[ACS-6071] fix JSDoc issues for Core lib (#8942)

* fix jsdoc issues

* docs fixes

* doc fixes

* doc fixes

* fix docs

* fix bugs

lib/core/api/src/lib/adf-http-client.service.ts

@@ -316,6 +316,10 @@ export class AdfHttpClient implements ee.Emitter,JsApiHttpClient {
 
     /**
      * Deserialize an HTTP response body into a value of the specified type.
+     *
+     * @param response response object
+     * @param returnType return type
+     * @returns deserialized object
      */
     private static deserialize<T>(response: HttpResponse<T>, returnType?: Constructor<unknown> | 'blob'): any {
 

lib/core/api/src/lib/alfresco-api/alfresco-api.utils.spec.ts

@@ -21,6 +21,9 @@ describe('AlfrescoApiUtils', () => {
 
     describe('isConstructor', () => {
         class MockClass {}
+        /**
+         * Mock function for tests
+         */
         function mockFUnction() {}
 
         it('should return true for class and functions', () => {

lib/core/api/src/lib/alfresco-api/alfresco-api.utils.ts

@@ -57,6 +57,9 @@ export const getQueryParamsWithCustomEncoder = (obj: Record<string | number, unk
 
 /**
  * Removes null and undefined values from an object.
+ *
+ * @param obj object to process
+ * @returns object with updated values
  */
 export const removeNilValues = (obj: Record<string | number, unknown>) => {
 

lib/core/breadcrumbs/src/_stories/breadcrumb.stories.ts

@@ -29,6 +29,13 @@ type NonFunctionPropertyNames<T> = {[K in keyof T]: T[K] extends () => any ? nev
 type NonFunctionProperties<T> = Pick<T, NonFunctionPropertyNames<T>>;
 type StoryWithoutFunction<T> = NonFunctionProperties<Story<T>>;
 
+/**
+ * Copy storybook story
+ *
+ * @param story story
+ * @param annotations annotations
+ * @returns a copy of the story
+ */
 function storybookCopyStory<T>( story: Story<T>, annotations?: StoryWithoutFunction<T> ): Story<T> {
   const cloned = story.bind({});
   return Object.assign(cloned, annotations);

lib/core/shell/src/lib/shell.module.ts

@@ -43,6 +43,12 @@ export class ShellModule {
   }
 }
 
+/**
+ * Resolve module for routes
+ *
+ * @param routes route configuration
+ * @returns module with providers
+ */
 function getModuleForRoutes(routes: Routes): ModuleWithProviders<ShellModule> {
   const shellLayoutRoute = SHELL_LAYOUT_ROUTE;
 
@@ -56,6 +62,12 @@ function getModuleForRoutes(routes: Routes): ModuleWithProviders<ShellModule> {
   };
 }
 
+/**
+ * Resolve a module for the route configuration
+ *
+ * @param config route configuration
+ * @returns module with providers
+ */
 function getModuleForRouteConfig(config: AppShellRoutesConfig): ModuleWithProviders<ShellModule> {
   const shellLayoutRoute = SHELL_LAYOUT_ROUTE;
 

lib/core/src/lib/api-factories/alfresco-api-v2-loader.service.ts

@@ -20,6 +20,12 @@ import { Injectable } from '@angular/core';
 import { AppConfigService, AppConfigValues } from '../app-config/app-config.service';
 import { AlfrescoApiService } from '../services/alfresco-api.service';
 
+/**
+ * Create a factory to resolve an api service instance
+ *
+ * @param angularAlfrescoApiService loader service
+ * @returns factory function
+ */
 export function createAlfrescoApiInstance(angularAlfrescoApiService: AlfrescoApiLoaderService) {
     return () => angularAlfrescoApiService.init();
 }

lib/core/src/lib/app-config/app-config.loader.ts

@@ -19,6 +19,14 @@ import { AppConfigService, AppConfigValues } from './app-config.service';
 import { StorageService } from '../common/services/storage.service';
 import { AdfHttpClient } from '@alfresco/adf-core/api';
 
+/**
+ * Create a factory to load app configuration
+ *
+ * @param appConfigService app config service
+ * @param storageService storage service
+ * @param adfHttpClient http client
+ * @returns factory function
+ */
 export function loadAppConfig(appConfigService: AppConfigService, storageService: StorageService, adfHttpClient: AdfHttpClient) {
     return () => appConfigService.load().then(() => {
         adfHttpClient.disableCsrf = appConfigService.get<boolean>(AppConfigValues.DISABLECSRF, true);

lib/core/src/lib/app-config/app-config.service.ts

@@ -215,6 +215,7 @@ export class AppConfigService {
     /**
      * Call the discovery API to fetch configuration
      *
+     * @param hostIdp host address
      * @returns Discovery configuration
      */
      loadWellKnown(hostIdp: string): Promise<OpenidConfiguration> {
@@ -234,6 +235,8 @@ export class AppConfigService {
 
     /**
      * OAuth2 configuration
+     *
+     * @returns auth config model
      */
     get oauth2(): OauthConfigModel {
         const config = this.get(AppConfigValues.OAUTHCONFIG, {});

lib/core/src/lib/auth/guard/auth-guard-sso-role.service.spec.ts

@@ -42,6 +42,12 @@ describe('Auth Guard SSO role service', () => {
         routerService = TestBed.inject(Router);
     });
 
