[ML] Use unknown instead of any for type guards. (#94090)

x-pack/plugins/transform/common/api_schemas/type_guards.ts

@@ -35,18 +35,18 @@ const isGenericResponseSchema = <T>(arg: any): arg is T => {
   );
 };
 
-export const isGetTransformsResponseSchema = (arg: any): arg is GetTransformsResponseSchema => {
+export const isGetTransformsResponseSchema = (arg: unknown): arg is GetTransformsResponseSchema => {
   return isGenericResponseSchema<GetTransformsResponseSchema>(arg);
 };
 
 export const isGetTransformsStatsResponseSchema = (
-  arg: any
+  arg: unknown
 ): arg is GetTransformsStatsResponseSchema => {
   return isGenericResponseSchema<GetTransformsStatsResponseSchema>(arg);
 };
 
 export const isDeleteTransformsResponseSchema = (
-  arg: any
+  arg: unknown
 ): arg is DeleteTransformsResponseSchema => {
   return (
     isPopulatedObject(arg) &&
@@ -54,26 +54,28 @@ export const isDeleteTransformsResponseSchema = (
   );
 };
 
-export const isEsIndices = (arg: any): arg is EsIndex[] => {
+export const isEsIndices = (arg: unknown): arg is EsIndex[] => {
   return Array.isArray(arg);
 };
 
-export const isEsSearchResponse = (arg: any): arg is SearchResponse7 => {
+export const isEsSearchResponse = (arg: unknown): arg is SearchResponse7 => {
   return isPopulatedObject(arg) && {}.hasOwnProperty.call(arg, 'hits');
 };
 
-export const isFieldHistogramsResponseSchema = (arg: any): arg is FieldHistogramsResponseSchema => {
+export const isFieldHistogramsResponseSchema = (
+  arg: unknown
+): arg is FieldHistogramsResponseSchema => {
   return Array.isArray(arg);
 };
 
 export const isGetTransformsAuditMessagesResponseSchema = (
-  arg: any
+  arg: unknown
 ): arg is GetTransformsAuditMessagesResponseSchema => {
   return Array.isArray(arg);
 };
 
 export const isPostTransformsPreviewResponseSchema = (
-  arg: any
+  arg: unknown
 ): arg is PostTransformsPreviewResponseSchema => {
   return (
     isPopulatedObject(arg) &&
@@ -85,12 +87,12 @@ export const isPostTransformsPreviewResponseSchema = (
 };
 
 export const isPostTransformsUpdateResponseSchema = (
-  arg: any
+  arg: unknown
 ): arg is PostTransformsUpdateResponseSchema => {
   return isPopulatedObject(arg) && {}.hasOwnProperty.call(arg, 'id') && typeof arg.id === 'string';
 };
 
-export const isPutTransformsResponseSchema = (arg: any): arg is PutTransformsResponseSchema => {
+export const isPutTransformsResponseSchema = (arg: unknown): arg is PutTransformsResponseSchema => {
   return (
     isPopulatedObject(arg) &&
     {}.hasOwnProperty.call(arg, 'transformsCreated') &&
@@ -100,13 +102,17 @@ export const isPutTransformsResponseSchema = (arg: any): arg is PutTransformsRes
   );
 };
 
-const isGenericSuccessResponseSchema = (arg: any) =>
+const isGenericSuccessResponseSchema = (arg: unknown) =>
   isPopulatedObject(arg) && Object.values(arg).every((d) => ({}.hasOwnProperty.call(d, 'success')));
 
-export const isStartTransformsResponseSchema = (arg: any): arg is StartTransformsResponseSchema => {
+export const isStartTransformsResponseSchema = (
+  arg: unknown
+): arg is StartTransformsResponseSchema => {
   return isGenericSuccessResponseSchema(arg);
 };
 
