pasaran/yate — pull request #51 by chestozo (2012-05-13 16:15:30+00:00)
Title: Cannot save function call to var and then use it

I get runtime error

```
node.js:201
throw e; // process.nextTick error, or 'error' event on first tick
^
ReferenceError: a1 is not defined
at Object.body (evalmachine.:394:29)
at [object Object].applyValue (evalmachine.:61:35)
at Function.run (evalmachine.:20:18)
at evalmachine.:417:8
at Object.run (/usr/local/lib/node_modules/yate/lib/yate.js:117:22)
at Object. (/usr/local/lib/node_modules/yate/yate:42:23)
at Module._compile (module.js:441:26)
at Object..js (module.js:459:10)
at Module.load (module.js:348:31)
at Function._load (module.js:308:12)
```