From 379ff5c35c7578aed1ff2b78263ab3c2dd2f4873 Mon Sep 17 00:00:00 2001
From: Matthew Miller <matthew@millerti.me>
Date: Mon, 20 Jun 2022 10:54:16 -0700
Subject: Attempt to cast PublicKeyCredential for new method

---
 packages/typescript-types/src/index.ts | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'packages/typescript-types/src')

diff --git a/packages/typescript-types/src/index.ts b/packages/typescript-types/src/index.ts
index b4bafc0..b0c8d2c 100644
--- a/packages/typescript-types/src/index.ts
+++ b/packages/typescript-types/src/index.ts
@@ -163,6 +163,14 @@ export interface PublicKeyCredentialDescriptorFuture extends Omit<PublicKeyCrede
   transports?: AuthenticatorTransportFuture[];
 }
 
+/**
+ * A super class of TypeScript's `PublicKeyCredential` that knows about upcoming WebAuthn methods
+ */
+export interface PublicKeyCredentialFuture extends PublicKeyCredential {
+  // See https://github.com/w3c/webauthn/issues/1745
+  isConditionalMediationAvailable(): Promise<boolean>;
+}
+
 /**
  * The two types of credentials as defined by bit 3 ("Backup Eligibility") in authenticator data:
  * - `"singleDevice"` credentials will never be backed up
-- 
cgit v1.2.3


From a0f1a031160584d576fdc7fe16108fa6e3305247 Mon Sep 17 00:00:00 2001
From: Matthew Miller <matthew@millerti.me>
Date: Fri, 1 Jul 2022 08:23:31 -0700
Subject: Properly type isConditionalMediationAvailable

---
 packages/browser/src/helpers/browserSupportsWebAuthnAutofill.ts | 2 +-
 packages/typescript-types/src/index.ts                          | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

(limited to 'packages/typescript-types/src')

diff --git a/packages/browser/src/helpers/browserSupportsWebAuthnAutofill.ts b/packages/browser/src/helpers/browserSupportsWebAuthnAutofill.ts
index bda999b..ffca77d 100644
--- a/packages/browser/src/helpers/browserSupportsWebAuthnAutofill.ts
+++ b/packages/browser/src/helpers/browserSupportsWebAuthnAutofill.ts
@@ -22,7 +22,7 @@ export async function browserSupportsWebAuthnAutofill(): Promise<boolean> {
     window.PublicKeyCredential as unknown as PublicKeyCredentialFuture;
 
   return (
-    globalPublicKeyCredential.isConditionalMediationAvailable &&
+    globalPublicKeyCredential.isConditionalMediationAvailable !== undefined &&
     globalPublicKeyCredential.isConditionalMediationAvailable()
   );
 }
diff --git a/packages/typescript-types/src/index.ts b/packages/typescript-types/src/index.ts
index b0c8d2c..ce5d799 100644
--- a/packages/typescript-types/src/index.ts
+++ b/packages/typescript-types/src/index.ts
@@ -168,7 +168,7 @@ export interface PublicKeyCredentialDescriptorFuture extends Omit<PublicKeyCrede
  */
 export interface PublicKeyCredentialFuture extends PublicKeyCredential {
   // See https://github.com/w3c/webauthn/issues/1745
-  isConditionalMediationAvailable(): Promise<boolean>;
+  isConditionalMediationAvailable?(): Promise<boolean>;
 }
 
 /**
-- 
cgit v1.2.3