1 files changed, 5 insertions, 5 deletions
diff --git a/js/url_search_params.ts b/js/url_search_params.ts
index ac4ac01b1..aef2f2c50 100644
--- a/js/url_search_params.ts
+++ b/js/url_search_params.ts
@@ -27,11 +27,11 @@ export class URLSearchParams {
       // Overload: sequence<sequence<USVString>>
       for (const tuple of init) {
         // If pair does not contain exactly two items, then throw a TypeError.
-        if (tuple.length !== 2) {
-          const errMsg =
-            "Each query pair must be an iterable [name, value] tuple";
-          throw new TypeError(errMsg);
-        }
+        requiredArguments(
+          "URLSearchParams.constructor tuple array argument",
+          tuple.length,
+          2
+        );
         this.append(tuple[0], tuple[1]);
       }
     } else if (Object(init) === init) {