comment is not preserved even when the minification is not enabled

[SukkaW]

Describe the bug

All the comment has been stripped away even when swc minification is not enabled.

Input code

/**
 * Copyright (c) 2013-present, Facebook, Inc.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 */

'use strict';
function emptyFunction() {}
function emptyFunctionWithReset() {}
emptyFunctionWithReset.resetWarningCache = emptyFunction;

module.exports = function() {
  function shim(props, propName, componentName, location, propFullName, secret) {
    var err = new Error(
      'Calling PropTypes validators directly is not supported by the `prop-types` package. ' +
      'Use PropTypes.checkPropTypes() to call them. ' +
      'Read more at http://fb.me/use-check-prop-types'
    );
    err.name = 'Invariant Violation';
    throw err;
  };
  shim.isRequired = shim;
  function getShim() {
    return shim;
  };
  // Important!
  // Keep this list in sync with production version in `./factoryWithTypeCheckers.js`.
  var ReactPropTypes = {
    array: shim,
    bigint: shim,
    bool: shim,
    func: shim,
    number: shim,
    object: shim,
    string: shim,
    symbol: shim,

    any: shim,
    arrayOf: getShim,
    element: shim,
    elementType: shim,
    instanceOf: getShim,
    node: shim,
    objectOf: getShim,
    oneOf: getShim,
    oneOfType: getShim,
    shape: getShim,
    exact: getShim,

    checkPropTypes: emptyFunctionWithReset,
    resetWarningCache: emptyFunction
  };

  ReactPropTypes.PropTypes = ReactPropTypes;

  return ReactPropTypes;
};

Config

{
  "jsc": {
    "parser": {
      "syntax": "ecmascript",
      "jsx": false
    },
    "target": "es2022",
    "minify": {
      "mangle": false,
      "compress": false
    }
  },
  "minify": false,
  "isModule": true,
  "module": {
    "type": "commonjs"
  }
}

Playground link

https://play.swc.rs/?version=1.3.78&code=H4sIAAAAAAAAA3VUTW%2FbMAy9%2B1dwJ6ddYu%2FjlqCnoAWCbd3QZus1skzHam3Jk%2BS2xtD%2FPlLOh920Fwt8pB7JR1rp%2BXkE57A0TWfVtvQwkWfw5dPnr7PGokPtp3AlJGbGPExhpWVC0XxhXSoHzrRWIkiTI5BZKYnaYQ6tztGCLxF%2BrNZ7GApDOCjNDqb4vlpeXt9eQqEq3MFgjfGQK4vSG9uBKQg9JvIWkQtIoyhuidF5q6SPF1HRaumV0YB147urnTU5g38v7%2FjulC9vqEHfB73tS1gCfyesVnq7FJIKvBjTLKKoNnlbYYLPjbHeUUAxSB%2FBwQRXqnrSWNO4KfBxLWqcknh1YzQJ3ZuVkYKj%2B5Crtqp63KG06HtGgEdhAa2lZBqf4NJaYyfBARAvRVVRufCL7q%2B7Bh1FVyoXJKjbSVt1PC5NUru24bJpZlkXBrDhtDPP9zbQCPkgtphADB%2F39L9J9wN1QpLIh4NJHXsDkgpgrnp07wZFDrWxCMJD6X0zT9MiS2pMaZKzwDM75o7DtbNFOKjTRJMK1G680tS7EtrDH2WqIFXcR%2FnSmieOZfOFPyx4otwN%2Fm2p7ZyuM7IYzmSL%2FpbHsheWNG6tPsQFmjSFVc0qUdYPvf0Nsek3s1LO8%2FK6Tkt4osXhueVtz%2F6I1vFJ%2Fk2SFiIsNW8Xq7XklikguXcbWuowUxJJ%2BuPgLnZVCWtFNw9VTQOQqa3SfoQYUw1t7nBo67bO0A4Rk93TKgwR%2Fp30doR0dXbk7WvRo0pCaT%2BL%2BV7JHsUKaxwXuIO4sSGstCNdJZ5QaHpUTss9CaNf522sTzTCXSlOMHwWLMIBC%2BB4q%2BfvvBzT3ca8eiJehfdbRN%2FxbJPhlMeuEL1bxNceovoPuXbVSbIFAAA%3D&config=H4sIAAAAAAAAA1WPQQrDIBBF955CZt1Fcdk79BBiTVAyKo6BSsjdq0Ztu%2FO%2Fz38yB%2BMcLCl48KM8Swgyko4zF0LZJfkuBLRCSSqakOA2Wku1WuRGuqHzaiDJuOrUViTuQvQFoHFmyb9%2BlG7d9JBMsfIYoib6t7P%2Bw9czV2Do6V97U6W4XwwH6eelHGqqdvTOElQhOz8jm7S4CAEAAA%3D%3D