+    /**
+     * Spy on user access
+     *
+     * @param realmRoles roles
+     * @param resourceAccess resource access values
+     */
     function spyUserAccess(realmRoles: string[], resourceAccess: any) {
         spyOn(jwtHelperService, 'getAccessToken').and.returnValue('my-access_token');
         spyOn(jwtHelperService, 'decodeToken').and.returnValue({

lib/core/src/lib/auth/oidc/auth-config.service.ts

@@ -21,6 +21,12 @@ import { take } from 'rxjs/operators';
 import { AppConfigService } from '../../app-config/app-config.service';
 import { AuthModuleConfig, AUTH_MODULE_CONFIG } from './auth-config';
 
+/**
+ * Create auth configuration factory
+ *
+ * @param authConfigService auth config service
+ * @returns factory function
+ */
 export function authConfigFactory(authConfigService: AuthConfigService): Promise<AuthConfig> {
     return authConfigService.loadConfig();
 }

lib/core/src/lib/auth/oidc/auth.module.ts

@@ -33,6 +33,14 @@ import { OIDCAuthenticationService } from './oidc-authentication.service';
 import { RedirectAuthService } from './redirect-auth.service';
 import { AuthenticationConfirmationComponent } from './view/authentication-confirmation/authentication-confirmation.component';
 
+/**
+ * Create a Login Factory function
+ *
+ * @param oAuthService auth service
+ * @param storage storage service
+ * @param config auth configuration
+ * @returns a factory function
+ */
 export function loginFactory(oAuthService: OAuthService, storage: OAuthStorage, config: AuthConfig) {
     const service = new RedirectAuthService(oAuthService, storage, config);
     return () => service.init();

lib/core/src/lib/auth/oidc/redirect-auth.service.ts

@@ -34,7 +34,11 @@ export class RedirectAuthService extends AuthService {
   /** Subscribe to errors reaching the IdP. */
   idpUnreachable$!: Observable<Error>;
 
-  /** Get whether the user has valid Id/Access tokens. */
+  /**
+   * Get whether the user has valid Id/Access tokens.
+   *
+   * @returns `true` if the user is authenticated, otherwise `false`
+   */
   get authenticated(): boolean {
     return this.oauthService.hasValidIdToken() && this.oauthService.hasValidAccessToken();
   }

lib/core/src/lib/auth/services/base-authentication.service.ts

@@ -239,7 +239,8 @@ export abstract class BaseAuthenticationService {
         this.redirectUrl = url;
     }
 
-    /** Gets the URL to redirect to after login.
+    /**
+     * Gets the URL to redirect to after login.
      *
      * @returns The redirect URL
      */

lib/core/src/lib/auth/services/identity-group.service.ts

@@ -79,6 +79,7 @@ export class IdentityGroupService implements IdentityGroupServiceInterface {
      *
      * @param groupId The ID of the group
      * @param roles Array of roles to assign
+     * @returns request result
      */
     assignRoles(groupId: string, roles: IdentityRoleModel[]): Observable<any> {
         const url = `${this.identityHost}/groups/${groupId}/role-mappings/realm`;
@@ -92,6 +93,7 @@ export class IdentityGroupService implements IdentityGroupServiceInterface {
      *
      * @param groupId The ID of the group
      * @param roles Array of roles to remove
+     * @returns request result
      */
     removeRoles(groupId: string, roles: IdentityRoleModel[]): Observable<any> {
         const url = `${this.identityHost}/groups/${groupId}/role-mappings/realm`;
@@ -114,6 +116,7 @@ export class IdentityGroupService implements IdentityGroupServiceInterface {
     /**
      * Queries groups.
      *
+     * @param requestQuery query settings
      * @returns Array of user information objects
      */
     queryGroups(requestQuery: IdentityGroupQueryCloudRequestModel): Observable<IdentityGroupQueryResponse> {

lib/core/src/lib/auth/services/identity-role.service.ts

@@ -48,6 +48,8 @@ export class IdentityRoleService {
     /**
      * Ret all roles
      *
+     * @param skipCount skip count
+     * @param size page size
      * @returns List of roles
      */
     getRoles(

lib/core/src/lib/auth/services/identity-user.service.ts

@@ -320,6 +320,7 @@ export class IdentityUserService implements IdentityUserServiceInterface {
     /**
      * Gets details for all users.
      *
+     * @param requestQuery query model
      * @returns Array of user information objects.
      */
     queryUsers(requestQuery: IdentityUserQueryCloudRequestModel): Observable<IdentityUserQueryResponse> {
@@ -396,7 +397,7 @@ export class IdentityUserService implements IdentityUserServiceInterface {
      * Changes user password.
      *
      * @param userId Id of the user.
-     * @param credentials Details of user Credentials.
+     * @param newPassword Details of user Credentials.
      * @returns Empty response when the password changed.
      */
     changePassword(userId: string, newPassword: IdentityUserPasswordModel): Observable<any> {
@@ -499,7 +500,7 @@ export class IdentityUserService implements IdentityUserServiceInterface {
      * Removes assigned roles.
      *
      * @param userId Id of the user.
-     * @param roles Array of roles.
+     * @param removedRoles Array of roles.
      * @returns Empty response when the role removed.
      */
     removeRoles(userId: string, removedRoles: IdentityRoleModel[]): Observable<any> {

