[EC-598] feat: improve error handling

libs/common/src/abstractions/fido2/fido2.service.abstraction.ts

@@ -54,9 +54,30 @@ export interface CredentialAssertResult {
   userHandle: string;
 }
 
-export class RequestAbortedError extends Error {
-  constructor(readonly fallbackRequested = false) {
-    super("Fido2 request was aborted");
+export class Fido2Error extends Error {
+  constructor(message: string, readonly fallbackRequested = false) {
+    super(message);
+  }
+}
+
+export class RequestAbortedError extends Fido2Error {
+  constructor(fallbackRequested = false) {
+    super("Fido2 request was aborted", fallbackRequested);
+  }
+}
+
+export class NoCredentialFoundError extends Fido2Error {
+  constructor() {
+    super("No valid credential found", true);
+  }
+}
+
+export class OriginMismatchError extends Fido2Error {
+  constructor() {
+    super(
+      "Authentication requests must originate from the same source that created the credential.",
+      false
+    );
   }
 }
 

libs/common/src/services/fido2/fido2.service.ts

@@ -8,6 +8,8 @@ import {
   CredentialRegistrationParams,
   CredentialRegistrationResult,
   Fido2Service as Fido2ServiceAbstraction,
+  NoCredentialFoundError,
+  OriginMismatchError,
 } from "../../abstractions/fido2/fido2.service.abstraction";
 import { Utils } from "../../misc/utils";
 
@@ -118,11 +120,11 @@ export class Fido2Service implements Fido2ServiceAbstraction {
     }
 
     if (credential === undefined) {
-      throw new Error("No valid credentials found");
+      throw new NoCredentialFoundError();
     }
 
     if (credential.origin !== params.origin) {
-      throw new Error("Not allowed: Origin mismatch");
+      throw new OriginMismatchError();
     }
 
     const encoder = new TextEncoder();