swc not emit any transformation for 'using' keyword.

[dudubs]

Describe the bug

No any transformation for resource management

Input code

using x = a();

Config

{
  
  "jsc": {
    "parser": {
      "syntax": "typescript",
      "tsx": true,
      
    },
    "target": "es5",
    "loose": false,
    "minify": {
      "compress": false,
      "mangle": false
    }
  },
  "module": {
    "type": "commonjs"
  },
  "minify": false,
  "isModule": true,
  "experimental": {
    "plugins":["proposal-explicit-resource-management"]
  },
 
}

Playground link

https://play.swc.rs/?version=1.3.80&code=H4sIAAAAAAAAAystzsxLV6hQsFVI1NC0BgCXu343DgAAAA%3D%3D&config=H4sIAAAAAAAAA1VQzWrDMAy%2B5ymCzg2UjF32DrvuMnYwrhJcbMtICjSUvvvkNU4z44MlfX%2FWvet7u3AVDx%2F93Z5WKLssE3HaW%2B3ABT2xU%2BIvZAmUDQHjeRyH8xvsyMfpqVMcC%2FJBBGTN6m6VpGtB8RyKwqlNVepIecHW6o5y6nhGrWSU940FkUjQepOLstEghRym9ejrKRVGkf%2FACnV5jjv%2FaddtlpDosvwN214sc7U3tUT5KvBCNsddHYJ8Nnr7EeCtIIeEtoT4ki1xmUO2bN9QmAqJi4MhY%2FBBB0tNC3scLKmbsXLhZ%2FPtHr8zRB2tvwEAAA%3D%3D

SWC Info output

No response

Expected behavior

expect to any transformation for resource management.

Actual behavior

just as input code,
using x = a();

Version

1.3.80

Additional context

No response

[ffMathy]

I tried version 1.3.81. It gives a different error now.

TypeError: Property [Symbol.dispose] is not a function

In this case, I don't have a Symbol.dispose, because I am using the async variant Symbol.asyncDispose.

So there is a bug still.

cc @kdy1

[kdy1]

Please file another issue with a repro

[ffMathy]

Submitted here: #7902.

[swc-bot]

This closed issue has been automatically locked because it had no new activity for a month. If you are running into a similar issue, please create a new issue with the steps to reproduce. Thank you.