lib/core/src/lib/auth/services/jwt-helper.service.ts

@@ -130,12 +130,13 @@ export class JwtHelperService {
     /**
      * Gets a named value from the user access token.
      *
-     * @param accessToken your SSO access token where the value is encode
+     * @param token your SSO access token where the value is encode
      * @param key Key name of the field to retrieve
      * @returns Value from the token
      */
     getValueFromToken<T>(token: string, key: string): T {
-        let value;
+        let value: T;
+
         if (token) {
             const tokenPayload = this.decodeToken(token);
             value = tokenPayload[key];
@@ -156,6 +157,7 @@ export class JwtHelperService {
     /**
      * Gets Client roles.
      *
+     * @param clientName client name
      * @returns Array of client roles
      */
     getClientRoles(clientName: string): string[] {

lib/core/src/lib/auth/services/user-access.service.spec.ts

@@ -36,6 +36,12 @@ describe('UserAccessService', () => {
         appConfigService = TestBed.inject(AppConfigService);
     });
 
+    /**
+     * spy on auth realm access
+     *
+     * @param realmRoles roles
+     * @param resourceAccess access settings
+     */
     function spyRealmAccess(realmRoles: string[], resourceAccess: any) {
         spyOn(jwtHelperService, 'getAccessToken').and.returnValue('my-access_token');
         spyOn(jwtHelperService, 'decodeToken').and.returnValue({
@@ -44,6 +50,12 @@ describe('UserAccessService', () => {
         });
     }
 
+    /**
+     * spy on HxP authorisation
+     *
+     * @param appkey app key
+     * @param roles roles list
+     */
     function spyHxpAuthorization(appkey: string, roles: string[]) {
         spyOn(jwtHelperService, 'getAccessToken').and.returnValue('my-access_token');
         spyOn(jwtHelperService, 'decodeToken').and.returnValue({

lib/core/src/lib/card-view/components/card-view/card-view.component.spec.ts

@@ -247,7 +247,12 @@ describe('CardViewComponent', () => {
         expect(cardViewItemDispatcherComponent.displayLabelForChips).toBe(true);
     });
 
-    function getCardViewItemDispatcherComponent() {
+    /**
+     * Return the card view item dispatcher component
+     *
+     * @returns the dispatcher component instance
+     */
+    function getCardViewItemDispatcherComponent(): CardViewItemDispatcherComponent {
         const cardViewItemDispatcherDebugElement = fixture.debugElement.query(By.directive(CardViewItemDispatcherComponent));
         return cardViewItemDispatcherDebugElement.componentInstance as CardViewItemDispatcherComponent;
     }

lib/core/src/lib/card-view/services/card-view-update.service.ts

@@ -53,7 +53,7 @@ export class CardViewUpdateService implements BaseCardViewUpdate {
     /**
      * Updates the cardview items property
      *
-     * @param notification
+     * @param notification notification value
      */
     updateElement(notification: CardViewBaseItemModel) {
         this.updateItem$.next(notification);

lib/core/src/lib/common/services/directionality-config-factory.ts

@@ -18,6 +18,12 @@
 import { DirectionalityConfigService } from './directionality-config.service';
 
 // eslint-disable-next-line prefer-arrow/prefer-arrow-functions
+/**
+ * Creates a factory for Angular modules
+ *
+ * @param directionalityConfigService service dependency
+ * @returns a factory function
+ */
 export function directionalityConfigFactory(directionalityConfigService: DirectionalityConfigService) {
     return () => directionalityConfigService;
 }

lib/core/src/lib/common/services/dynamic-component-mapper.service.ts

@@ -75,6 +75,9 @@ export abstract class DynamicComponentMapper {
 
     /**
      * Register multiple components
+     *
+     * @param components map of components to register
+     * @param override replace existing components
      */
     register(components: { [key: string]: DynamicComponentResolveFunction }, override: boolean = false) {
         if (components) {

lib/core/src/lib/common/services/user-preferences.service.ts

@@ -217,7 +217,11 @@ export class UserPreferencesService {
         }
     }
 
-    /** Current locale setting. */
+    /**
+     * Current locale setting.
+     *
+     * @returns locale name
+     */
     get locale(): string {
         return this.get(UserPreferenceValues.Locale);
     }

lib/core/src/lib/common/utils/object-utils.ts

@@ -20,8 +20,9 @@ export class ObjectUtils {
      * Gets a value from an object by composed key
      * ObjectUtils.getValue({ item: { nodeType: 'cm:folder' }}, 'item.nodeType') ==> 'cm:folder'
      *
-     * @param target
+     * @param target target object
-     * @param key
+     * @param key object property key
+     * @returns object property value
      */
     static getValue(target: any, key: string): any {
 

lib/core/src/lib/datatable/components/datatable/datatable.component.ts

@@ -103,7 +103,8 @@ export class DataTableComponent implements OnInit, AfterContentInit, OnChanges,
     @Input()
     rows: any[] = [];
 
