wildcard sideEffects are not supported yet

[rikgirbes]

What version of Bun is running?

1.0.1+31aec4ebe325982fc0ef27498984b0ad9969162b

What platform is your computer?

Darwin 22.5.0 x86_64 i386

What steps can reproduce the bug?

package.json with interactjs installed.

Index file that references interactjs.

Running bun build ./src/index.ts --outdir ./public/dist --splitting --sourcemap=inline

What is the expected behavior?

Bundle without any warnings.

What do you see instead?

warn: wildcard sideEffects are not supported yet, which means this package will be deoptimized

    "**/index.js",
    ^
/-----/node_modules/interactjs/package.json:44:5 896

Additional information

Looking into interactjs/package.json, the contents this warning is referring to:

"sideEffects": [
  "**/index.js",
  "**/index.prod.js"
],

[Ev357]

I have a similar issue:

• Warning:

  
  $ bun run build
  $ mkdir -p dist && cp -r ./public/* ./dist && bun build ./src/index.ts --minify --splitting --outdir dist/
  
  ./index.js  465.93 KB
  39 |     "*.scss"
       ^
  warn: wildcard sideEffects are not supported yet, which means this package will be deoptimized
  at /path-to-my-project/node_modules/highlight.js/package.json:39:5

[93ms] bundle 120 modules

- `package.json`:
```json
"sideEffects": [
  "./es/common.js",
  "./lib/common.js",
  "*.css",
  "*.scss"
],

• Bun version(revision): 1.0.26+c75e768a6
• Platform: Linux 6.5.0-17-generic #17~22.04.1-Ubuntu SMP PREEMPT_DYNAMIC x86_64 x86_64 x86_64 GNU/Linux
• Steps can reproduce: package.json with highlight.js installed.

[HongxuanG]

similar

[ohroy]

any news ?