1708919 - Debugger Panel is blank when trying to open WASM source

Status: VERIFIED FIXED

(DevTools :: Debugger, defect, P2)

Description

[Hubert Boma Manilla (:bomsy)]

While trying to investigate Bug 1706703, i came across this issue

STR

1. In Firefox nightly go to https://lichess.org/analysis
2. make sure the toggle (for local evaluation) is on
3. Open the debugger
4. If the Sources tree is empty refresh the page to display the sources
5. In the sources tree go to
   Main Thread
   -> wasm://
   -> /lichess1.org/assets/_85a969/vendor/stockfish-nnue.wasm
   -> stockfish.js line 91 > Webassembly.instantiate:df90142deae6d21c

AR

The Debugger Panel goes blank after trying to open the file
Also was seeing this error in the browser toolbox console Error: Unknown operator: 64920 WasmParser.js:2154:30

ER

The file should open in the Editor

Comment 1

[Hubert Boma Manilla (:bomsy)]

Attachment: Bug 1708919 - [devtools] Upgrade the wasmparser version r=jdescottes

Comment 2

[Jan Honza Odvarko [:Honza] (always need-info? me)]

Thank you Bomsy for upgrading the parser!

Comment 3

[BugBot [:suhaib / :marco/ :calixte]]

There's a r+ patch which didn't land and no activity in this bug for 2 weeks.
:bomsy, could you have a look please?
For more information, please visit auto_nag documentation.

Comment 4

[Hubert Boma Manilla (:bomsy)]

Will land it in a bit, just try to add a good test for Bug 1709358

Comment 5

[Pulsebot]

Pushed by [e-mail]:
https://hg.mozilla.org/integration/autoland/rev/2a4f40c5728f
[devtools] Upgrade the wasmparser version r=jdescottes

Comment 6

[Iulian Moraru]

https://hg.mozilla.org/mozilla-central/rev/2a4f40c5728f

Comment 7

[Ciprian Georgiu, Desktop QA]

I've reproduced this bug on macOS 10.5, using the steps from comment 0, on an affected Nightly build (2021-05-01).

The bug is verified as fixed on Beta 90.0b4, across platforms: Win 10 x64, macOS 10.15 and Ubuntu 18.04 x64.