https://github.com/gwuhaolin/ie-babel-class

polyfill for use babel translate es6 for IE<=9 which use class super constructor
https://github.com/gwuhaolin/ie-babel-class

babel ie

Last synced: 8 days ago
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polyfill for use babel translate es6 for IE<=9 which use class super constructor

• Host: GitHub
• URL: https://github.com/gwuhaolin/ie-babel-class
• Owner: gwuhaolin
• Created: 2016-10-29T12:20:04.000Z (about 8 years ago)
• Default Branch: master
• Last Pushed: 2017-01-13T03:00:55.000Z (almost 8 years ago)
• Last Synced: 2024-10-08T02:06:42.886Z (30 days ago)
• Topics: babel, ie
• Language: JavaScript
• Homepage:
• Size: 1000 Bytes
• Stars: 1
• Watchers: 3
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: readme.md

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README

        
### polyfill for use babel translate es6 for IE<=9 which use class super constructor

this code use babel translate to es5 and run in IE<=9,

```

class TestSuper {

    constructor() {

        console.log('TestSuper constructor');

    }

}

class Test extends TestSuper {

    constructor() {

        console.log('Test constructor');

        super();

    }

}

export default Test;

```

will course error:

```

Unable to get value of the property '***': object is null or undefined

```

use this as polyfill will fix it.

#### install

```

npm i ie-babel-class

```

then import is before any js.

see 

- https://github.com/babel/babel/issues/3041

- http://fedvic.com/2016/01/15/extendInBabel/