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# unherit [![Build Status][travis-badge]][travis] [![Coverage Status][codecov-badge]][codecov]
Create a custom constructor which can be modified without affecting the
original class.
## Installation
[npm][npm-install]:
```bash
npm install unherit
```
## Usage
```js
var EventEmitter = require('events').EventEmitter;
/* Create a private class which acts just like
* `EventEmitter`. */
var Emitter = unherit(EventEmitter);
Emitter.prototype.defaultMaxListeners = 0;
/* Now, all instances of `Emitter` have no maximum
* listeners, without affecting other `EventEmitter`s. */
assert(new Emitter().defaultMaxListeners === 0); // true
assert(new EventEmitter().defaultMaxListeners === undefined); // true
assert(new Emitter() instanceof EventEmitter); // true
```
## API
### `unherit(Super)`
Create a custom constructor which can be modified without affecting the
original class.
###### Parameters
* `Super` (`Function`) — Super-class.
###### Returns
`Function` — Constructor acting like `Super`, which can be modified
without affecting the original class.
## License
[MIT][license] © [Titus Wormer][author]
<!-- Definitions -->
[travis-badge]: https://img.shields.io/travis/wooorm/unherit.svg
[travis]: https://travis-ci.org/wooorm/unherit
[codecov-badge]: https://img.shields.io/codecov/c/github/wooorm/unherit.svg
[codecov]: https://codecov.io/github/wooorm/unherit
[npm-install]: https://docs.npmjs.com/cli/install
[license]: LICENSE
[author]: http://wooorm.com
|
