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# babel-plugin-transform-regenerator
> Transform async/generator functions with [regenerator](https://github.com/facebook/regenerator)
## Example
**In**
```javascript
function* a() {
yield 1;
}
```
**Out**
```javascript
var _marked = [a].map(regeneratorRuntime.mark);
function a() {
return regeneratorRuntime.wrap(function a$(_context) {
while (1) {
switch (_context.prev = _context.next) {
case 0:
_context.next = 2;
return 1;
case 2:
case "end":
return _context.stop();
}
}
}, _marked[0], this);
}
```
## Installation
```sh
npm install --save-dev babel-plugin-transform-regenerator
```
## Usage
### Via `.babelrc` (Recommended)
Without options:
```json
{
"plugins": ["transform-regenerator"]
}
```
With options:
|name|default value|
|---|---|
|asyncGenerators|true|
|generators|true|
|async|true|
```json
{
"plugins": [
["transform-regenerator", {
"asyncGenerators": false,
"generators": false,
"async": false
}]
]
}
```
### Via CLI
```sh
babel --plugins transform-regenerator script.js
```
### Via Node API
```javascript
require("babel-core").transform("code", {
plugins: ["transform-regenerator"]
});
```
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