Control: severity -1 important
Control: retitle -1 node-compression-webpack-plugin: enable test

Le 23/12/2020 à 13:27, Pirate Praveen a écrit :
> Package: webpack,node-compression-webpack-plugin
> Version: 4.43.0-6
> Severity: serious
> 
> To reproduce this issue,
> 
> run
> jest --ci test/CompressionPlugin.test.js
> 
> in node-compression-webpack-plugin
> 
> ● CompressionPlugin › should work and show compress assets in stats
> 
>    TypeError: callback must be a function
> 
>      491 | if (err) return callback(err);
>      492 | outputPath = compilation.getPath(this.outputPath);
>    > 493 | this.outputFileSystem.mkdirp(outputPath).then(() =>
> {emitFiles()}).catch(er => {throw er});
>          | ^
>      494 | });
>      495 | }
>      496 |
> 
>      at validateCallback (node_modules/memfs/lib/volume.js:199:15)
>      at Volume.mkdirp (node_modules/memfs/lib/volume.js:1579:24)
>      at ../../../../../usr/share/nodejs/webpack/lib/Compiler.js:493:26
>      at eval (eval at create
> (../../../../../usr/share/nodejs/tapable/lib/HookCodeFactory.js:24:12),
> <anonymous>:8:1)
> 
> It is also possible a bug in node-compression-webpack-plugin/memfs
> module (this should be added as a test only component, I have not
> committed this to repo as the tests are failing still). memfs does not
> have any dependency on mkdirp hence I think the bug is in webpack.

The bug is that memfs adds hooks to simulate a filesystem and overrides
webpack/mkdirp calls, simulating mkdirp 0.53.

You can fix this in memfs to return a promise instead of waiting for a
callback

Cheers,
Xavier

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