorFactory } from './default';
-export { DurationFormatEditor, durationFormatEditorFactory } from './duration';
-export { GeoPointFormatEditor, geoPointFormatEditorFactory } from './geo_point';
-export { HistogramFormatEditor, histogramFormatEditorFactory } from './histogram';
-export { NumberFormatEditor, numberFormatEditorFactory } from './number';
-export { PercentFormatEditor, percentFormatEditorFactory } from './percent';
-export { StaticLookupFormatEditor, staticLookupFormatEditorFactory } from './static_lookup';
-export { StringFormatEditor, stringFormatEditorFactory } from './string';
-export { TruncateFormatEditor, truncateFormatEditorFactory } from './truncate';
-export { UrlFormatEditor, urlFormatEditorFactory } from './url';
+export { type DurationFormatEditor, durationFormatEditorFactory } from './duration';
+export { type GeoPointFormatEditor, geoPointFormatEditorFactory } from './geo_point';
+export { type HistogramFormatEditor, histogramFormatEditorFactory } from './histogram';
+export { type NumberFormatEditor, numberFormatEditorFactory } from './number';
+export { type PercentFormatEditor, percentFormatEditorFactory } from './percent';
+export { type StaticLookupFormatEditor, staticLookupFormatEditorFactory } from './static_lookup';
+export { type StringFormatEditor, stringFormatEditorFactory } from './string';
+export { type TruncateFormatEditor, truncateFormatEditorFactory } from './truncate';
+export { type UrlFormatEditor, urlFormatEditorFactory } from './url';
diff --git a/src/plugins/event_annotation/server/fetch_event_annotations/index.ts b/src/plugins/event_annotation/server/fetch_event_annotations/index.ts
index 474b5286c49ef..b6c0792f4d6de 100644
--- a/src/plugins/event_annotation/server/fetch_event_annotations/index.ts
+++ b/src/plugins/event_annotation/server/fetch_event_annotations/index.ts
@@ -8,6 +8,10 @@
 
 // TODO: implement this on the server
 
+// TODO(jbudz): should be removed when upgrading to TS@4.8
+// this is a skip for the errors created when typechecking with isolatedModules
+export {};
+
 // import { StartServicesAccessor } from '@kbn/core/server';
 // import { EventAnnotationStartDependencies } from '../plugin';
 
diff --git a/src/plugins/expressions/server/index.ts b/src/plugins/expressions/server/index.ts
index facb1b80fb759..2e087d33c7aa5 100644
--- a/src/plugins/expressions/server/index.ts
+++ b/src/plugins/expressions/server/index.ts
@@ -75,23 +75,23 @@ export type {
 export {
   buildExpression,
   buildExpressionFunction,
-  Execution,
-  Executor,
+  type Execution,
+  type Executor,
   ExpressionFunction,
-  ExpressionFunctionParameter,
+  type ExpressionFunctionParameter,
   ExpressionRenderer,
-  ExpressionRendererRegistry,
+  type ExpressionRendererRegistry,
   ExpressionType,
   FontStyle,
   FontWeight,
   format,
   formatExpression,
-  FunctionsRegistry,
+  type FunctionsRegistry,
   isExpressionAstBuilder,
   Overflow,
   parse,
   parseExpression,
   TextAlignment,
   TextDecoration,
-  TypesRegistry,
+  type TypesRegistry,
 } from '../common';
diff --git a/test/interpreter_functional/plugins/kbn_tp_run_pipeline/public/types.ts b/test/interpreter_functional/plugins/kbn_tp_run_pipeline/public/types.ts
index 56d04da36f62a..d74b78b3535cc 100644
--- a/test/interpreter_functional/plugins/kbn_tp_run_pipeline/public/types.ts
+++ b/test/interpreter_functional/plugins/kbn_tp_run_pipeline/public/types.ts
@@ -9,5 +9,4 @@
 import { ExpressionsStart, ExpressionRenderHandler } from '@kbn/expressions-plugin/public';
 import { Adapters } from '@kbn/inspector-plugin/public';
 
-export type { ExpressionsStart, Adapters };
-export { ExpressionRenderHandler };
+export type { ExpressionsStart, ExpressionRenderHandler, Adapters };
diff --git a/tsconfig.base.json b/tsconfig.base.json
index b0b8fc1d79090..d3591343954d8 100644
--- a/tsconfig.base.json
+++ b/tsconfig.base.json
@@ -1211,6 +1211,13 @@
     "strict": true,
     // for now, don't use unknown in catch
     "useUnknownInCatchVariables": false,
+    // enabled to point out not supported features when emitting in an isolated module environment
+    "isolatedModules": true,
+    // TODO(jbudz): should be uncommented when upgrading to TS@4.8
+    //
+    // ensures every non-declaration file is treated as a module
+    // "moduleDetection": "force",
+    //
     // disabled for better IDE support, enabled when running the type_check script
     "composite": false,
     // enabled for improved performance
diff --git a/x-pack/plugins/apm/common/anomaly_detection/apm_ml_detectors.ts b/x-pack/plugins/apm/common/anomaly_detection/apm_ml_detectors.ts
index e8c894cfdd01b..72f4d361ff95f 100644
--- a/x-pack/plugins/apm/common/anomaly_detection/apm_ml_detectors.ts
+++ b/x-pack/plugins/apm/common/anomaly_detection/apm_ml_detectors.ts
@@ -5,7 +5,7 @@
  * 2.0.
  */
 
-export const enum ApmMlDetectorType {
+export enum ApmMlDetectorType {
   txLatency = 'txLatency',
   txThroughput = 'txThroughput',
   txFailureRate = 'txFailureRate',
diff --git a/x-pack/plugins/apm/common/privilege_type.ts b/x-pack/plugins/apm/common/privilege_type.ts
index 161225da68480..3c2a0da3f3f05 100644
--- a/x-pack/plugins/apm/common/privilege_type.ts
+++ b/x-pack/plugins/apm/common/privilege_type.ts
@@ -7,7 +7,7 @@
 
 import * as t from 'io-ts';
 
