fix(core): latestImage guard

Author: triniwiz

packages/mlkit-core/index.android.ts

@@ -69,7 +69,7 @@ export class MLKitView extends MLKitViewBase {
     this.#camera.setRetrieveLatestImage(value);
   }
 
-  #latestImage: ImageSource;
+  #latestImage: ImageSource = null;
 
   //@ts-ignore
   get latestImage(): ImageSource {
@@ -82,7 +82,7 @@ export class MLKitView extends MLKitViewBase {
       return null;
     }
 
-    if (image !== this.#latestImage.android) {
+    if (image !== this.#latestImage?.android) {
       this.#latestImage = new ImageSource(image);
     }
 

packages/mlkit-core/index.ios.ts

@@ -85,7 +85,7 @@ export class MLKitView extends MLKitViewBase {
     this.#mlkitHelper.retrieveLatestImage = value;
   }
 
-  #latestImage: ImageSource;
+  #latestImage: ImageSource = null;
 
   //@ts-ignore
   get latestImage(): ImageSource {
@@ -98,7 +98,7 @@ export class MLKitView extends MLKitViewBase {
       return null;
     }
 
-    if (image !== this.#latestImage.ios) {
+    if (image !== this.#latestImage?.ios) {
       this.#latestImage = new ImageSource(image);
     }
 

packages/mlkit-core/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@nativescript/mlkit-core",
-  "version": "1.0.0-alpha.7",
+  "version": "1.0.0-alpha.8",
   "description": "NativeScript MLKit Core",
   "main": "index",
   "typings": "index.d.ts",