@ngdoc error
@name $q:norslvr
@fullName No resolver function passed to $Q
@description

Occurs when calling creating a promise using {@link $q} as a constructor, without providing the
required `resolver` function.

```
//bad
var promise = $q().then(doSomething);

//good
var promise = $q(function(resolve, reject) {
  waitForSomethingAsync.then(resolve);
}).then(doSomething);
```