-export const enum PrivilegeType {
+export enum PrivilegeType {
   EVENT = 'event:write',
   AGENT_CONFIG = 'config_agent:read',
 }
diff --git a/x-pack/plugins/apm/public/components/shared/charts/helper/get_timeseries_color.ts b/x-pack/plugins/apm/public/components/shared/charts/helper/get_timeseries_color.ts
index 5098839330c95..1fb0f89bb0860 100644
--- a/x-pack/plugins/apm/public/components/shared/charts/helper/get_timeseries_color.ts
+++ b/x-pack/plugins/apm/public/components/shared/charts/helper/get_timeseries_color.ts
@@ -7,7 +7,7 @@
 
 import { euiPaletteColorBlind } from '@elastic/eui';
 
-export const enum ChartType {
+export enum ChartType {
   LATENCY_AVG,
   LATENCY_P95,
   LATENCY_P99,
diff --git a/x-pack/plugins/cases/public/common/mock/match_media.ts b/x-pack/plugins/cases/public/common/mock/match_media.ts
index 88d5cfad812ec..a36e91bf59ec0 100644
--- a/x-pack/plugins/cases/public/common/mock/match_media.ts
+++ b/x-pack/plugins/cases/public/common/mock/match_media.ts
@@ -5,6 +5,10 @@
  * 2.0.
  */
 
+// TODO(jbudz): should be removed when upgrading to TS@4.8
+// this is a skip for the errors created when typechecking with isolatedModules
+export {};
+
 window.matchMedia = jest.fn().mockImplementation((query) => ({
   matches: false,
   media: query,
diff --git a/x-pack/plugins/cases/public/components/actions/tags/edit_tags_selectable.tsx b/x-pack/plugins/cases/public/components/actions/tags/edit_tags_selectable.tsx
index 61ebe43e3b24a..bb7b167814c6b 100644
--- a/x-pack/plugins/cases/public/components/actions/tags/edit_tags_selectable.tsx
+++ b/x-pack/plugins/cases/public/components/actions/tags/edit_tags_selectable.tsx
@@ -37,18 +37,18 @@ interface Props {
 
 type TagSelectableOption = EuiSelectableOption<{ tagIcon: IconType; newItem?: boolean }>;
 
-const enum TagState {
+enum TagState {
   CHECKED = 'checked',
   PARTIAL = 'partial',
   UNCHECKED = 'unchecked',
 }
 
-const enum Actions {
+enum Actions {
   CHECK_TAG,
   UNCHECK_TAG,
 }
 
-const enum ICONS {
+enum ICONS {
   CHECKED = 'check',
   PARTIAL = 'asterisk',
   UNCHECKED = 'empty',
diff --git a/x-pack/plugins/cases/server/common/index.ts b/x-pack/plugins/cases/server/common/index.ts
index 18bedd3ebeca8..25a567a32d908 100644
--- a/x-pack/plugins/cases/server/common/index.ts
+++ b/x-pack/plugins/cases/server/common/index.ts
@@ -5,6 +5,10 @@
  * 2.0.
  */
 
+// TODO(jbudz): should be removed when upgrading to TS@4.8
+// this is a skip for the errors created when typechecking with isolatedModules
+export {};
+
 // Careful of exporting anything from this file as any file(s) you export here will cause your functions to be exposed as public.
 // If you're using functions/types/etc... internally or within integration tests it's best to import directly from their paths
 // than expose the functions/types/etc... here. You should _only_ expose functions/types/etc... that need to be shared with other plugins here.
diff --git a/x-pack/plugins/cross_cluster_replication/public/__jest__/client_integration/mocks/breadcrumbs.mock.ts b/x-pack/plugins/cross_cluster_replication/public/__jest__/client_integration/mocks/breadcrumbs.mock.ts
index 00ae0680bf480..09eb2dedfd6d8 100644
--- a/x-pack/plugins/cross_cluster_replication/public/__jest__/client_integration/mocks/breadcrumbs.mock.ts
+++ b/x-pack/plugins/cross_cluster_replication/public/__jest__/client_integration/mocks/breadcrumbs.mock.ts
@@ -5,6 +5,10 @@
  * 2.0.
  */
 
+// TODO(jbudz): should be removed when upgrading to TS@4.8
+// this is a skip for the errors created when typechecking with isolatedModules
+export {};
+
 jest.mock('../../../app/services/breadcrumbs', () => {
   const original = jest.requireActual('../../../app/services/breadcrumbs');
 
diff --git a/x-pack/plugins/cross_cluster_replication/public/__jest__/client_integration/mocks/track_ui_metric.mock.ts b/x-pack/plugins/cross_cluster_replication/public/__jest__/client_integration/mocks/track_ui_metric.mock.ts
index 76354e035e0f7..040b5b8078817 100644
--- a/x-pack/plugins/cross_cluster_replication/public/__jest__/client_integration/mocks/track_ui_metric.mock.ts
+++ b/x-pack/plugins/cross_cluster_replication/public/__jest__/client_integration/mocks/track_ui_metric.mock.ts
@@ -5,6 +5,10 @@
  * 2.0.
  */
 
+// TODO(jbudz): should be removed when upgrading to TS@4.8
+// this is a skip for the errors created when typechecking with isolatedModules
+export {};
+
 jest.mock('../../../app/services/track_ui_metric', () => {
   const original = jest.requireActual('../../../app/services/track_ui_metric');
 
diff --git a/x-pack/plugins/dashboard_enhanced/public/services/drilldowns/abstract_dashboard_drilldown/components/dashboard_drilldown_config/dashboard_drilldown_config.test.tsx b/x-pack/plugins/dashboard_enhanced/public/services/drilldowns/abstract_dashboard_drilldown/components/dashboard_drilldown_config/dashboard_drilldown_config.test.tsx
index 8556bab76046a..ecad5f5c5ab36 100644
--- a/x-pack/plugins/dashboard_enhanced/public/services/drilldowns/abstract_dashboard_drilldown/components/dashboard_drilldown_config/dashboard_drilldown_config.test.tsx
+++ b/x-pack/plugins/dashboard_enhanced/public/services/drilldowns/abstract_dashboard_drilldown/components/dashboard_drilldown_config/dashboard_drilldown_config.test.tsx
@@ -5,6 +5,10 @@
  * 2.0.
  */
 
