nzakas/eslint — pull request #197 by iancmyers (2013-08-04 01:11:51+00:00)
Title: Rule: unnecessary-strict

The `unnecessary-strict` rule flags the use of the `"use strict";` directive when already in strict mode.

```js
"use strict";

(function () {
"use strict";
var foo = true;
}());
```

See http://jslinterrors.com/unnecessary-use-strict/