From 884143218fad0e18f7553aaf079d52de703f7601 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bartek=20Iwa=C5=84czuk?= <biwanczuk@gmail.com>
Date: Thu, 27 Jan 2022 13:36:36 +0100
Subject: refactor: update runtime code for primordial checks for "instanceof"
 (#13497)

---
 ext/net/01_net.js | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

(limited to 'ext/net')

diff --git a/ext/net/01_net.js b/ext/net/01_net.js
index 4a4005954..145a89b4f 100644
--- a/ext/net/01_net.js
+++ b/ext/net/01_net.js
@@ -3,8 +3,9 @@
 
 ((window) => {
   const core = window.Deno.core;
-  const { BadResource, Interrupted } = core;
+  const { BadResourcePrototype, InterruptedPrototype } = core;
   const {
+    ObjectPrototypeIsPrototypeOf,
     PromiseResolve,
     SymbolAsyncIterator,
     Uint8Array,
@@ -124,7 +125,10 @@
       try {
         conn = await this.accept();
       } catch (error) {
-        if (error instanceof BadResource || error instanceof Interrupted) {
+        if (
+          ObjectPrototypeIsPrototypeOf(BadResourcePrototype, error) ||
+          ObjectPrototypeIsPrototypeOf(InterruptedPrototype, error)
+        ) {
           return { value: undefined, done: true };
         }
         throw error;
@@ -191,7 +195,10 @@
         try {
           yield await this.receive();
         } catch (err) {
-          if (err instanceof BadResource || err instanceof Interrupted) {
+          if (
+            ObjectPrototypeIsPrototypeOf(BadResourcePrototype, err) ||
+            ObjectPrototypeIsPrototypeOf(InterruptedPrototype, err)
+          ) {
             break;
           }
           throw err;
-- 
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