-    /** Define the sort order of the datatable. Possible values are :
+    /**
+     * Define the sort order of the datatable. Possible values are :
      * [`created`, `desc`], [`created`, `asc`], [`due`, `desc`], [`due`, `asc`]
      */
     @Input()
@@ -113,7 +114,8 @@ export class DataTableComponent implements OnInit, AfterContentInit, OnChanges,
     @Input()
     columns: any[] = [];
 
-    /** Row selection mode. Can be none, `single` or `multiple`. For `multiple` mode,
+    /**
+     * Row selection mode. Can be none, `single` or `multiple`. For `multiple` mode,
      * you can use Cmd (macOS) or Ctrl (Win) modifier key to toggle selection for multiple rows.
      */
     @Input()
@@ -151,7 +153,8 @@ export class DataTableComponent implements OnInit, AfterContentInit, OnChanges,
     @Input()
     contextMenu: boolean = false;
 
-    /** The inline style to apply to every row. See
+    /**
+     * The inline style to apply to every row. See
      * [NgStyle](https://angular.io/docs/ts/latest/api/common/index/NgStyle-directive.html)
      * docs for more details and usage examples.
      */
@@ -198,7 +201,8 @@ export class DataTableComponent implements OnInit, AfterContentInit, OnChanges,
     @Output()
     columnsWidthChanged = new EventEmitter<DataColumn[]>();
 
-    /** Flag that indicates if the datatable is in loading state and needs to show the
+    /**
+     * Flag that indicates if the datatable is in loading state and needs to show the
      * loading template (see the docs to learn how to configure a loading template).
      */
     @Input()

lib/core/src/lib/datatable/data-column/data-column.component.ts

@@ -29,7 +29,8 @@ export class DataColumnComponent implements OnInit {
     @Input()
     id: string = '';
 
-    /** Data source key. Can be either a column/property key like `title`
+    /**
+     * Data source key. Can be either a column/property key like `title`
      * or a property path like `createdBy.name`.
      */
     @Input()
@@ -39,7 +40,8 @@ export class DataColumnComponent implements OnInit {
     @Input()
     customData: any;
 
-    /** Value type for the column. Possible settings are 'text', 'image',
+    /**
+     * Value type for the column. Possible settings are 'text', 'image',
      * 'date', 'fileSize', 'location', and 'json'.
      */
     @Input()
@@ -61,7 +63,8 @@ export class DataColumnComponent implements OnInit {
     @Input()
     isHidden: boolean = false;
 
-    /** Display title of the column, typically used for column headers. You can use the
+    /**
+     * Display title of the column, typically used for column headers. You can use the
      * i18n resource key to get it translated automatically.
      */
     @Input()
@@ -98,7 +101,7 @@ export class DataColumnComponent implements OnInit {
     @Input()
     sortingKey: string;
 
-    /** Sets position of column. **/
+    /** Sets position of column. */
     @Input()
     order?: number;
 

lib/core/src/lib/directives/upload.directive.ts

@@ -32,7 +32,8 @@ export class UploadDirective implements OnInit, OnDestroy {
     @Input('adf-upload-data')
     data: any;
 
-    /** Upload mode. Can be "drop" (receives dropped files) or "click"
+    /**
+     * Upload mode. Can be "drop" (receives dropped files) or "click"
      * (clicking opens a file dialog). Both modes can be active at once.
      */
     @Input()
@@ -191,6 +192,7 @@ export class UploadDirective implements OnInit, OnDestroy {
      * Extract files from the DataTransfer object used to hold the data that is being dragged during a drag and drop operation.
      *
      * @param dataTransfer DataTransfer object
+     * @returns a list of file info objects
      */
     getFilesDropped(dataTransfer: DataTransfer): Promise<FileInfo[]> {
         return new Promise((resolve) => {

lib/core/src/lib/form/components/form-base.component.ts

@@ -79,19 +79,20 @@ export abstract class FormBaseComponent {
 
     /** Emitted when the supplied form values have a validation error. */
     @Output()
-    formError: EventEmitter<FormFieldModel[]> = new EventEmitter<FormFieldModel[]>();
+    formError = new EventEmitter<FormFieldModel[]>();
 
-    /** Emitted when any outcome is executed. Default behaviour can be prevented
+    /**
+     * Emitted when any outcome is executed. Default behaviour can be prevented
      * via `event.preventDefault()`.
      */
     @Output()
-    executeOutcome: EventEmitter<FormOutcomeEvent> = new EventEmitter<FormOutcomeEvent>();
+    executeOutcome = new EventEmitter<FormOutcomeEvent>();
 
     /**
      * Emitted when any error occurs.
      */
     @Output()
-    error: EventEmitter<any> = new EventEmitter<any>();
+    error = new EventEmitter<any>();
 
     form: FormModel;
 
@@ -158,6 +159,7 @@ export abstract class FormBaseComponent {
      * Invoked when user clicks outcome button.
      *
      * @param outcome Form outcome model
+     * @returns `true` if outcome button was clicked, otherwise `false`
      */
     onOutcomeClicked(outcome: FormOutcomeModel): boolean {
         if (!this.readOnly && outcome && this.form) {

lib/core/src/lib/form/components/form-field/form-field.component.ts

@@ -57,7 +57,8 @@ export class FormFieldComponent implements OnInit, OnDestroy {
     @ViewChild('container', { read: ViewContainerRef, static: true })
     container: ViewContainerRef;
 