-export const isStopTransformsResponseSchema = (arg: any): arg is StopTransformsResponseSchema => {
+export const isStopTransformsResponseSchema = (
+  arg: unknown
+): arg is StopTransformsResponseSchema => {
   return isGenericSuccessResponseSchema(arg);
 };

x-pack/plugins/transform/common/types/transform.ts

@@ -7,6 +7,7 @@
 
 import { EuiComboBoxOptionOption } from '@elastic/eui/src/components/combo_box/types';
 import type { LatestFunctionConfig, PutTransformsRequestSchema } from '../api_schemas/transforms';
+import { isPopulatedObject } from '../utils/object_utils';
 import { PivotGroupByDict } from './pivot_group_by';
 import { PivotAggDict } from './pivot_aggs';
 
@@ -44,14 +45,12 @@ export type TransformLatestConfig = Omit<TransformBaseConfig, 'pivot'> & {
 
 export type TransformConfigUnion = TransformPivotConfig | TransformLatestConfig;
 
-export function isPivotTransform(
-  transform: TransformBaseConfig
-): transform is TransformPivotConfig {
-  return transform.hasOwnProperty('pivot');
+export function isPivotTransform(transform: unknown): transform is TransformPivotConfig {
+  return isPopulatedObject(transform) && transform.hasOwnProperty('pivot');
 }
 
-export function isLatestTransform(transform: any): transform is TransformLatestConfig {
-  return transform.hasOwnProperty('latest');
+export function isLatestTransform(transform: unknown): transform is TransformLatestConfig {
+  return isPopulatedObject(transform) && transform.hasOwnProperty('latest');
 }
 
 export interface LatestFunctionConfigUI {

x-pack/plugins/transform/common/types/transform_stats.ts

@@ -6,6 +6,7 @@
  */
 
 import { TransformState, TRANSFORM_STATE } from '../constants';
+import { isPopulatedObject } from '../utils/object_utils';
 import { TransformId } from './transform';
 
 export interface TransformStats {
@@ -55,11 +56,12 @@ export interface TransformStats {
   state: TransformState;
 }
 
-export function isTransformStats(arg: any): arg is TransformStats {
+function isTransformState(arg: unknown): arg is TransformState {
+  return typeof arg === 'string' && Object.values(TRANSFORM_STATE).includes(arg as TransformState);
+}
+
+export function isTransformStats(arg: unknown): arg is TransformStats {
   return (
-    typeof arg === 'object' &&
-    arg !== null &&
-    {}.hasOwnProperty.call(arg, 'state') &&
-    Object.values(TRANSFORM_STATE).includes(arg.state)
+    isPopulatedObject(arg) && {}.hasOwnProperty.call(arg, 'state') && isTransformState(arg.state)
   );
 }

x-pack/plugins/transform/common/utils/errors.ts

@@ -5,6 +5,8 @@
  * 2.0.
  */
 
+import { isPopulatedObject } from './object_utils';
+
 export interface ErrorResponse {
   body: {
     statusCode: number;
@@ -15,16 +17,16 @@ export interface ErrorResponse {
   name: string;
 }
 
-export function isErrorResponse(arg: any): arg is ErrorResponse {
-  return arg?.body?.error !== undefined && arg?.body?.message !== undefined;
+export function isErrorResponse(arg: unknown): arg is ErrorResponse {
+  return isPopulatedObject(arg) && isPopulatedObject(arg.body) && arg?.body?.message !== undefined;
 }
 
-export function getErrorMessage(error: any) {
+export function getErrorMessage(error: unknown) {
   if (isErrorResponse(error)) {
     return `${error.body.error}: ${error.body.message}`;
   }
 
-  if (typeof error === 'object' && typeof error.message === 'string') {
+  if (isPopulatedObject(error) && typeof error.message === 'string') {
     return error.message;
   }
 

x-pack/plugins/transform/common/utils/object_utils.ts

@@ -52,6 +52,6 @@ export const setNestedProperty = (obj: Record<string, any>, accessor: string, va
   return obj;
 };
 
