fix(ext,runtime): add missing custom inspections (#21219)

1 files changed, 18 insertions, 0 deletions

diff --git a/ext/broadcast_channel/01_broadcast_channel.js b/ext/broadcast_channel/01_broadcast_channel.js
index e5e4169b6..a482a2dce 100644
--- a/ext/broadcast_channel/01_broadcast_channel.js
+++ b/ext/broadcast_channel/01_broadcast_channel.js
@@ -5,6 +5,7 @@
 const core = globalThis.Deno.core;
 const ops = core.ops;
 import * as webidl from "ext:deno_webidl/00_webidl.js";
+import { createFilteredInspectProxy } from "ext:deno_console/01_console.js";
 import {
   defineEventHandler,
   EventTarget,
@@ -17,8 +18,10 @@ const {
   ArrayPrototypeIndexOf,
   ArrayPrototypePush,
   ArrayPrototypeSplice,
+  ObjectPrototypeIsPrototypeOf,
   PromisePrototypeThen,
   Symbol,
+  SymbolFor,
   Uint8Array,
 } = primordials;
 
@@ -141,6 +144,21 @@ class BroadcastChannel extends EventTarget {
       ops.op_broadcast_unsubscribe(rid);
     }
   }
+
+  [SymbolFor("Deno.privateCustomInspect")](inspect, inspectOptions) {
+    return inspect(
+      createFilteredInspectProxy({
+        object: this,
+        evaluate: ObjectPrototypeIsPrototypeOf(BroadcastChannelPrototype, this),
+        keys: [
+          "name",
+          "onmessage",
+          "onmessageerror",
+        ],
+      }),
+      inspectOptions,
+    );
+  }
 }
 
 defineEventHandler(BroadcastChannel.prototype, "message");