https://github.com/inspect-js/has-private-fields

Determine if the JS environment has private fields (`class { #x; }`) support.
https://github.com/inspect-js/has-private-fields

class ecmascript fields javascript private private-field

Last synced: 3 months ago
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Determine if the JS environment has private fields (`class { #x; }`) support.

• Host: GitHub
• URL: https://github.com/inspect-js/has-private-fields
• Owner: inspect-js
• License: mit
• Created: 2021-02-14T03:24:04.000Z (almost 4 years ago)
• Default Branch: main
• Last Pushed: 2022-11-01T19:37:31.000Z (over 2 years ago)
• Last Synced: 2024-04-09T16:30:53.227Z (10 months ago)
• Topics: class, ecmascript, fields, javascript, private, private-field
• Language: JavaScript
• Homepage:
• Size: 47.9 KB
• Stars: 5
• Watchers: 4
• Forks: 1
• Open Issues: 1
• Metadata Files:
  • Readme: README.md
  • Changelog: CHANGELOG.md
  • Funding: .github/FUNDING.yml
  • License: LICENSE

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Determine if the JS environment has private fields (`class { #x; }`) support.

## Example

```js

const assert = require('assert');

const hasPrivateFields = require('has-private-fields');

assert.equal(hasPrivateFields(), true); // if the environment has native class private fields support (node v12+)

const { hasPrivateAccessors, hasPrivateMethods } = hasPrivateFields;

assert.equal(hasPrivateAccessors(), true); // if the environment has native class private accessors support (node v14.6+)

assert.equal(hasPrivateMethods(), true); // if the environment has native class private methods support (node v14.6+)

```

## Tests

Simply clone the repo, `npm install`, and run `npm test`

[package-url]: https://npmjs.org/package/has-private-fields

[npm-version-svg]: https://versionbadg.es/inspect-js/has-private-fields.svg

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[deps-url]: https://david-dm.org/inspect-js/has-private-fields

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[dev-deps-url]: https://david-dm.org/inspect-js/has-private-fields#info=devDependencies

[npm-badge-png]: https://nodei.co/npm/has-private-fields.png?downloads=true&stars=true

[license-image]: https://img.shields.io/npm/l/has-private-fields.svg

[license-url]: LICENSE

[downloads-image]: https://img.shields.io/npm/dm/has-private-fields.svg

[downloads-url]: https://npm-stat.com/charts.html?package=has-private-fields

[codecov-image]: https://codecov.io/gh/inspect-js/has-private-fields/branch/main/graphs/badge.svg

[codecov-url]: https://app.codecov.io/gh/inspect-js/has-private-fields/

[actions-image]: https://img.shields.io/endpoint?url=https://github-actions-badge-u3jn4tfpocch.runkit.sh/inspect-js/has-private-fields

[actions-url]: https://github.com/inspect-js/has-private-fields/actions