-    /** Contains all the necessary data needed to determine what UI Widget
+    /**
+     * Contains all the necessary data needed to determine what UI Widget
      * to use when rendering the field in the form. You would typically not
      * create this data manually but instead create the form in APS and export
      * it to get to all the `FormFieldModel` definitions.

lib/core/src/lib/form/components/form-renderer.component.ts

@@ -78,6 +78,9 @@ export class FormRendererComponent<T> implements OnChanges, OnDestroy {
 
     /**
      * Serializes column fields
+     *
+     * @param content container model
+     * @returns a list of form field models
      */
     getContainerFields(content: ContainerModel): FormFieldModel[] {
         const serialisedFormFields: FormFieldModel[] = [];
@@ -113,7 +116,8 @@ export class FormRendererComponent<T> implements OnChanges, OnDestroy {
     /**
      * Calculate the column width based on the numberOfColumns and current field's colspan property
      *
-     * @param container
+     * @param container container model
+     * @returns the column width for the given model
      */
     getColumnWith(container: ContainerModel): string {
         const colspan = container ? container.field.colspan : 1;

lib/core/src/lib/form/components/widgets/base-viewer/base-viewer.widget.spec.ts

@@ -72,6 +72,16 @@ describe('BaseViewerWidgetComponent', () => {
     });
 });
 
+/**
+ * Assert the field value
+ *
+ * @param value field value
+ * @param expectedFileId field id
+ * @param fakeForm form model
+ * @param widget form widget
+ * @param fixture test fixture
+ * @param done callback
+ */
 function assertFileId(value: any, expectedFileId: string, fakeForm: FormModel, widget: BaseViewerWidgetComponent, fixture: ComponentFixture<BaseViewerWidgetComponent>, done: DoneFn) {
     const fakeField = new FormFieldModel(fakeForm, { id: 'fakeField', value });
     widget.field = fakeField;

lib/core/src/lib/form/components/widgets/core/form-field.model.ts

@@ -474,11 +474,12 @@ export class FormFieldModel extends FormWidgetModel {
     }
 
     /**
-     * Skip the invalid field type
+     * Check if the field type is invalid, requires a type to be a `container`
      *
-     * @param type
+     * @param type field type
+     * @returns `true` if type is a `container`, otherwise `false`
      */
-    isInvalidFieldType(type: string) {
+    isInvalidFieldType(type: string): boolean {
         return type === 'container';
     }
 

lib/core/src/lib/form/components/widgets/core/form.model.ts

@@ -248,6 +248,7 @@ export class FormModel implements ProcessFormModel {
      * Returns a form variable that matches the identifier.
      *
      * @param identifier The `name` or `id` value.
+     * @returns form variable model
      */
     getFormVariable(identifier: string): FormVariableModel {
         if (identifier) {
@@ -261,6 +262,7 @@ export class FormModel implements ProcessFormModel {
      * Provides additional conversion of types (date, boolean).
      *
      * @param identifier The `name` or `id` value
+     * @returns form variable value
      */
     getDefaultFormVariableValue(identifier: string): any {
         const variable = this.getFormVariable(identifier);
@@ -278,6 +280,7 @@ export class FormModel implements ProcessFormModel {
      * is already resolved by the rest API with the name of variables.formVariableName
      *
      * @param name Variable name
+     * @returns process variable value
      */
     getProcessVariableValue(name: string): any {
         let value;

lib/core/src/lib/form/models/form-rules.model.ts

@@ -24,6 +24,12 @@ import { FormModel, FormService } from '../public-api';
 
 export const FORM_RULES_MANAGER = new InjectionToken<FormRulesManager<any>>('form.rule.manager');
 
+/**
+ * A factory for forms rule manager
+ *
+ * @param injector Angular injector
+ * @returns FormsRuleManager instance
+ */
 export function formRulesManagerFactory<T>(injector: Injector): FormRulesManager<T> {
     try {
         return injector.get(FORM_RULES_MANAGER);

lib/core/src/lib/form/services/form.service.ts

@@ -64,7 +64,7 @@ export class FormService implements FormValidationService {
      * @param json JSON to create the form
      * @param data Values for the form fields
      * @param readOnly Should the form fields be read-only?
-     * @param fixedSpace
+     * @param fixedSpace use fixed space
      * @returns Form model created from input data
      */
     parseForm(json: any, data?: FormValues, readOnly: boolean = false, fixedSpace?: boolean): FormModel {

lib/core/src/lib/identity-user-info/identity-user-info.component.ts

@@ -54,11 +54,12 @@ export class IdentityUserInfoComponent implements OnDestroy {
     @Input()
     showName: boolean = true;
 
