GitHub repository: z-pattern-matching/z
Description: Pattern Matching for Javascript
Topics: functional-programming, immutability, pattern-matching

Official Release: tag_name: v1.0.3
body: Horray, z is now official! There are a LOT of improvements and changes
string match: tag_name: v0.0.6
body: now **z** match strings: 

```javascript
'test'.matches(
    (x = 'testa') => false,
    (x = 'test') => true,
    (x = 'testo') => false,
    function otherwise () { return false }
).should.equal(true)
```
Alpha: tag_name: v0.0.5
body: - Pattern matching
- Pattern matching with value comparison (ES6 w/ default parameters only)
- Helper methods: head, init, last, tail