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-rw-r--r--ext/webidl/00_webidl.js3
1 files changed, 2 insertions, 1 deletions
diff --git a/ext/webidl/00_webidl.js b/ext/webidl/00_webidl.js
index d5bad4f15..08de5aba6 100644
--- a/ext/webidl/00_webidl.js
+++ b/ext/webidl/00_webidl.js
@@ -41,6 +41,7 @@
NumberMAX_SAFE_INTEGER,
// deno-lint-ignore camelcase
NumberMIN_SAFE_INTEGER,
+ ObjectAssign,
ObjectCreate,
ObjectDefineProperties,
ObjectDefineProperty,
@@ -726,7 +727,7 @@
}
const esDict = V;
- const idlDict = { ...defaultValues };
+ const idlDict = ObjectAssign({}, defaultValues);
// NOTE: fast path Null and Undefined.
if ((V === undefined || V === null) && !hasRequiredKey) {