+// TODO(jbudz): should be removed when upgrading to TS@4.8
+// this is a skip for the errors created when typechecking with isolatedModules
+export {};
+
 // Need to wait for https://github.com/elastic/eui/pull/3173/
 // to unit test this component
 // basic interaction is covered in end-to-end tests
diff --git a/x-pack/plugins/enterprise_search/common/types/api.ts b/x-pack/plugins/enterprise_search/common/types/api.ts
index 71ea380711d3f..80585e6c005b9 100644
--- a/x-pack/plugins/enterprise_search/common/types/api.ts
+++ b/x-pack/plugins/enterprise_search/common/types/api.ts
@@ -14,7 +14,7 @@ import { ErrorCode } from './error_codes';
  * Each Status string corresponds to a possible status in a request's lifecycle
  */
 
-export const enum Status {
+export enum Status {
   IDLE,
   LOADING,
   SUCCESS,
diff --git a/x-pack/plugins/enterprise_search/public/applications/app_search/components/engines/components/tables/__mocks__/engines_logic.mock.ts b/x-pack/plugins/enterprise_search/public/applications/app_search/components/engines/components/tables/__mocks__/engines_logic.mock.ts
index bc954790debba..c502b37bf8ecb 100644
--- a/x-pack/plugins/enterprise_search/public/applications/app_search/components/engines/components/tables/__mocks__/engines_logic.mock.ts
+++ b/x-pack/plugins/enterprise_search/public/applications/app_search/components/engines/components/tables/__mocks__/engines_logic.mock.ts
@@ -5,6 +5,10 @@
  * 2.0.
  */
 
+// TODO(jbudz): should be removed when upgrading to TS@4.8
+// this is a skip for the errors created when typechecking with isolatedModules
+export {};
+
 jest.mock('../../..', () => ({
   EnginesLogic: { actions: { deleteEngine: jest.fn() } },
 }));
diff --git a/x-pack/plugins/enterprise_search/public/applications/enterprise_search_content/components/new_index/new_index.tsx b/x-pack/plugins/enterprise_search/public/applications/enterprise_search_content/components/new_index/new_index.tsx
index 4be7638f50cd4..ac8ee6bde87ac 100644
--- a/x-pack/plugins/enterprise_search/public/applications/enterprise_search_content/components/new_index/new_index.tsx
+++ b/x-pack/plugins/enterprise_search/public/applications/enterprise_search_content/components/new_index/new_index.tsx
@@ -33,7 +33,7 @@ import { MethodApi } from './method_api/method_api';
 import { MethodConnector } from './method_connector/method_connector';
 import { MethodCrawler } from './method_crawler/method_crawler';
 
-export const enum IngestionMethodId {
+export enum IngestionMethodId {
   api = 'api',
   connector = 'connector',
   crawler = 'crawler',
diff --git a/x-pack/plugins/enterprise_search/public/applications/enterprise_search_content/types.ts b/x-pack/plugins/enterprise_search/public/applications/enterprise_search_content/types.ts
index 036a9d41e6edf..e77cd1bf1401e 100644
--- a/x-pack/plugins/enterprise_search/public/applications/enterprise_search_content/types.ts
+++ b/x-pack/plugins/enterprise_search/public/applications/enterprise_search_content/types.ts
@@ -11,13 +11,13 @@ export interface Crawler {
   domains: [];
 }
 
-export const enum IngestionMethod {
+export enum IngestionMethod {
   CONNECTOR = 'connector',
   CRAWLER = 'crawler',
   API = 'api',
 }
 
-export const enum IngestionStatus {
+export enum IngestionStatus {
   CONFIGURED,
   CONNECTED,
   ERROR,
diff --git a/x-pack/plugins/fleet/public/components/agent_enrollment_flyout/agent_enrollment_flyout.test.mocks.ts b/x-pack/plugins/fleet/public/components/agent_enrollment_flyout/agent_enrollment_flyout.test.mocks.ts
index 05fd78c7ecf60..8c3a567a8f896 100644
--- a/x-pack/plugins/fleet/public/components/agent_enrollment_flyout/agent_enrollment_flyout.test.mocks.ts
+++ b/x-pack/plugins/fleet/public/components/agent_enrollment_flyout/agent_enrollment_flyout.test.mocks.ts
@@ -5,6 +5,10 @@
  * 2.0.
  */
 
+// TODO(jbudz): should be removed when upgrading to TS@4.8
+// this is a skip for the errors created when typechecking with isolatedModules
+export {};
+
 jest.mock('../../hooks', () => {
   return {
     ...jest.requireActual('../../hooks'),
diff --git a/x-pack/plugins/index_management/__jest__/client_integration/helpers/mocks.ts b/x-pack/plugins/index_management/__jest__/client_integration/helpers/mocks.ts
index c0c2c179607bf..7b67e364b634d 100644
--- a/x-pack/plugins/index_management/__jest__/client_integration/helpers/mocks.ts
+++ b/x-pack/plugins/index_management/__jest__/client_integration/helpers/mocks.ts
@@ -5,6 +5,10 @@
  * 2.0.
  */
 
