@-xun/js
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Various utilities for common JS/TS tasks
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š§ Various utilities for common JS/TS tasks
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# js-utils (@-xun/js)
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Various utilities for common JS/TS tasks offering improved performance and DX.
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---
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<!-- START doctoc generated TOC please keep comment here to allow auto update -->
<!-- DON'T EDIT THIS SECTION, INSTEAD RE-RUN doctoc TO UPDATE -->
- [Install](#install)
- [Usage](#usage)
- [Appendix](#appendix)
- [Published Package Details](#published-package-details)
- [License](#license)
- [Contributing and Support](#contributing-and-support)
- [Contributors](#contributors)
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<br />
## Install
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To install:
```shell
npm install @-xun/js
```
## Usage
<!-- TODO -->
TODO (safeDeepClone, isRecord)
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## Appendix
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Further documentation can be found under [`docs/`][x-repo-docs].
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### Published Package Details
This is a [CJS2 package][x-pkg-cjs-mojito] with statically-analyzable exports
built by Babel for use in Node.js versions that are not end-of-life. For
TypeScript users, this package supports both `"Node10"` and `"Node16"` module
resolution strategies.
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<!-- TODO: additional package details here -->
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<details><summary>Expand details</summary>
That means both CJS2 (via `require(...)`) and ESM (via `import { ... } from ...`
or `await import(...)`) source will load this package from the same entry points
when using Node. This has several benefits, the foremost being: less code
shipped/smaller package size, avoiding [dual package
hazard][x-pkg-dual-package-hazard] entirely, distributables are not
packed/bundled/uglified, a drastically less complex build process, and CJS
consumers aren't shafted.
Each entry point (i.e. `ENTRY`) in [`package.json`'s
`exports[ENTRY]`][x-repo-package-json] object includes one or more [export
conditions][x-pkg-exports-conditions]. These entries may or may not include: an
[`exports[ENTRY].types`][x-pkg-exports-types-key] condition pointing to a type
declaration file for TypeScript and IDEs, a
[`exports[ENTRY].module`][x-pkg-exports-module-key] condition pointing to
(usually ESM) source for Webpack/Rollup, a `exports[ENTRY].node` and/or
`exports[ENTRY].default` condition pointing to (usually CJS2) source for Node.js
`require`/`import` and for browsers and other environments, and [other
conditions][x-pkg-exports-conditions] not enumerated here. Check the
[package.json][x-repo-package-json] file to see which export conditions are
supported.
Note that, regardless of the [`{ "type": "..." }`][x-pkg-type] specified in
[`package.json`][x-repo-package-json], any JavaScript files written in ESM
syntax (including distributables) will always have the `.mjs` extension. Note
also that [`package.json`][x-repo-package-json] may include the
[`sideEffects`][x-pkg-side-effects-key] key, which is almost always `false` for
optimal [tree shaking][x-pkg-tree-shaking] where appropriate.
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</details>
### License
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See [LICENSE][x-repo-license].
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## Contributing and Support
**[New issues][x-repo-choose-new-issue] and [pull requests][x-repo-pr-compare]
are always welcome and greatly appreciated! š¤©** Just as well, you can [star š
this project][x-badge-repo-link] to let me know you found it useful! āšæ Or [buy
me a beer][x-repo-sponsor], I'd appreciate it. Thank you!
See [CONTRIBUTING.md][x-repo-contributing] and [SUPPORT.md][x-repo-support] for
more information.
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### Contributors
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[](#contributors-)
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Thanks goes to these wonderful people ([emoji
key][x-repo-all-contributors-emojis]):
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<table>
<tbody>
<tr>
<td align="center" valign="top" width="14.28%"><a href="https://xunn.io/"><img src="https://avatars.githubusercontent.com/u/656017?v=4?s=100" width="100px;" alt="Bernard"/><br /><sub><b>Bernard</b></sub></a><br /><a href="#infra-Xunnamius" title="Infrastructure (Hosting, Build-Tools, etc)">š</a> <a href="https://github.com/Xunnamius/js-utils/commits?author=Xunnamius" title="Code">š»</a> <a href="https://github.com/Xunnamius/js-utils/commits?author=Xunnamius" title="Documentation">š</a> <a href="#maintenance-Xunnamius" title="Maintenance">š§</a> <a href="https://github.com/Xunnamius/js-utils/commits?author=Xunnamius" title="Tests">ā ļø</a> <a href="https://github.com/Xunnamius/js-utils/pulls?q=is%3Apr+reviewed-by%3AXunnamius" title="Reviewed Pull Requests">š</a></td>
</tr>
</tbody>
<tfoot>
<tr>
<td align="center" size="13px" colspan="7">
<img src="https://raw.githubusercontent.com/all-contributors/all-contributors-cli/1b8533af435da9854653492b1327a23a4dbd0a10/assets/logo-small.svg">
<a href="https://all-contributors.js.org/docs/en/bot/usage">Add your contributions</a>
</img>
</td>
</tr>
</tfoot>
</table>
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This project follows the [all-contributors][x-repo-all-contributors]
specification. Contributions of any kind welcome!
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[x-badge-codecov-link]: https://codecov.io/gh/Xunnamius/js-utils
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'Install this package using npm or yarn!'
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[x-badge-repo-link]: https://github.com/Xunnamius/js-utils
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[x-pkg-cjs-mojito]:
https://dev.to/jakobjingleheimer/configuring-commonjs-es-modules-for-nodejs-12ed#publish-only-a-cjs-distribution-with-property-exports
[x-pkg-dual-package-hazard]:
https://nodejs.org/api/packages.html#dual-package-hazard
[x-pkg-exports-conditions]:
https://webpack.js.org/guides/package-exports#reference-syntax
[x-pkg-exports-module-key]:
https://webpack.js.org/guides/package-exports#providing-commonjs-and-esm-version-stateless
[x-pkg-exports-types-key]:
https://devblogs.microsoft.com/typescript/announcing-typescript-4-5-beta#packagejson-exports-imports-and-self-referencing
[x-pkg-side-effects-key]:
https://webpack.js.org/guides/tree-shaking#mark-the-file-as-side-effect-free
[x-pkg-tree-shaking]: https://webpack.js.org/guides/tree-shaking
[x-pkg-type]:
https://github.com/nodejs/node/blob/8d8e06a345043bec787e904edc9a2f5c5e9c275f/doc/api/packages.md#type
[x-repo-all-contributors]: https://github.com/all-contributors/all-contributors
[x-repo-all-contributors-emojis]: https://allcontributors.org/docs/en/emoji-key
[x-repo-choose-new-issue]:
https://github.com/Xunnamius/js-utils/issues/new/choose
[x-repo-contributing]: /CONTRIBUTING.md
[x-repo-docs]: docs
[x-repo-license]: ./LICENSE
[x-repo-package-json]: package.json
[x-repo-pr-compare]: https://github.com/Xunnamius/js-utils/compare
[x-repo-sponsor]: https://github.com/sponsors/Xunnamius
[x-repo-support]: /.github/SUPPORT.md