Use getter instead of function

Author: florianduros

spec/unit/models/event.spec.ts

@@ -126,7 +126,7 @@ describe("MatrixEvent", () => {
             expect(encryptedEvent.isEncrypted()).toBeTruthy();
             expect(encryptedEvent.isBeingDecrypted()).toBeFalsy();
             expect(encryptedEvent.isDecryptionFailure()).toBeTruthy();
-            expect(encryptedEvent.isEncryptedDisabledForUnverifiedDevices()).toBeFalsy();
+            expect(encryptedEvent.isEncryptedDisabledForUnverifiedDevices).toBeFalsy();
             expect(encryptedEvent.getContent()).toEqual({
                 msgtype: "m.bad.encrypted",
                 body: "** Unable to decrypt: Error: test error **",
@@ -144,7 +144,7 @@ describe("MatrixEvent", () => {
             expect(encryptedEvent.isEncrypted()).toBeTruthy();
             expect(encryptedEvent.isBeingDecrypted()).toBeFalsy();
             expect(encryptedEvent.isDecryptionFailure()).toBeTruthy();
-            expect(encryptedEvent.isEncryptedDisabledForUnverifiedDevices()).toBeTruthy();
+            expect(encryptedEvent.isEncryptedDisabledForUnverifiedDevices).toBeTruthy();
             expect(encryptedEvent.getContent()).toEqual({
                 msgtype: "m.bad.encrypted",
                 body: "** Unable to decrypt: DecryptionError: The sender has disabled encrypting to unverified devices. **",

src/models/event.ts

@@ -711,7 +711,7 @@ export class MatrixEvent extends TypedEventEmitter<MatrixEventEmittedEvents, Mat
         return this.clearEvent?.content?.msgtype === "m.bad.encrypted";
     }
 
-    public isEncryptedDisabledForUnverifiedDevices(): boolean {
+    public get isEncryptedDisabledForUnverifiedDevices(): boolean {
         return this.isDecryptionFailure() && this.encryptedDisabledForUnverifiedDevices;
     }