Expected behavior

The comment should be left as it is unless the minification is enabled.

Actual behavior

No response

Version

1.3.78

Additional context

No response

[kdy1]

Seems like this is a problem of the default config.

https://play.swc.rs/?version=1.3.78&code=H4sIAAAAAAAAA3VUTW%2FbMAy9%2B1dwJ6ddYu%2FjlqCnoAWCbd3QZus1skzHam3Jk%2BS2xtD%2FPlLOh920Fwt8pB7JR1rp%2BXkE57A0TWfVtvQwkWfw5dPnr7PGokPtp3AlJGbGPExhpWVC0XxhXSoHzrRWIkiTI5BZKYnaYQ6tztGCLxF%2BrNZ7GApDOCjNDqb4vlpeXt9eQqEq3MFgjfGQK4vSG9uBKQg9JvIWkQtIoyhuidF5q6SPF1HRaumV0YB147urnTU5g38v7%2FjulC9vqEHfB73tS1gCfyesVnq7FJIKvBjTLKKoNnlbYYLPjbHeUUAxSB%2FBwQRXqnrSWNO4KfBxLWqcknh1YzQJ3ZuVkYKj%2B5Crtqp63KG06HtGgEdhAa2lZBqf4NJaYyfBARAvRVVRufCL7q%2B7Bh1FVyoXJKjbSVt1PC5NUru24bJpZlkXBrDhtDPP9zbQCPkgtphADB%2F39L9J9wN1QpLIh4NJHXsDkgpgrnp07wZFDrWxCMJD6X0zT9MiS2pMaZKzwDM75o7DtbNFOKjTRJMK1G680tS7EtrDH2WqIFXcR%2FnSmieOZfOFPyx4otwN%2Fm2p7ZyuM7IYzmSL%2FpbHsheWNG6tPsQFmjSFVc0qUdYPvf0Nsek3s1LO8%2FK6Tkt4osXhueVtz%2F6I1vFJ%2Fk2SFiIsNW8Xq7XklikguXcbWuowUxJJ%2BuPgLnZVCWtFNw9VTQOQqa3SfoQYUw1t7nBo67bO0A4Rk93TKgwR%2Fp30doR0dXbk7WvRo0pCaT%2BL%2BV7JHsUKaxwXuIO4sSGstCNdJZ5QaHpUTss9CaNf522sTzTCXSlOMHwWLMIBC%2BB4q%2BfvvBzT3ca8eiJehfdbRN%2FxbJPhlMeuEL1bxNceovoPuXbVSbIFAAA%3D&config=H4sIAAAAAAAAAz2OSw7DIAwF95wCed1FxLJ3yCEQIRUofIQdqSjK3WsIdOc3z2P5ElKCRwNvefHIIeuCtvwzE6yR9JcJWBM0muIywWu2Hlu16wNtR%2FfTAOnysdQtVItSwxBjA4KLbq9T7cjhmrbzsAypnA8Lk4z3qOaWwKQQUvQI7aC4f0AwqcHIAAAA

{
  "jsc": {
    "parser": {
      "syntax": "ecmascript",
      "jsx": false
    },
    "target": "es2022",
    
  },
  "minify": false,
  "isModule": true,
  "module": {
    "type": "commonjs"
  }
}

will preserve the comments

[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.