nikhilm/node-taglib — pull request #16 by lennart (2012-01-13 14:05:34+00:00)
Title: adding isEmpty

Adds the taglib feature `isEmpty` plus specs.

**Usage:**

```javascript
tag = new Taglib.Tag(filename);
tag.isEmpty(); // returns a boolean
```

Useful If you'd like to e.g. _prohibit_ importing of a file that lacks all information.