+// TODO(jbudz): should be removed when upgrading to TS@4.8
+// this is a skip for the errors created when typechecking with isolatedModules
+export {};
+
 (window as any).Worker = class Worker {
   onmessage() {}
   postMessage() {}
diff --git a/x-pack/plugins/infra/server/lib/adapters/log_entries/adapter_types.ts b/x-pack/plugins/infra/server/lib/adapters/log_entries/adapter_types.ts
deleted file mode 100644
index 1fec1c76430eb..0000000000000
--- a/x-pack/plugins/infra/server/lib/adapters/log_entries/adapter_types.ts
+++ /dev/null
@@ -1,6 +0,0 @@
-/*
- * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
- * or more contributor license agreements. Licensed under the Elastic License
- * 2.0; you may not use this file except in compliance with the Elastic License
- * 2.0.
- */
diff --git a/x-pack/plugins/infra/server/lib/adapters/log_entries/index.ts b/x-pack/plugins/infra/server/lib/adapters/log_entries/index.ts
deleted file mode 100644
index 1fec1c76430eb..0000000000000
--- a/x-pack/plugins/infra/server/lib/adapters/log_entries/index.ts
+++ /dev/null
@@ -1,6 +0,0 @@
-/*
- * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
- * or more contributor license agreements. Licensed under the Elastic License
- * 2.0; you may not use this file except in compliance with the Elastic License
- * 2.0.
- */
diff --git a/x-pack/plugins/lists/common/index.ts b/x-pack/plugins/lists/common/index.ts
index a9aa96c2d9c60..148d6a6a5c007 100644
--- a/x-pack/plugins/lists/common/index.ts
+++ b/x-pack/plugins/lists/common/index.ts
@@ -5,6 +5,10 @@
  * 2.0.
  */
 
+// TODO(jbudz): should be removed when upgrading to TS@4.8
+// this is a skip for the errors created when typechecking with isolatedModules
+export {};
+
 // Careful of exporting anything from this file as any file(s) you export here will cause your page bundle size to increase.
 // If you're using functions/types/etc... internally it's best to import directly from their paths than expose the functions/types/etc... here.
 // You should _only_ expose functions/types/etc... that need to be shared with other plugins here.
diff --git a/x-pack/plugins/maps/public/connected_components/toolbar_overlay/set_view_control/number_form_row.tsx b/x-pack/plugins/maps/public/connected_components/toolbar_overlay/set_view_control/number_form_row.tsx
deleted file mode 100644
index 1fec1c76430eb..0000000000000
--- a/x-pack/plugins/maps/public/connected_components/toolbar_overlay/set_view_control/number_form_row.tsx
+++ /dev/null
@@ -1,6 +0,0 @@
-/*
- * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
- * or more contributor license agreements. Licensed under the Elastic License
- * 2.0; you may not use this file except in compliance with the Elastic License
- * 2.0.
- */
diff --git a/x-pack/plugins/ml/server/routes/apidoc_scripts/schema_parser.ts b/x-pack/plugins/ml/server/routes/apidoc_scripts/schema_parser.ts
index 11fe3af1a40b7..90515d7e96a3b 100644
--- a/x-pack/plugins/ml/server/routes/apidoc_scripts/schema_parser.ts
+++ b/x-pack/plugins/ml/server/routes/apidoc_scripts/schema_parser.ts
@@ -5,6 +5,10 @@
  * 2.0.
  */
 
+// TODO(jbudz): should be removed when upgrading to TS@4.8
+// this is a skip for the errors created when typechecking with isolatedModules
+export {};
+
 function parse(content?: string) {
   const schema = typeof content === 'string' && content.trim();
 
diff --git a/x-pack/plugins/observability/common/progressive_loading.ts b/x-pack/plugins/observability/common/progressive_loading.ts
index 04063c8a9cf79..f4a97d3c6b5a3 100644
--- a/x-pack/plugins/observability/common/progressive_loading.ts
+++ b/x-pack/plugins/observability/common/progressive_loading.ts
@@ -5,7 +5,7 @@
  * 2.0.
  */
 
-export const enum ProgressiveLoadingQuality {
+export enum ProgressiveLoadingQuality {
   low = 'low',
   medium = 'medium',
   high = 'high',
diff --git a/x-pack/plugins/observability/public/pages/alerts/components/alerts_search_bar.tsx b/x-pack/plugins/observability/public/pages/alerts/components/alerts_search_bar.tsx
deleted file mode 100644
index 1fec1c76430eb..0000000000000
--- a/x-pack/plugins/observability/public/pages/alerts/components/alerts_search_bar.tsx
+++ /dev/null
@@ -1,6 +0,0 @@
-/*
- * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
- * or more contributor license agreements. Licensed under the Elastic License
- * 2.0; you may not use this file except in compliance with the Elastic License
- * 2.0.
- */
diff --git a/x-pack/plugins/osquery/cypress/plugins/index.ts b/x-pack/plugins/osquery/cypress/plugins/index.ts
index 7e135eb15c56e..f5d97d5cfd007 100644
--- a/x-pack/plugins/osquery/cypress/plugins/index.ts
+++ b/x-pack/plugins/osquery/cypress/plugins/index.ts
@@ -21,6 +21,10 @@
 /**
  * @type {Cypress.PluginConfig}
  */
+// TODO: we should be able to remove this ts-ignore while using isolatedModules
+// this is a skip for the errors created when typechecking with isolatedModules
+// eslint-disable-next-line @typescript-eslint/ban-ts-comment
+// @ts-ignore
 // eslint-disable-next-line @typescript-eslint/no-explicit-any
 module.exports = (on: any, config: any) => {
   // eslint-disable-next-line @typescript-eslint/no-var-requires, import/no-extraneous-dependencies
diff --git a/x-pack/plugins/osquery/cypress/support/coverage.ts b/x-pack/plugins/osquery/cypress/support/coverage.ts
index 9278edfcc6ddd..ddcb99477e916 100644
--- a/x-pack/plugins/osquery/cypress/support/coverage.ts
+++ b/x-pack/plugins/osquery/cypress/support/coverage.ts
@@ -10,6 +10,10 @@
 // / <reference types="cypress" />
 // @ts-check
 
