feat: URLSearchParams should work with custom iterator (#2512)

1 files changed, 6 insertions, 1 deletions

diff --git a/js/url_search_params.ts b/js/url_search_params.ts
index 85f4c0619..666ba6951 100644
--- a/js/url_search_params.ts
+++ b/js/url_search_params.ts
@@ -1,6 +1,6 @@
 // Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
 import { URL } from "./url";
-import { requiredArguments } from "./util";
+import { requiredArguments, isIterable } from "./util";
 
 export class URLSearchParams {
   private params: Array<[string, string]> = [];
@@ -17,6 +17,11 @@ export class URLSearchParams {
       return;
     }
 
+    if (isIterable(init)) {
+      this.params = [...init];
+      return;
+    }
+
     if (Object(init) !== init) {
       return;
     }