-    /** When the username is shown, this defines its position relative to the user info button.
+    /**
+     * When the username is shown, this defines its position relative to the user info button.
      * Can be `right` or `left`.
      */
     @Input()
-    namePosition: string = 'right';
+    namePosition: 'right' | 'left' = 'right';
 
     private destroy$ = new Subject();
 

lib/core/src/lib/login/components/login.component.ts

@@ -42,6 +42,11 @@ interface ValidationMessage {
     params?: any;
 }
 
+interface LoginFormValues {
+    username: string;
+    password: string;
+};
+
 @Component({
     selector: 'adf-login',
     templateUrl: './login.component.html',
@@ -182,9 +187,9 @@ export class LoginComponent implements OnInit, OnDestroy {
     /**
      * Method called on submit form
      *
-     * @param values
+     * @param values login form values
      */
-    onSubmit(values: any): void {
+    onSubmit(values: LoginFormValues): void {
         this.disableError();
 
         const args = new LoginSubmitEvent({
@@ -208,7 +213,7 @@ export class LoginComponent implements OnInit, OnDestroy {
     /**
      * The method check the error in the form and push the error in the formError object
      *
-     * @param data
+     * @param data form data
      */
     onValueChanged(data: any) {
         this.disableError();
@@ -232,7 +237,7 @@ export class LoginComponent implements OnInit, OnDestroy {
         }
     }
 
-    performLogin(values: { username: string; password: string }) {
+    performLogin(values: LoginFormValues) {
         this.authService.login(values.username, values.password, this.rememberMe).subscribe(
             (token) => {
                 const redirectUrl = this.authService.getRedirect();
@@ -260,6 +265,8 @@ export class LoginComponent implements OnInit, OnDestroy {
 
     /**
      * Check and display the right error message in the UI
+     *
+     * @param err error object
      */
     private displayErrorMessage(err: any): void {
         if (err.error?.crossDomain && err.error.message.indexOf('Access-Control-Allow-Origin') !== -1) {
@@ -276,8 +283,8 @@ export class LoginComponent implements OnInit, OnDestroy {
     /**
      * Add a custom form error for a field
      *
-     * @param field
+     * @param field field
-     * @param msg
+     * @param msg error message
      */
     public addCustomFormError(field: string, msg: string) {
         this.formError[field] += msg;
@@ -286,10 +293,10 @@ export class LoginComponent implements OnInit, OnDestroy {
     /**
      * Add a custom validation rule error for a field
      *
-     * @param field
+     * @param field field
      * @param ruleId - i.e. required | minlength | maxlength
-     * @param msg
+     * @param msg message
-     * @param params
+     * @param params parameters
      */
     addCustomValidationError(field: string, ruleId: string, msg: string, params?: any) {
         if (field !== '__proto__' && field !== 'constructor' && field !== 'prototype') {
@@ -302,6 +309,8 @@ export class LoginComponent implements OnInit, OnDestroy {
 
     /**
      * Display and hide the password value.
+     *
+     * @param event input event
      */
     toggleShowPassword(event: Event) {
         event.stopPropagation();
@@ -311,14 +320,17 @@ export class LoginComponent implements OnInit, OnDestroy {
     /**
      * The method return if a field is valid or not
      *
-     * @param field
+     * @param field form field to check
+     * @returns `true` if form field should display an error, otherwise `false`
      */
-    isErrorStyle(field: AbstractControl) {
+    isErrorStyle(field: AbstractControl): boolean {
         return !field.valid && field.dirty && !field.pristine;
     }
 
     /**
      * Trim username
+     *
+     * @param event event
      */
     trimUsername(event: any) {
         event.target.value = event.target.value.trim();

lib/core/src/lib/notifications/services/notification.service.ts

@@ -70,6 +70,7 @@ export class NotificationService {
      * @param action Action name
      * @param interpolateArgs The interpolation parameters to add for the translation
      * @param showAction True if action should be visible, false if not. Default: true.
+     * @returns snackbar reference
      */
     showError(message: string, action?: string, interpolateArgs?: any, showAction = true): MatSnackBarRef<any> {
         return this.dispatchNotification(message, action, {
@@ -87,6 +88,7 @@ export class NotificationService {
      * @param action Action name
      * @param interpolateArgs The interpolation parameters to add for the translation
      * @param showAction True if action should be visible, false if not. Default: true.
+     * @returns snackbar reference
      */
     showInfo(message: string, action?: string, interpolateArgs?: any, showAction = true): MatSnackBarRef<any> {
         return this.dispatchNotification(message, action, {
@@ -104,6 +106,7 @@ export class NotificationService {
      * @param action Action name
      * @param interpolateArgs The interpolation parameters to add for the translation
      * @param showAction True if action should be visible, false if not. Default: true.
+     * @returns snackbar reference
      */
     showWarning(message: string, action?: string, interpolateArgs?: any, showAction = true): MatSnackBarRef<any> {
         return this.dispatchNotification(message, action, {
@@ -117,8 +120,8 @@ export class NotificationService {
     /**
      *  dismiss the notification snackbar
      */
-    dismissSnackMessageAction() {
+    dismissSnackMessageAction(): void {
-        return this.snackBar.dismiss();
+        this.snackBar.dismiss();
     }
 
     /**

lib/core/src/lib/search-text/search-text-input.component.ts

@@ -39,7 +39,8 @@ export class SearchTextInputComponent implements OnInit, OnDestroy {
     @Input()
     autocomplete: boolean = false;
 
-    /** Toggles whether to use an expanding search control. If false
+    /**
+     * Toggles whether to use an expanding search control. If false
      * then a regular input is used.
      */
     @Input()
@@ -93,19 +94,21 @@ export class SearchTextInputComponent implements OnInit, OnDestroy {
     @Input()
     hintLabel = '';
 