+// TODO: we should be able to remove this ts-ignore while using isolatedModules
+// this is a skip for the errors created when typechecking with isolatedModules
+// @ts-ignore
+
 const dayjs = require('dayjs');
 const duration = require('dayjs/plugin/duration');
 // const { filterSpecsFromCoverage } = require('./support-utils');
diff --git a/x-pack/plugins/rollup/public/test/client_integration/helpers/jest.mocks.tsx b/x-pack/plugins/rollup/public/test/client_integration/helpers/jest.mocks.tsx
index 6b763fec07a66..94f1f5dc78391 100644
--- a/x-pack/plugins/rollup/public/test/client_integration/helpers/jest.mocks.tsx
+++ b/x-pack/plugins/rollup/public/test/client_integration/helpers/jest.mocks.tsx
@@ -5,6 +5,10 @@
  * 2.0.
  */
 
+// TODO(jbudz): should be removed when upgrading to TS@4.8
+// this is a skip for the errors created when typechecking with isolatedModules
+export {};
+
 jest.mock('lodash', () => ({
   ...jest.requireActual('lodash'),
   debounce: (fn: () => unknown) => fn,
diff --git a/x-pack/plugins/security_solution/common/detection_engine/rule_management/api/urls.ts b/x-pack/plugins/security_solution/common/detection_engine/rule_management/api/urls.ts
deleted file mode 100644
index 1fec1c76430eb..0000000000000
--- a/x-pack/plugins/security_solution/common/detection_engine/rule_management/api/urls.ts
+++ /dev/null
@@ -1,6 +0,0 @@
-/*
- * Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one
- * or more contributor license agreements. Licensed under the Elastic License
- * 2.0; you may not use this file except in compliance with the Elastic License
- * 2.0.
- */
diff --git a/x-pack/plugins/security_solution/common/index.ts b/x-pack/plugins/security_solution/common/index.ts
index a9aa96c2d9c60..148d6a6a5c007 100644
--- a/x-pack/plugins/security_solution/common/index.ts
+++ b/x-pack/plugins/security_solution/common/index.ts
@@ -5,6 +5,10 @@
  * 2.0.
  */
 
+// TODO(jbudz): should be removed when upgrading to TS@4.8
+// this is a skip for the errors created when typechecking with isolatedModules
+export {};
+
 // Careful of exporting anything from this file as any file(s) you export here will cause your page bundle size to increase.
 // If you're using functions/types/etc... internally it's best to import directly from their paths than expose the functions/types/etc... here.
 // You should _only_ expose functions/types/etc... that need to be shared with other plugins here.
diff --git a/x-pack/plugins/security_solution/common/search_strategy/security_solution/risk_score/all/index.ts b/x-pack/plugins/security_solution/common/search_strategy/security_solution/risk_score/all/index.ts
index b35a6aa154999..531dcfefe2f62 100644
--- a/x-pack/plugins/security_solution/common/search_strategy/security_solution/risk_score/all/index.ts
+++ b/x-pack/plugins/security_solution/common/search_strategy/security_solution/risk_score/all/index.ts
@@ -72,7 +72,7 @@ export interface RuleRisk {
 
 export type RiskScoreSortField = SortField<RiskScoreFields>;
 
-export const enum RiskScoreFields {
+export enum RiskScoreFields {
   timestamp = '@timestamp',
   hostName = 'host.name',
   hostRiskScore = 'host.risk.calculated_score_norm',
@@ -97,7 +97,7 @@ export interface RiskScoreItem {
   [RiskScoreFields.alertsCount]: Maybe<number>;
 }
 
-export const enum RiskSeverity {
+export enum RiskSeverity {
   unknown = 'Unknown',
   low = 'Low',
   moderate = 'Moderate',
diff --git a/x-pack/plugins/security_solution/common/search_strategy/security_solution/risk_score/common/index.ts b/x-pack/plugins/security_solution/common/search_strategy/security_solution/risk_score/common/index.ts
index f373b4dc8874d..a95ef1f41d823 100644
--- a/x-pack/plugins/security_solution/common/search_strategy/security_solution/risk_score/common/index.ts
+++ b/x-pack/plugins/security_solution/common/search_strategy/security_solution/risk_score/common/index.ts
@@ -43,7 +43,7 @@ export enum RiskQueries {
   kpiRiskScore = 'kpiRiskScore',
 }
 
-export const enum RiskScoreEntity {
+export enum RiskScoreEntity {
   host = 'host',
   user = 'user',
 }
diff --git a/x-pack/plugins/security_solution/cypress/tasks/risk_scores/common.ts b/x-pack/plugins/security_solution/cypress/tasks/risk_scores/common.ts
index 03a064a4c7635..87769e264bf53 100644
--- a/x-pack/plugins/security_solution/cypress/tasks/risk_scores/common.ts
+++ b/x-pack/plugins/security_solution/cypress/tasks/risk_scores/common.ts
@@ -4,7 +4,7 @@
  * 2.0; you may not use this file except in compliance with the Elastic License
  * 2.0.
  */
-export const enum RiskScoreEntity {
+export enum RiskScoreEntity {
   host = 'host',
   user = 'user',
 }
diff --git a/x-pack/plugins/security_solution/public/common/components/guided_onboarding_tour/tour_config.ts b/x-pack/plugins/security_solution/public/common/components/guided_onboarding_tour/tour_config.ts
index 2fc2c2dfe74ad..6b0300ed80110 100644
--- a/x-pack/plugins/security_solution/public/common/components/guided_onboarding_tour/tour_config.ts
+++ b/x-pack/plugins/security_solution/public/common/components/guided_onboarding_tour/tour_config.ts
@@ -9,12 +9,12 @@ import type { EuiTourStepProps } from '@elastic/eui';
 import { i18n } from '@kbn/i18n';
 import type { ElementTarget } from '@elastic/eui/src/services/findElement';
 
-export const enum SecurityStepId {
+export enum SecurityStepId {
   rules = 'rules',
   alertsCases = 'alertsCases',
 }
 
