From 9533a030f34097d5ae91c0fd9009578b3932bbea Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=BF=B7=E6=B8=A1?= <justjavac@gmail.com>
Date: Tue, 3 Sep 2019 15:10:05 +0800
Subject: Avoid prototype builtin `hasOwnProperty` (denoland/deno_std#577)

Original: https://github.com/denoland/deno_std/commit/d36bff3fbe22a3585d23213e3f4c9f58756c032b
---
 ws/mod.ts | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'ws')

diff --git a/ws/mod.ts b/ws/mod.ts
index df8cab01f..b649ef178 100644
--- a/ws/mod.ts
+++ b/ws/mod.ts
@@ -1,6 +1,7 @@
 // Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
 
 import { decode, encode } from "../strings/mod.ts";
+import { hasOwnProperty } from "../util/has_own_property.ts";
 
 type Conn = Deno.Conn;
 type Writer = Deno.Writer;
@@ -34,7 +35,7 @@ export interface WebSocketCloseEvent {
 export function isWebSocketCloseEvent(
   a: WebSocketEvent
 ): a is WebSocketCloseEvent {
-  return typeof a === "object" && a.hasOwnProperty("code");
+  return hasOwnProperty(a, "code");
 }
 
 export type WebSocketPingEvent = ["ping", Uint8Array];
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