time-to-botec/squiggle/node_modules/@stdlib/os/homedir/README.md
NunoSempere b6addc7f05 feat: add the node modules
Necessary in order to clearly see the squiggle hotwiring.
2022-12-03 12:44:49 +00:00

145 lines
2.8 KiB
Markdown

<!--
@license Apache-2.0
Copyright (c) 2018 The Stdlib Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
-->
# homedir
> Return the current user's home directory.
<!-- Section to include introductory text. Make sure to keep an empty line after the intro `section` element and another before the `/section` close. -->
<section class="intro">
</section>
<!-- /.intro -->
<!-- Package usage documentation. -->
<section class="usage">
## Usage
```javascript
var homedir = require( '@stdlib/os/homedir' );
```
#### homedir()
Returns the current user's `home` directory.
```javascript
var home = homedir();
// e.g., returns '/Users/<username>'
```
If unable to locate a `home` directory, the function returns `null`.
</section>
<!-- /.usage -->
<!-- Package usage notes. Make sure to keep an empty line after the `section` element and another before the `/section` close. -->
<section class="notes">
## Notes
- The implementation primarily checks various [environment variables][environment-variables] to locate a `home` directory. Note that this approach has **security vulnerabilities**, as attackers can tamper with [environment variables][environment-variables].
</section>
<!-- /.notes -->
<!-- Package usage examples. -->
<section class="examples">
## Examples
<!-- eslint no-undef: "error" -->
```javascript
var homedir = require( '@stdlib/os/homedir' );
console.log( homedir() );
```
</section>
<!-- /.examples -->
* * *
<section class="cli">
## CLI
<section class="usage">
### Usage
```text
Usage: homedir [options]
Options:
-h, --help Print this message.
-V, --version Print the package version.
```
</section>
<!-- /.usage -->
<section class="examples">
### Examples
```bash
$ homedir
e.g., /Users/<username>
```
</section>
<!-- /.examples -->
</section>
<!-- /.cli -->
<!-- Section to include cited references. If references are included, add a horizontal rule *before* the section. Make sure to keep an empty line after the `section` element and another before the `/section` close. -->
<section class="references">
</section>
<!-- /.references -->
<!-- Section for all links. Make sure to keep an empty line after the `section` element and another before the `/section` close. -->
<section class="links">
[environment-variables]: https://en.wikipedia.org/wiki/Environment_variable
</section>
<!-- /.links -->