-    /** Emitted when the search term is changed. The search term is provided
+    /**
+     * Emitted when the search term is changed. The search term is provided
      * in the 'value' property of the returned object.  If the term is less
      * than three characters in length then it is truncated to an empty
      * string.
      */
     @Output()
-    searchChange: EventEmitter<string> = new EventEmitter();
+    searchChange = new EventEmitter<string>();
 
-    /** Emitted when the search is submitted by pressing the ENTER key.
+    /**
+     * Emitted when the search is submitted by pressing the ENTER key.
      * The search term is provided as the value of the event.
      */
     @Output()
-    submit: EventEmitter<any> = new EventEmitter();
+    submit = new EventEmitter<any>();
 
     /**  Emitted when the result list is selected */
     @Output()

lib/core/src/lib/services/startup-service-factory.ts

@@ -18,6 +18,13 @@
 import { AppConfigService, AppConfigValues } from '../app-config/app-config.service';
 import { StorageService } from '../common/services/storage.service';
 
+/**
+ * Loads application config file
+ *
+ * @param appConfigService configuration service
+ * @param storageService storage service
+ * @returns a factory to load application config
+ */
 export function loadAppConfig(appConfigService: AppConfigService, storageService: StorageService) {
     return () =>
         appConfigService.load().then(() => {

lib/core/src/lib/viewer/components/pdf-viewer.component.ts

@@ -397,7 +397,7 @@ export class PdfViewerComponent implements OnChanges, OnDestroy {
      *
      * @param oldScale - old scale page
      * @param newScale - new scale page
-     *
+     * @returns `true` if the scale is the same, otherwise `false`
      */
     isSameScale(oldScale: number, newScale: number): boolean {
         return newScale === oldScale;
@@ -406,8 +406,9 @@ export class PdfViewerComponent implements OnChanges, OnDestroy {
     /**
      * Check if is a land scape view
      *
-     * @param width
+     * @param width target width
-     * @param height
+     * @param height target height
+     * @returns `true` if the target is in the landscape mode, otherwise `false`
      */
     isLandscape(width: number, height: number): boolean {
         return width > height;
@@ -434,9 +435,9 @@ export class PdfViewerComponent implements OnChanges, OnDestroy {
     /**
      * zoom in page pdf
      *
-     * @param ticks
+     * @param ticks number of ticks to zoom
      */
-    zoomIn(ticks?: number) {
+    zoomIn(ticks?: number): void {
         let newScale: any = this.pdfViewer.currentScaleValue;
         do {
             newScale = (newScale * this.DEFAULT_SCALE_DELTA).toFixed(2);
@@ -450,9 +451,9 @@ export class PdfViewerComponent implements OnChanges, OnDestroy {
     /**
      * zoom out page pdf
      *
-     * @param ticks
+     * @param ticks number of ticks to scale
      */
-    zoomOut(ticks?: number) {
+    zoomOut(ticks?: number): void {
         let newScale: any = this.pdfViewer.currentScaleValue;
         do {
             newScale = (newScale / this.DEFAULT_SCALE_DELTA).toFixed(2);
@@ -507,7 +508,7 @@ export class PdfViewerComponent implements OnChanges, OnDestroy {
     /**
      * Page Change Event
      *
-     * @param event
+     * @param event event
      */
     onPageChange(event: any) {
         if (event.source && event.source.container.id === `${this.randomPdfId}-viewer-pdf-viewer`) {

lib/core/src/lib/viewer/components/viewer-render.component.ts

@@ -36,7 +36,8 @@ import { Track } from '../models/viewer.model';
 })
 export class ViewerRenderComponent implements OnChanges, OnInit, OnDestroy {
 
-    /** If you want to load an external file that does not come from ACS you
+    /**
+     * If you want to load an external file that does not come from ACS you
      * can use this URL to specify where to load the file from.
      */
     @Input()
@@ -101,6 +102,8 @@ export class ViewerRenderComponent implements OnChanges, OnInit, OnDestroy {
 
     /**
      * Returns a list of the active Viewer content extensions.
+     *
+     * @returns list of extension references
      */
     get viewerExtensions(): ViewerExtensionRef[] {
         return this.extensionService.getViewerExtensions();
@@ -108,6 +111,8 @@ export class ViewerRenderComponent implements OnChanges, OnInit, OnDestroy {
 
     /**
      * Provides a list of file extensions supported by external plugins.
+     *
+     * @returns list of extensions
      */
     get externalExtensions(): string[] {
         return this.viewerExtensions.map(ext => ext.fileExtension);

lib/core/src/lib/viewer/components/viewer.component.ts

@@ -71,7 +71,8 @@ export class ViewerComponent<T> implements OnDestroy, OnInit, OnChanges {
     @ContentChild(ViewerMoreActionsComponent)
     mnuMoreActions: ViewerMoreActionsComponent;
 
-    /** If you want to load an external file that does not come from ACS you
+    /**
+     * If you want to load an external file that does not come from ACS you
      * can use this URL to specify where to load the file from.
      */
     @Input()
@@ -101,13 +102,15 @@ export class ViewerComponent<T> implements OnDestroy, OnInit, OnChanges {
     @Input()
     showToolbar = true;
 
-    /** If `true` then show the Viewer as a full page over the current content.
+    /**
+     * If `true` then show the Viewer as a full page over the current content.
      * Otherwise fit inside the parent div.
      */
     @Input()
     overlayMode = false;
 