-export const enum AlertsCasesTourSteps {
+export enum AlertsCasesTourSteps {
   none = 0,
   pointToAlertName = 1,
   expandEvent = 2,
diff --git a/x-pack/plugins/security_solution/public/common/components/ml/anomaly/use_anomalies_search.ts b/x-pack/plugins/security_solution/public/common/components/ml/anomaly/use_anomalies_search.ts
index 90025eb8d65fe..5f2ba01532fb5 100644
--- a/x-pack/plugins/security_solution/public/common/components/ml/anomaly/use_anomalies_search.ts
+++ b/x-pack/plugins/security_solution/public/common/components/ml/anomaly/use_anomalies_search.ts
@@ -20,7 +20,7 @@ import type { inputsModel } from '../../../store';
 import { useSecurityJobs } from '../../ml_popover/hooks/use_security_jobs';
 import type { SecurityJob } from '../../ml_popover/types';
 
-export const enum AnomalyEntity {
+export enum AnomalyEntity {
   User,
   Host,
 }
diff --git a/x-pack/plugins/security_solution/public/common/mock/formatted_relative.ts b/x-pack/plugins/security_solution/public/common/mock/formatted_relative.ts
index eb4c4ca443c94..e90f0b8fdee2d 100644
--- a/x-pack/plugins/security_solution/public/common/mock/formatted_relative.ts
+++ b/x-pack/plugins/security_solution/public/common/mock/formatted_relative.ts
@@ -5,6 +5,10 @@
  * 2.0.
  */
 
+// TODO(jbudz): should be removed when upgrading to TS@4.8
+// this is a skip for the errors created when typechecking with isolatedModules
+export {};
+
 jest.mock('@kbn/i18n-react', () => {
   const originalModule = jest.requireActual('@kbn/i18n-react');
   const FormattedRelative = jest.fn().mockImplementation(() => '20 hours ago');
diff --git a/x-pack/plugins/security_solution/public/common/mock/match_media.ts b/x-pack/plugins/security_solution/public/common/mock/match_media.ts
index 722f4c3917ea0..f3c9774c709d9 100644
--- a/x-pack/plugins/security_solution/public/common/mock/match_media.ts
+++ b/x-pack/plugins/security_solution/public/common/mock/match_media.ts
@@ -5,6 +5,10 @@
  * 2.0.
  */
 
+// TODO(jbudz): should be removed when upgrading to TS@4.8
+// this is a skip for the errors created when typechecking with isolatedModules
+export {};
+
 window.matchMedia = jest.fn().mockImplementation((query) => {
   return {
     matches: false,
diff --git a/x-pack/plugins/security_solution/public/common/store/inputs/constants.ts b/x-pack/plugins/security_solution/public/common/store/inputs/constants.ts
index 8bd663d88f812..8f094e8dc6a43 100644
--- a/x-pack/plugins/security_solution/public/common/store/inputs/constants.ts
+++ b/x-pack/plugins/security_solution/public/common/store/inputs/constants.ts
@@ -5,7 +5,7 @@
  * 2.0.
  */
 
-export const enum InputsModelId {
+export enum InputsModelId {
   global = 'global',
   timeline = 'timeline',
   socTrends = 'socTrends',
diff --git a/x-pack/plugins/security_solution/public/management/pages/policy/view/tabs/policy_tabs.tsx b/x-pack/plugins/security_solution/public/management/pages/policy/view/tabs/policy_tabs.tsx
index b9a7e1cda040e..9728e89e539e8 100644
--- a/x-pack/plugins/security_solution/public/management/pages/policy/view/tabs/policy_tabs.tsx
+++ b/x-pack/plugins/security_solution/public/management/pages/policy/view/tabs/policy_tabs.tsx
@@ -53,7 +53,7 @@ import { SEARCHABLE_FIELDS as BLOCKLISTS_SEARCHABLE_FIELDS } from '../../../bloc
 import type { PolicyDetailsRouteState } from '../../../../../../common/endpoint/types';
 import { useListArtifact } from '../../../../hooks/artifacts';
 
-const enum PolicyTabKeys {
+enum PolicyTabKeys {
   SETTINGS = 'settings',
   TRUSTED_APPS = 'trustedApps',
   EVENT_FILTERS = 'eventFilters',
diff --git a/x-pack/plugins/security_solution/public/risk_score/containers/index.ts b/x-pack/plugins/security_solution/public/risk_score/containers/index.ts
index 605bbd7d0d6b1..21995266f0902 100644
--- a/x-pack/plugins/security_solution/public/risk_score/containers/index.ts
+++ b/x-pack/plugins/security_solution/public/risk_score/containers/index.ts
@@ -13,12 +13,12 @@ import type {
 export * from './all';
 export * from './kpi';
 
-export const enum UserRiskScoreQueryId {
+export enum UserRiskScoreQueryId {
   USERS_BY_RISK = 'UsersByRisk',
   USER_DETAILS_RISK_SCORE = 'UserDetailsRiskScore',
 }
 
-export const enum HostRiskScoreQueryId {
+export enum HostRiskScoreQueryId {
   DEFAULT = 'HostRiskScore',
   HOST_DETAILS_RISK_SCORE = 'HostDetailsRiskScore',
   OVERVIEW_RISKY_HOSTS = 'OverviewRiskyHosts',
diff --git a/x-pack/plugins/security_solution/server/__mocks__/action.mock.ts b/x-pack/plugins/security_solution/server/__mocks__/action.mock.ts
index 2a430c47cc127..e54aeb9745f9d 100644
--- a/x-pack/plugins/security_solution/server/__mocks__/action.mock.ts
+++ b/x-pack/plugins/security_solution/server/__mocks__/action.mock.ts
@@ -6,4 +6,4 @@
  */
 
 // See: https://github.com/elastic/kibana/issues/117255, this creates mocks to avoid memory leaks from kibana core.
-module.exports = {};
+export {};
diff --git a/x-pack/plugins/security_solution/server/lib/detection_engine/prebuilt_rules/content/prepackaged_rules/notice.ts b/x-pack/plugins/security_solution/server/lib/detection_engine/prebuilt_rules/content/prepackaged_rules/notice.ts
index 86d95c1e021b4..0cccc1fc6a215 100644
--- a/x-pack/plugins/security_solution/server/lib/detection_engine/prebuilt_rules/content/prepackaged_rules/notice.ts
+++ b/x-pack/plugins/security_solution/server/lib/detection_engine/prebuilt_rules/content/prepackaged_rules/notice.ts
@@ -1,5 +1,9 @@
 /* eslint-disable @kbn/eslint/require-license-header */
 
