Update strict

src/app/pages/uikit/inputdemo.ts

@@ -28,6 +28,7 @@ import {TextareaModule} from "primeng/textarea";
 import { ToggleButtonModule } from 'primeng/togglebutton';
 import { CountryService } from '../service/country.service';
 import { NodeService } from '../service/node.service';
+import { TreeNode } from 'primeng/api';
 
 @Component({
     selector: 'app-input-demo',
@@ -311,7 +312,7 @@ export class InputDemo implements OnInit {
 
     inputGroupValue: boolean = false;
 
-    treeSelectNodes: any[] = null;
+    treeSelectNodes!: TreeNode[];
 
     selectedNode: any = null;
 

src/app/pages/uikit/listdemo.ts

@@ -189,7 +189,7 @@ export class ListDemo {
         ];
     }
 
-    getSeverity(product) {
+    getSeverity(product: Product) {
         switch (product.inventoryStatus) {
             case 'INSTOCK':
                 return 'success';
@@ -201,7 +201,7 @@ export class ListDemo {
                 return 'danger';
 
             default:
-                return null;
+                return 'info';
         }
     }
 }

src/app/pages/uikit/messagesdemo.ts

@@ -1,6 +1,6 @@
 import { CommonModule } from '@angular/common';
 import { Component } from '@angular/core';
-import {MessageService } from 'primeng/api';
+import { MessageService, ToastMessageOptions } from 'primeng/api';
 import { ButtonModule } from 'primeng/button';
 import { InputTextModule } from 'primeng/inputtext';
 import { ToastModule } from 'primeng/toast';
@@ -53,7 +53,7 @@ import { FormsModule } from '@angular/forms';
 })
 export class MessagesDemo {
 
-    msgs = [];
+    msgs: ToastMessageOptions[] | null = [];
 
     username: string | undefined
 

src/app/pages/uikit/overlaydemo.ts

@@ -215,7 +215,7 @@ export class OverlayDemo implements OnInit {
         op.toggle(event);
     }
 
-    onProductSelect(op, event: any) {
+    onProductSelect(op: Popover, event: any) {
         op.hide();
         this.messageService.add({ severity: 'info', summary: 'Product Selected', detail: event?.data.name, life: 3000 });
     }