-export const isPopulatedObject = <T = Record<string, any>>(arg: any): arg is T => {
+export const isPopulatedObject = <T = Record<string, unknown>>(arg: unknown): arg is T => {
   return typeof arg === 'object' && arg !== null && Object.keys(arg).length > 0;
 };

x-pack/plugins/transform/public/app/common/aggregations.ts

@@ -9,7 +9,7 @@ import { composeValidators, patternValidator } from '../../../common/shared_impo
 
 import { AggName } from '../../../common/types/aggregations';
 
-export function isAggName(arg: any): arg is AggName {
+export function isAggName(arg: unknown): arg is AggName {
   // allow all characters except `[]>` and must not start or end with a space.
   const validatorFn = composeValidators(
     patternValidator(/^[^\s]/),

x-pack/plugins/transform/public/app/common/pivot_aggs.ts

@@ -14,12 +14,16 @@ import type { Dictionary } from '../../../common/types/common';
 import type { EsFieldName } from '../../../common/types/fields';
 import type { PivotAgg, PivotSupportedAggs } from '../../../common/types/pivot_aggs';
 import { PIVOT_SUPPORTED_AGGS } from '../../../common/types/pivot_aggs';
+import { isPopulatedObject } from '../../../common/utils/object_utils';
 
 import { getAggFormConfig } from '../sections/create_transform/components/step_define/common/get_agg_form_config';
 import { PivotAggsConfigFilter } from '../sections/create_transform/components/step_define/common/filter_agg/types';
 
-export function isPivotSupportedAggs(arg: any): arg is PivotSupportedAggs {
-  return Object.values(PIVOT_SUPPORTED_AGGS).includes(arg);
+export function isPivotSupportedAggs(arg: unknown): arg is PivotSupportedAggs {
+  return (
+    typeof arg === 'string' &&
+    Object.values(PIVOT_SUPPORTED_AGGS).includes(arg as PivotSupportedAggs)
+  );
 }
 
 export const PERCENTILES_AGG_DEFAULT_PERCENTS = [1, 5, 25, 50, 75, 95, 99];
@@ -160,8 +164,9 @@ export type PivotAggsConfigWithUiSupport =
   | PivotAggsConfigPercentiles
   | PivotAggsConfigWithExtendedForm;
 
-export function isPivotAggsConfigWithUiSupport(arg: any): arg is PivotAggsConfigWithUiSupport {
+export function isPivotAggsConfigWithUiSupport(arg: unknown): arg is PivotAggsConfigWithUiSupport {
   return (
+    isPopulatedObject(arg) &&
     arg.hasOwnProperty('agg') &&
     arg.hasOwnProperty('aggName') &&
     arg.hasOwnProperty('dropDownName') &&
@@ -175,12 +180,13 @@ export function isPivotAggsConfigWithUiSupport(arg: any): arg is PivotAggsConfig
  */
 type PivotAggsConfigWithExtendedForm = PivotAggsConfigFilter;
 
-export function isPivotAggsWithExtendedForm(arg: any): arg is PivotAggsConfigWithExtendedForm {
-  return arg.hasOwnProperty('AggFormComponent');
+export function isPivotAggsWithExtendedForm(arg: unknown): arg is PivotAggsConfigWithExtendedForm {
+  return isPopulatedObject(arg) && arg.hasOwnProperty('AggFormComponent');
 }
 
-export function isPivotAggsConfigPercentiles(arg: any): arg is PivotAggsConfigPercentiles {
+export function isPivotAggsConfigPercentiles(arg: unknown): arg is PivotAggsConfigPercentiles {
   return (
+    isPopulatedObject(arg) &&
     arg.hasOwnProperty('agg') &&
     arg.hasOwnProperty('field') &&
     arg.hasOwnProperty('percents') &&

x-pack/plugins/transform/public/app/common/pivot_group_by.ts

@@ -9,6 +9,7 @@ import { AggName } from '../../../common/types/aggregations';
 import { Dictionary } from '../../../common/types/common';
 import { EsFieldName } from '../../../common/types/fields';
 import { GenericAgg } from '../../../common/types/pivot_group_by';
+import { isPopulatedObject } from '../../../common/utils/object_utils';
 import { KBN_FIELD_TYPES } from '../../../../../../src/plugins/data/common';
 import { PivotAggsConfigWithUiSupport } from './pivot_aggs';
 