+// TODO(jbudz): should be removed when upgrading to TS@4.8
+// this is a skip for the errors created when typechecking with isolatedModules
+export {};
+
 /* @notice
  * Detection Rules
  * Copyright 2021 Elasticsearch B.V.
diff --git a/x-pack/plugins/session_view/common/types/process_tree/index.ts b/x-pack/plugins/session_view/common/types/process_tree/index.ts
index 07a17fe43d01f..dadc656cc49ab 100644
--- a/x-pack/plugins/session_view/common/types/process_tree/index.ts
+++ b/x-pack/plugins/session_view/common/types/process_tree/index.ts
@@ -12,7 +12,7 @@ export interface AlertStatusEventEntityIdMap {
   };
 }
 
-export const enum ProcessEventAlertCategory {
+export enum ProcessEventAlertCategory {
   all = 'all',
   file = 'file',
   network = 'network',
@@ -25,12 +25,12 @@ export interface AlertTypeCount {
 }
 export type DefaultAlertFilterType = 'all';
 
-export const enum EventKind {
+export enum EventKind {
   event = 'event',
   signal = 'signal',
 }
 
-export const enum EventAction {
+export enum EventAction {
   fork = 'fork',
   exec = 'exec',
   end = 'end',
diff --git a/x-pack/plugins/stack_connectors/common/connector_types/security/tines/constants.ts b/x-pack/plugins/stack_connectors/common/connector_types/security/tines/constants.ts
index 513c45bc07b98..f0bfaf602a3d8 100644
--- a/x-pack/plugins/stack_connectors/common/connector_types/security/tines/constants.ts
+++ b/x-pack/plugins/stack_connectors/common/connector_types/security/tines/constants.ts
@@ -8,7 +8,7 @@
 export const TINES_TITLE = 'Tines';
 export const TINES_CONNECTOR_ID = '.tines';
 export const API_MAX_RESULTS = 500;
-export const enum SUB_ACTION {
+export enum SUB_ACTION {
   STORIES = 'stories',
   WEBHOOKS = 'webhooks',
   RUN = 'run',
diff --git a/x-pack/plugins/stack_connectors/server/connector_types/cases/cases_webhook/types.ts b/x-pack/plugins/stack_connectors/server/connector_types/cases/cases_webhook/types.ts
index f9fde29f252e0..c4404748fc33b 100644
--- a/x-pack/plugins/stack_connectors/server/connector_types/cases/cases_webhook/types.ts
+++ b/x-pack/plugins/stack_connectors/server/connector_types/cases/cases_webhook/types.ts
@@ -16,7 +16,7 @@ import {
 } from './schema';
 
 // config definition
-export const enum CasesWebhookMethods {
+export enum CasesWebhookMethods {
   PATCH = 'patch',
   POST = 'post',
   PUT = 'put',
diff --git a/x-pack/plugins/threat_intelligence/common/constants.ts b/x-pack/plugins/threat_intelligence/common/constants.ts
index e5aa41d8ad2f4..63d98c4a60494 100644
--- a/x-pack/plugins/threat_intelligence/common/constants.ts
+++ b/x-pack/plugins/threat_intelligence/common/constants.ts
@@ -12,7 +12,7 @@ export const BARCHART_AGGREGATION_NAME = 'barchartAggregation';
 /**
  * Used inside custom search strategy
  */
-export const enum FactoryQueryType {
+export enum FactoryQueryType {
   IndicatorGrid = 'indicatorGrid',
   Barchart = 'barchart',
 }
diff --git a/x-pack/plugins/threat_intelligence/public/modules/indicators/components/flyout/flyout.tsx b/x-pack/plugins/threat_intelligence/public/modules/indicators/components/flyout/flyout.tsx
index 30fdaa8c9c4da..e177089e0517d 100644
--- a/x-pack/plugins/threat_intelligence/public/modules/indicators/components/flyout/flyout.tsx
+++ b/x-pack/plugins/threat_intelligence/public/modules/indicators/components/flyout/flyout.tsx
@@ -34,7 +34,7 @@ export const SUBTITLE_TEST_ID = 'tiIndicatorFlyoutSubtitle';
 export const TABS_TEST_ID = 'tiIndicatorFlyoutTabs';
 export const MORE_ACTIONS_ID = 'tiIndicatorFlyoutMoreActions';
 
-const enum TAB_IDS {
+enum TAB_IDS {
   overview,
   table,
   json,
diff --git a/x-pack/plugins/triggers_actions_ui/public/application/hooks/use_sub_action.tsx b/x-pack/plugins/triggers_actions_ui/public/application/hooks/use_sub_action.tsx
index 4deab3689fb38..519fd6ba9baa9 100644
--- a/x-pack/plugins/triggers_actions_ui/public/application/hooks/use_sub_action.tsx
+++ b/x-pack/plugins/triggers_actions_ui/public/application/hooks/use_sub_action.tsx
@@ -23,7 +23,7 @@ interface SubActionsState<R> {
   error: Error | null;
 }
 
-const enum SubActionsActionsList {
+enum SubActionsActionsList {
   START,
   STOP,
   SUCCESS,
diff --git a/x-pack/plugins/transform/public/app/sections/transform_management/components/managed_transforms_callout/index.ts b/x-pack/test/ui_capabilities/common/lib/index.ts
similarity index 76%
rename from x-pack/plugins/transform/public/app/sections/transform_management/components/managed_transforms_callout/index.ts
rename to x-pack/test/ui_capabilities/common/lib/index.ts
index 1fec1c76430eb..fbf5d6b6ee0b4 100644
--- a/x-pack/plugins/transform/public/app/sections/transform_management/components/managed_transforms_callout/index.ts
+++ b/x-pack/test/ui_capabilities/common/lib/index.ts
@@ -4,3 +4,6 @@
  * 2.0; you may not use this file except in compliance with the Elastic License
  * 2.0.
  */
+
+export * from './assert_deeply_false';
+export * from './unreachable_error';
diff --git a/x-pack/test/ui_capabilities/common/lib/unreachable_error.ts b/x-pack/test/ui_capabilities/common/lib/unreachable_error.ts
index 04e1ae1f6c1b0..c3941bd725c02 100644
--- a/x-pack/test/ui_capabilities/common/lib/unreachable_error.ts
+++ b/x-pack/test/ui_capabilities/common/lib/unreachable_error.ts
@@ -5,7 +5,7 @@
  * 2.0.
  */
 
