Add bufferToUTF8String

1 files changed, 7 insertions, 0 deletions

diff --git a/packages/browser/src/helpers/bufferToUTF8String.ts b/packages/browser/src/helpers/bufferToUTF8String.ts
new file mode 100644
index 0000000..a4b97c9
--- /dev/null
+++ b/packages/browser/src/helpers/bufferToUTF8String.ts
@@ -0,0 +1,7 @@
+/**
+ * A helper method to convert an arbitrary ArrayBuffer, returned from an authenticator, to a UTF-8
+ * string.
+ */
+export default function bufferToUTF8String(value: ArrayBuffer): string {
+  return new TextDecoder('utf-8').decode(value);
+}