fixing guards to make sure code doesn't throw if executed server-side…

… (SSR) by frameworks, closes #2
mylofi · Mar 17, 2024 · 531d37a · 531d37a
1 parent 660ad5c
commit 531d37a
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Showing 2 changed files with 4 additions and 1 deletion.
diff --git a/src/external.js b/src/external.js
@@ -10,6 +10,7 @@ await loadScript(import.meta.resolve(`./external/libsodium-wrappers.js`));
 // ********************************
 
 function loadScript(filepath) {
+ if (typeof document == "undefined") return;
  var loadComplete = null;
  var pr = new Promise(res => loadComplete = res);
  var script = document.createElement("script");

diff --git a/src/index.js b/src/index.js
@@ -76,7 +76,8 @@ const publicKeyAlgorithmsLookup = Object.fromEntries(
 const credentialTypeKey = Symbol("credential-type");
 const resetAbortReason = Symbol("reset-abort");
 const supportsWebAuthn = (
- navigator.credentials &&
+ typeof navigator != "undefined" &&
+ typeof navigator.credentials != "undefined" &&
  typeof navigator.credentials.create != "undefined" &&
  typeof navigator.credentials.get != "undefined" &&
  typeof PublicKeyCredential != "undefined" &&
@@ -87,6 +88,7 @@ const supportsWebAuthn = (
 // Re: https://developer.mozilla.org/en-US/docs/Web/API/PublicKeyCredential/isConditionalMediationAvailable
 // Also: https://web.dev/articles/passkey-form-autofill
 const supportsConditionalMediation = (
+ supportsWebAuthn &&
  typeof PublicKeyCredential.isConditionalMediationAvailable != "undefined" &&
  (await PublicKeyCredential.isConditionalMediationAvailable())
 );