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# write-pkg [](https://travis-ci.org/sindresorhus/write-pkg)
> Write a `package.json` file
Writes atomically and creates directories for you as needed. Sorts dependencies when writing.
## Install
```
$ npm install --save write-pkg
```
## Usage
```js
const path = require('path');
const writePkg = require('write-pkg');
writePkg({foo: true}).then(() => {
console.log('done');
});
writePkg(__dirname, {foo: true}).then(() => {
console.log('done');
});
writePkg(path.join('unicorn', 'package.json'), {foo: true}).then(() => {
console.log('done');
});
```
## API
### writePkg([path], data)
Returns a `Promise`.
### writePkg.sync([path], data)
#### path
Type: `string`<br>
Default: `process.cwd()`
Path to where the `package.json` file should be written or its directory.
## Related
- [read-pkg](https://github.com/sindresorhus/read-pkg) - Read a `package.json` file
- [write-json-file](https://github.com/sindresorhus/write-json-file) - Stringify and write JSON to a file atomically
## License
MIT © [Sindre Sorhus](https://sindresorhus.com)
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