<!--- Provide a general summary of the issue in the title above -->

### Input Code
<!--- If you're describing a bug, please let us know which sample code reproduces your problem -->

```js
var your => (code) => here;
```

### Babylon/Babel Configuration
<!--- If describing a bug, tell us what your babel configuration looks like -->

```js
{
  "your": { "config": "here" }
}
```

### Expected Behavior
<!--- If you're describing a bug, tell us what should happen -->
<!--- If you're suggesting a change/improvement, tell us how it should work -->

### Current Behavior
<!--- If describing a bug, tell us what happens instead of the expected behavior -->
<!--- If suggesting a change/improvement, explain the difference from current behavior -->

### Your Environment
<!--- Include as many relevant details about the environment you experienced the bug in -->

| software         | version
| ---------------- | -------
| Babylon          |  
| node             | 
| npm              | 
| Operating System |