-class UnreachableError extends Error {
+export class UnreachableError extends Error {
   constructor(val: never) {
     super(`Unreachable: ${val}`);
   }
diff --git a/x-pack/test/ui_capabilities/security_and_spaces/tests/catalogue.ts b/x-pack/test/ui_capabilities/security_and_spaces/tests/catalogue.ts
index 2844483018e10..1934a22da6ddb 100644
--- a/x-pack/test/ui_capabilities/security_and_spaces/tests/catalogue.ts
+++ b/x-pack/test/ui_capabilities/security_and_spaces/tests/catalogue.ts
@@ -9,6 +9,7 @@ import expect from '@kbn/expect';
 import { mapValues } from 'lodash';
 import { FtrProviderContext } from '../../common/ftr_provider_context';
 import { UICapabilitiesService } from '../../common/services/ui_capabilities';
+import { UnreachableError } from '../../common/lib';
 import { UserAtSpaceScenarios } from '../scenarios';
 
 export default function catalogueTests({ getService }: FtrProviderContext) {
diff --git a/x-pack/test/ui_capabilities/security_and_spaces/tests/foo.ts b/x-pack/test/ui_capabilities/security_and_spaces/tests/foo.ts
index 7e00864b54761..34dca7f6ccbbf 100644
--- a/x-pack/test/ui_capabilities/security_and_spaces/tests/foo.ts
+++ b/x-pack/test/ui_capabilities/security_and_spaces/tests/foo.ts
@@ -8,6 +8,7 @@
 import expect from '@kbn/expect';
 import { FtrProviderContext } from '../../common/ftr_provider_context';
 import { UICapabilitiesService } from '../../common/services/ui_capabilities';
+import { UnreachableError } from '../../common/lib';
 import { UserAtSpaceScenarios } from '../scenarios';
 
 export default function fooTests({ getService }: FtrProviderContext) {
diff --git a/x-pack/test/ui_capabilities/security_and_spaces/tests/nav_links.ts b/x-pack/test/ui_capabilities/security_and_spaces/tests/nav_links.ts
index 7ee9b9a28aa29..5167b611de2b4 100644
--- a/x-pack/test/ui_capabilities/security_and_spaces/tests/nav_links.ts
+++ b/x-pack/test/ui_capabilities/security_and_spaces/tests/nav_links.ts
@@ -10,6 +10,7 @@ import { FtrProviderContext } from '../../common/ftr_provider_context';
 import { NavLinksBuilder } from '../../common/nav_links_builder';
 import { FeaturesService } from '../../common/services';
 import { UICapabilitiesService } from '../../common/services/ui_capabilities';
+import { UnreachableError } from '../../common/lib';
 import { UserAtSpaceScenarios } from '../scenarios';
 
 export default function navLinksTests({ getService }: FtrProviderContext) {
diff --git a/x-pack/test/ui_capabilities/spaces_only/tests/catalogue.ts b/x-pack/test/ui_capabilities/spaces_only/tests/catalogue.ts
index 4b585e4b95c81..60f13694a6326 100644
--- a/x-pack/test/ui_capabilities/spaces_only/tests/catalogue.ts
+++ b/x-pack/test/ui_capabilities/spaces_only/tests/catalogue.ts
@@ -9,6 +9,7 @@ import expect from '@kbn/expect';
 import { mapValues } from 'lodash';
 import { FtrProviderContext } from '../../common/ftr_provider_context';
 import { UICapabilitiesService } from '../../common/services/ui_capabilities';
+import { UnreachableError } from '../../common/lib';
 import { SpaceScenarios } from '../scenarios';
 
 export default function catalogueTests({ getService }: FtrProviderContext) {
diff --git a/x-pack/test/ui_capabilities/spaces_only/tests/foo.ts b/x-pack/test/ui_capabilities/spaces_only/tests/foo.ts
index 68e2ef36302d9..3e8c881b17686 100644
--- a/x-pack/test/ui_capabilities/spaces_only/tests/foo.ts
+++ b/x-pack/test/ui_capabilities/spaces_only/tests/foo.ts
@@ -8,6 +8,7 @@
 import expect from '@kbn/expect';
 import { FtrProviderContext } from '../../common/ftr_provider_context';
 import { UICapabilitiesService } from '../../common/services/ui_capabilities';
+import { UnreachableError } from '../../common/lib';
 import { SpaceScenarios } from '../scenarios';
 
 export default function fooTests({ getService }: FtrProviderContext) {
diff --git a/x-pack/test/ui_capabilities/spaces_only/tests/nav_links.ts b/x-pack/test/ui_capabilities/spaces_only/tests/nav_links.ts
index 4b0ee87c00abb..7301bcef177d0 100644
--- a/x-pack/test/ui_capabilities/spaces_only/tests/nav_links.ts
+++ b/x-pack/test/ui_capabilities/spaces_only/tests/nav_links.ts
@@ -10,6 +10,7 @@ import { FtrProviderContext } from '../../common/ftr_provider_context';
 import { NavLinksBuilder } from '../../common/nav_links_builder';
 import { FeaturesService } from '../../common/services';
 import { UICapabilitiesService } from '../../common/services/ui_capabilities';
+import { UnreachableError } from '../../common/lib';
 import { SpaceScenarios } from '../scenarios';
 
 export default function navLinksTests({ getService }: FtrProviderContext) {