Make sure WebAuthn is available before isUVPAA

1 files changed, 6 insertions, 0 deletions

diff --git a/packages/browser/src/helpers/platformAuthenticatorIsAvailable.ts b/packages/browser/src/helpers/platformAuthenticatorIsAvailable.ts
index 10d84e3..af9cbcc 100644
--- a/packages/browser/src/helpers/platformAuthenticatorIsAvailable.ts
+++ b/packages/browser/src/helpers/platformAuthenticatorIsAvailable.ts
@@ -1,3 +1,5 @@
+import { browserSupportsWebauthn } from './browserSupportsWebauthn';
+
 /**
  * Determine whether the browser can communicate with a built-in authenticator, like
  * Touch ID, Android fingerprint scanner, or Windows Hello.
@@ -5,5 +7,9 @@
  * This method will _not_ be able to tell you the name of the platform authenticator.
  */
 export async function platformAuthenticatorIsAvailable(): Promise<boolean> {
+  if (!browserSupportsWebauthn()) {
+    return false;
+  }
+
   return PublicKeyCredential.isUserVerifyingPlatformAuthenticatorAvailable();
 }