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codeql-action/node_modules/eslint/node_modules/has-flag/readme.md
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# has-flag [](https://travis-ci.org/sindresorhus/has-flag) | |
> Check if [`argv`](https://nodejs.org/docs/latest/api/process.html#process_process_argv) has a specific flag | |
Correctly stops looking after an `--` argument terminator. | |
--- | |
<div align="center"> | |
<b> | |
<a href="https://tidelift.com/subscription/pkg/npm-has-flag?utm_source=npm-has-flag&utm_medium=referral&utm_campaign=readme">Get professional support for this package with a Tidelift subscription</a> | |
</b> | |
<br> | |
<sub> | |
Tidelift helps make open source sustainable for maintainers while giving companies<br>assurances about security, maintenance, and licensing for their dependencies. | |
</sub> | |
</div> | |
--- | |
## Install | |
``` | |
$ npm install has-flag | |
``` | |
## Usage | |
```js | |
// foo.js | |
const hasFlag = require('has-flag'); | |
hasFlag('unicorn'); | |
//=> true | |
hasFlag('--unicorn'); | |
//=> true | |
hasFlag('f'); | |
//=> true | |
hasFlag('-f'); | |
//=> true | |
hasFlag('foo=bar'); | |
//=> true | |
hasFlag('foo'); | |
//=> false | |
hasFlag('rainbow'); | |
//=> false | |
``` | |
``` | |
$ node foo.js -f --unicorn --foo=bar -- --rainbow | |
``` | |
## API | |
### hasFlag(flag, [argv]) | |
Returns a boolean for whether the flag exists. | |
#### flag | |
Type: `string` | |
CLI flag to look for. The `--` prefix is optional. | |
#### argv | |
Type: `string[]`<br> | |
Default: `process.argv` | |
CLI arguments. | |
## Security | |
To report a security vulnerability, please use the [Tidelift security contact](https://tidelift.com/security). Tidelift will coordinate the fix and disclosure. | |
## License | |
MIT © [Sindre Sorhus](https://sindresorhus.com) |