plovr: a Closure build tool

plovr is a build tool that dynamically recompiles JavaScript and Closure Template code. It is designed to simplify Closure development, and to make it more enjoyable.

The intended usage of plovr is as follows:

plovr displaying a Compiler warning inside the web page that loads the JavaScript code that contains the type checking warning.

In providing a build tool to assist in iterative JavaScript development, plovr also achieves the following:

You can learn more about both Closure and plovr in Closure: The Definitive Guide (O'Reilly). It is currently available on Amazon (in both hardcopy and Kindle edition), as well as in traditional brick-and-mortar bookstores.