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BroadcastChannel: onmessage must be null #41963
Description
Version
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Platform
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Subsystem
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What steps will reproduce the bug?
const { BroadcastChannel } = require('worker_threads')
const c = new BroadcastChannel("x")
if (c.onmessage !== null) throw "fail" // it's undefinedHow often does it reproduce? Is there a required condition?
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What is the expected behavior?
No response
What do you see instead?
Additional information
Rabbit hole: browsers and deno agree .onmessage and .onmessageerror are getters+setters inherited from EventTarget.
Activity
benjamingr commentedon Feb 14, 2022
This is a problem with how we do event handlers - it needs to always return null. I'll open a PR.