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Firefox: `CloseNow` returns "A parameter or an operation is not supported by the underlying object"

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#478 2 comments 0 reactions 0 assignees View on GitHub

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Assessment

Difficulty
3/5
Estimated time
1-2 days
Newbie friendliness
35/100
Issue type
Bug
Clarity
Mostly clear
Activity status
Stale
Tech stack
go, wasm
Domain
networking

Research direction

Start by tracing the CloseNow alias and the Close call in the Firefox WASM path, then reproduce the reported error in Firefox. Done means CloseNow no longer returns the unsupported-operation error while preserving the intended close behavior.

Written by the indexing model from the issue text.

Description

bug

Hi there, I noticed in Firefox WASM calling CloseNow returns an error:

A parameter or an operation is not supported by the underlying object

This can be fixed by instead calling Close(websocket.StatusNormalClosure, "some reason").

Since CloseNow is just an alias for Close(websocket.StatusGoingAway, "") my guess is that the empty reason value is being rejected by the browser,

Dominant language
Go
Stars
5.5k
Forks
377
PR merge metrics
No merged PRs in 30d

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  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

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