-    /** Toggles before/next navigation. You can use the arrow buttons to navigate
+    /**
+     * Toggles before/next navigation. You can use the arrow buttons to navigate
      * between documents in the collection.
      */
     @Input()
@@ -171,29 +174,29 @@ export class ViewerComponent<T> implements OnDestroy, OnInit, OnChanges {
 
     /**
      * Enable dialog box to allow user to download the previewed file, in case the preview is not responding for a set period of time.
-     * */
+     */
     enableDownloadPrompt: boolean = false;
 
     /**
      * Enable reminder dialogs to prompt user to download the file, in case the preview is not responding for a set period of time.
-     * */
+     */
     enableDownloadPromptReminder: boolean = false;
 
     /**
      * Initial time in seconds to wait before giving the first prompt to user to download the file
-     * */
+     */
     downloadPromptDelay: number = 50;
 
     /**
      * Time in seconds to wait before giving the second and consequent reminders to the user to download the file.
-     * */
+     */
     downloadPromptReminderDelay: number = 15;
 
     /**
      * Emitted when user clicks on download button on download prompt dialog.
-     * */
+     */
     @Output()
-    downloadFile: EventEmitter<void> = new EventEmitter<void>();
+    downloadFile = new EventEmitter<void>();
 
     /** Emitted when user clicks 'Navigate Before' ("<") button. */
     @Output()

lib/core/src/lib/viewer/directives/viewer-extension.directive.ts

@@ -68,9 +68,12 @@ export class ViewerExtensionDirective implements AfterContentInit, OnDestroy {
     }
 
     /**
-     * check if the current extension in the viewer is compatible with this extension checking against supportedExtensions
+     * Check if the current extension in the viewer is compatible with this extension checking against `supportedExtensions`
+     *
+     * @param fileExtension file extension to check
+     * @returns `true` if file extension is compatible, otherwise `false`
      */
-    isVisible(fileExtension): boolean {
+    isVisible(fileExtension: string): boolean {
         let supportedExtension: string;
 
         if (this.supportedExtensions && (this.supportedExtensions instanceof Array)) {

lib/core/src/lib/viewer/services/rendering-queue.services.ts

@@ -43,21 +43,28 @@ export class RenderingQueueServices {
     isThumbnailViewEnabled: any = false;
 
     /**
-     * @param pdfViewer
+     * Set the instance of the PDF Viewer
+     *
+     * @param pdfViewer viewer instance
      */
-    setViewer(pdfViewer) {
+    setViewer(pdfViewer): void {
         this.pdfViewer = pdfViewer;
     }
 
     /**
-     * @param pdfThumbnailViewer
+     * Sets the instance of the PDF Thumbnail Viewer
+     *
+     * @param pdfThumbnailViewer viewer instance
      */
-    setThumbnailViewer(pdfThumbnailViewer) {
+    setThumbnailViewer(pdfThumbnailViewer): void {
         this.pdfThumbnailViewer = pdfThumbnailViewer;
     }
 
     /**
-     * @param  view
+     * Check if the view has highest rendering priority
+     *
+     * @param view view to render
+     * @returns `true` if the view has higher priority, otherwise `false`
      */
     isHighestPriority(view: any): boolean {
         return this.highestPriorityPage === view.renderingId;
@@ -132,7 +139,10 @@ export class RenderingQueueServices {
     }
 
     /**
-     * @param view
+     * Checks if the view rendering is finished
+     *
+     * @param view the View instance to check
+     * @returns `true` if rendering is finished, otherwise `false`
      */
     isViewFinished(view): boolean {
         return view.renderingState === this.renderingStates.FINISHED;
@@ -143,9 +153,10 @@ export class RenderingQueueServices {
      * based on the views state. If the view is already rendered it will return
      * false.
      *
-     * @param view
+     * @param view View instance to render
+     * @returns the rendered state of the view
      */
-    renderView(view: any) {
+    renderView(view: any): boolean {
         const state = view.renderingState;
         switch (state) {
             case this.renderingStates.FINISHED: {

lib/core/src/lib/viewer/services/view-util.service.ts

@@ -40,6 +40,8 @@ export class ViewUtilService {
 
     /**
      * Returns a list of the active Viewer content extensions.
+     *
+     * @returns list of extension references
      */
     get viewerExtensions(): ViewerExtensionRef[] {
         return this.extensionService.getViewerExtensions();
@@ -47,6 +49,8 @@ export class ViewUtilService {
 
     /**
      * Provides a list of file extensions supported by external plugins.
+     *
+     * @returns list of extensions
      */
     get externalExtensions(): string[] {
         return this.viewerExtensions.map((ext) => ext.fileExtension);
@@ -58,6 +62,7 @@ export class ViewUtilService {
      * get File name from url
      *
      * @param  url - url file
+     * @returns file name portion of the url
      */
     getFilenameFromUrl(url: string): string {
         const anchor = url.indexOf('#');
@@ -73,6 +78,7 @@ export class ViewUtilService {
      * http://localhost/test.jpg#cache=1000
      *
      * @param fileName - file name
+     * @returns file extension
      */
     getFileExtension(fileName: string): string {
         if (fileName) {