@@ -81,8 +82,9 @@ export type PivotGroupByConfig =
 export type PivotGroupByConfigWithUiSupportDict = Dictionary<GroupByConfigWithUiSupport>;
 export type PivotGroupByConfigDict = Dictionary<PivotGroupByConfig>;
 
-export function isGroupByDateHistogram(arg: any): arg is GroupByDateHistogram {
+export function isGroupByDateHistogram(arg: unknown): arg is GroupByDateHistogram {
   return (
+    isPopulatedObject(arg) &&
     arg.hasOwnProperty('agg') &&
     arg.hasOwnProperty('field') &&
     arg.hasOwnProperty('calendar_interval') &&
@@ -90,8 +92,9 @@ export function isGroupByDateHistogram(arg: any): arg is GroupByDateHistogram {
   );
 }
 
-export function isGroupByHistogram(arg: any): arg is GroupByHistogram {
+export function isGroupByHistogram(arg: unknown): arg is GroupByHistogram {
   return (
+    isPopulatedObject(arg) &&
     arg.hasOwnProperty('agg') &&
     arg.hasOwnProperty('field') &&
     arg.hasOwnProperty('interval') &&
@@ -99,15 +102,16 @@ export function isGroupByHistogram(arg: any): arg is GroupByHistogram {
   );
 }
 
-export function isGroupByTerms(arg: any): arg is GroupByTerms {
+export function isGroupByTerms(arg: unknown): arg is GroupByTerms {
   return (
+    isPopulatedObject(arg) &&
     arg.hasOwnProperty('agg') &&
     arg.hasOwnProperty('field') &&
     arg.agg === PIVOT_SUPPORTED_GROUP_BY_AGGS.TERMS
   );
 }
 
-export function isPivotGroupByConfigWithUiSupport(arg: any): arg is GroupByConfigWithUiSupport {
+export function isPivotGroupByConfigWithUiSupport(arg: unknown): arg is GroupByConfigWithUiSupport {
   return isGroupByDateHistogram(arg) || isGroupByHistogram(arg) || isGroupByTerms(arg);
 }
 
@@ -119,6 +123,6 @@ export function getEsAggFromGroupByConfig(groupByConfig: GroupByConfigBase): Gen
   };
 }
 
-export function isPivotAggConfigWithUiSupport(arg: any): arg is PivotAggsConfigWithUiSupport {
-  return arg.hasOwnProperty('agg') && arg.hasOwnProperty('field');
+export function isPivotAggConfigWithUiSupport(arg: unknown): arg is PivotAggsConfigWithUiSupport {
+  return isPopulatedObject(arg) && arg.hasOwnProperty('agg') && arg.hasOwnProperty('field');
 }

x-pack/plugins/transform/public/app/common/request.ts

@@ -58,13 +58,19 @@ export function getPivotQuery(search: string | SavedSearchQuery): PivotQuery {
   return search;
 }
 
-export function isSimpleQuery(arg: any): arg is SimpleQuery {
-  return arg.query_string !== undefined;
+export function isSimpleQuery(arg: unknown): arg is SimpleQuery {
+  return isPopulatedObject(arg) && arg.hasOwnProperty('query_string');
 }
 
 export const matchAllQuery = { match_all: {} };
-export function isMatchAllQuery(query: any): boolean {
-  return query.match_all !== undefined && Object.keys(query.match_all).length === 0;
+export function isMatchAllQuery(query: unknown): boolean {
+  return (
+    isPopulatedObject(query) &&
+    query.hasOwnProperty('match_all') &&
+    typeof query.match_all === 'object' &&
+    query.match_all !== null &&
+    Object.keys(query.match_all).length === 0
+  );
 }
 
 export const defaultQuery: PivotQuery = { query_string: { query: '*' } };
@@ -94,7 +100,7 @@ export function getCombinedRuntimeMappings(
     }
   }
 
