From f632b4a92e4e2c552cf31749792075bad0814c22 Mon Sep 17 00:00:00 2001
From: Filip Skokan <panva.ip@gmail.com>
Date: Thu, 4 Jul 2024 17:40:51 +0200
Subject: feat(ext/crypto): make deriveBits length parameter optional and
 nullable (#24426)

Updates SubtleCrypto.prototype.deriveBits as per
https://github.com/w3c/webcrypto/pull/345

(WPT update in https://github.com/web-platform-tests/wpt/pull/43400)
---
 ext/crypto/00_crypto.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'ext')

diff --git a/ext/crypto/00_crypto.js b/ext/crypto/00_crypto.js
index 8f9c431ed..80a2e11c7 100644
--- a/ext/crypto/00_crypto.js
+++ b/ext/crypto/00_crypto.js
@@ -1131,10 +1131,10 @@ class SubtleCrypto {
    * @param {number | null} length
    * @returns {Promise<ArrayBuffer>}
    */
-  async deriveBits(algorithm, baseKey, length) {
+  async deriveBits(algorithm, baseKey, length = null) {
     webidl.assertBranded(this, SubtleCryptoPrototype);
     const prefix = "Failed to execute 'deriveBits' on 'SubtleCrypto'";
-    webidl.requiredArguments(arguments.length, 3, prefix);
+    webidl.requiredArguments(arguments.length, 2, prefix);
     algorithm = webidl.converters.AlgorithmIdentifier(
       algorithm,
       prefix,
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