time-to-botec/squiggle/node_modules/@stdlib/os/homedir/README.md

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@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
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distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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-->
# homedir
> Return the current user's home directory.
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## 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`.
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## 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].
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## Examples
<!-- eslint no-undef: "error" -->
```javascript
var homedir = require( '@stdlib/os/homedir' );
console.log( homedir() );
```
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* * *
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## CLI
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### Usage
```text
Usage: homedir [options]
Options:
-h, --help Print this message.
-V, --version Print the package version.
```
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### Examples
```bash
$ homedir
e.g., /Users/<username>
```
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[environment-variables]: https://en.wikipedia.org/wiki/Environment_variable
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