-  if (isPopulatedObject(combinedRuntimeMappings)) {
+  if (isPopulatedObject<StepDefineExposedState['runtimeMappings']>(combinedRuntimeMappings)) {
     return combinedRuntimeMappings;
   }
   return undefined;

x-pack/plugins/transform/public/app/lib/authorization/components/common.ts

@@ -8,6 +8,7 @@
 import { i18n } from '@kbn/i18n';
 
 import { Privileges } from '../../../../../common/types/privileges';
+import { isPopulatedObject } from '../../../../../common/utils/object_utils';
 
 export interface Capabilities {
   canGetTransform: boolean;
@@ -19,10 +20,9 @@ export interface Capabilities {
 
 export type Privilege = [string, string];
 
-function isPrivileges(arg: any): arg is Privileges {
+function isPrivileges(arg: unknown): arg is Privileges {
   return (
-    typeof arg === 'object' &&
-    arg !== null &&
+    isPopulatedObject(arg) &&
     arg.hasOwnProperty('hasAllPrivileges') &&
     typeof arg.hasAllPrivileges === 'boolean' &&
     arg.hasOwnProperty('missingPrivileges') &&

x-pack/plugins/transform/public/app/sections/create_transform/components/step_define/common/types.ts

@@ -72,7 +72,7 @@ export interface StepDefineExposedState {
   isRuntimeMappingsEditorEnabled: boolean;
 }
 
-export function isRuntimeField(arg: any): arg is RuntimeField {
+export function isRuntimeField(arg: unknown): arg is RuntimeField {
   return (
     isPopulatedObject(arg) &&
     ((Object.keys(arg).length === 1 && arg.hasOwnProperty('type')) ||
@@ -84,18 +84,18 @@ export function isRuntimeField(arg: any): arg is RuntimeField {
             Object.keys(arg.script).length === 1 &&
             arg.script.hasOwnProperty('source') &&
             typeof arg.script.source === 'string')))) &&
-    RUNTIME_FIELD_TYPES.includes(arg.type)
+    RUNTIME_FIELD_TYPES.includes(arg.type as RuntimeType)
   );
 }
 
-export function isRuntimeMappings(arg: any): arg is RuntimeMappings {
+export function isRuntimeMappings(arg: unknown): arg is RuntimeMappings {
   return isPopulatedObject(arg) && Object.values(arg).every((d) => isRuntimeField(d));
 }
 
-export function isPivotPartialRequest(arg: any): arg is { pivot: PivotConfigDefinition } {
+export function isPivotPartialRequest(arg: unknown): arg is { pivot: PivotConfigDefinition } {
   return isPopulatedObject(arg) && arg.hasOwnProperty('pivot');
 }
 
-export function isLatestPartialRequest(arg: any): arg is { latest: LatestFunctionConfig } {
+export function isLatestPartialRequest(arg: unknown): arg is { latest: LatestFunctionConfig } {
   return isPopulatedObject(arg) && arg.hasOwnProperty('latest');
 }

x-pack/plugins/transform/public/app/sections/transform_management/components/edit_transform_flyout/use_edit_transform_flyout.ts

@@ -130,7 +130,7 @@ export const stringValidator: Validator = (value, isOptional = true) => {
   return [];
 };
 
-function parseDurationAboveZero(arg: any, errorMessage: string): ParsedDuration | string[] {
+function parseDurationAboveZero(arg: unknown, errorMessage: string): ParsedDuration | string[] {
   if (typeof arg !== 'string' || arg === null) {
     return [stringNotValidErrorMessage];
   }

x-pack/plugins/transform/public/app/services/navigation/doc_title.ts

@@ -7,10 +7,12 @@
 
 import { textService } from '../text';
 
-class DocTitleService {
-  private changeDocTitle: any = () => {};
+type ChangeDocTitle = (docTitle: string) => void;
 
-  public init(changeDocTitle: any): void {
+class DocTitleService {
+  private changeDocTitle: ChangeDocTitle = () => {};
+
+  public init(changeDocTitle: ChangeDocTitle): void {
     this.changeDocTitle = changeDocTitle;
   }