feat(kit): fix pr comments

projects/cdk/types/array-or-value.ts

@@ -0,0 +1 @@
+export type TuiArrayOrValue<T> = T | readonly T[];

projects/cdk/types/index.ts

@@ -1,3 +1,4 @@
+export * from './array-or-value';
 export * from './autocomplete';
 export * from './date-mode';
 export * from './deep-partial';

projects/cdk/utils/miscellaneous/index.ts

@@ -20,4 +20,5 @@ export * from './mark-control-as-touched-and-validate';
 export * from './nullable-same';
 export * from './object-from-entries';
 export * from './provide-options';
+export * from './to-array';
 export * from './uniq-by';

projects/cdk/utils/miscellaneous/to-array.ts

@@ -0,0 +1,3 @@
+export function tuiToArray<T>(value: T | readonly T[]): readonly T[] {
+    return Array.isArray(value) ? value : [value];
+}

projects/kit/directives/highlight/highlight.directive.ts

@@ -13,27 +13,23 @@ import {
 } from '@angular/core';
 import {
     svgNodeFilter,
+    TuiArrayOrValue,
     TuiDestroyService,
     tuiIsNumber,
     tuiIsString,
     TuiResizeService,
+    tuiToArray,
 } from '@taiga-ui/cdk';
 import {Observable, Subject} from 'rxjs';
 import {mergeAll, switchMap, takeUntil} from 'rxjs/operators';
 
 import {TuiHighlightComponent} from './highlight.component';
 
-type TuiArrayOrValue<T> = T | readonly T[];
-
 interface TuiHighlightOccurrence {
     index: number;
     length: number;
 }
 
-function tuiToArray<T>(value: T | readonly T[]): readonly T[] {
-    return Array.isArray(value) ? value : [value];
-}
-
 @Directive({
     selector: '[tuiHighlight]',
     host: {